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Title: Vegetable Field Day, Thursday, November 29, 1984
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Title: Vegetable Field Day, Thursday, November 29, 1984
Physical Description: Book
Language: English
Publisher: University of Florida, Insititute of Food and Agricultural Sciences, Agricultural Research and Education Center,
Publication Date: November 29, 1984
Copyright Date: 1984
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Bibliographic ID: UF00055955
Volume ID: VID00001
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Table of Contents
    Front Cover
        Front page 1
    Main
        Page 1
        Page 2
        Page 3
        Page 4
        Page 5
        Page 6
        Page 7
        Page 8
        Page 9
        Page 10
        Page 11
        Page 12
        Page 13
        Page 14
        Page 15
        Page 16
        Page 17
        Page 18
        Page 19
        Page 20
        Page 21
        Page 22
        Page 23
        Page 24
        Page 25
        Page 26
        Page 27
Full Text



*
I* .'


.FTP-1984-4


i.FA.S. Univ. of Florida






UNIVERSITY OF FLORIDA
INSTITUTE OF FOOD AND AGRICULTURAL SCIENCES

AGRICULTURAL RESEARCH AND EDUCATION CENTER
FORT PIERCE, FLORIDA

VEGETABLE FIELD DAY
THURSDAY, NOVEMBER 29, 1984


P.J. STOFFELLA & B.J. WILLIAMS, EDITORS


FORT PIERCE AREC RESEARCH REPORT

















PROGRAM

James Cummings, St. Lucie County Extension Director, moderator


AM
9:00-9:30:

9:30:

9:40:

10:00-11:30:

10











11:30-1:OOPM:

1:00-3:-30PM:


Assembly and Registration
Coffee and donuts, courtesy of Farm Credit Services

Dr. Peter J. Stoffella Welcome

Dr. D. N. Maynard Introduction to Vegetable Crop
Research Programs.

Dr. J. W. Scott Tomato Plant Breeding Program and
Cultivar Update.

Dr. R. M. Sonoda Vegetable Crop Diseases and Their
Control.

Dr. W. M. Stall Weed Control of Vegetable Crops.

Dr. K. L. Pohronezny Integrated Pest Management
Program in Vegetable Crops.

Dr. G. Hochmuth Production and Marketing of
Vegetables for a Farmer's Market.

Dr. P. J. Stoffella Summary and Closing Remarks.

LUNCH, courtesy of Diamond R. Fertilizer Co.
Tour of research plots.-









TOUR OF RESEARCH PLOTS


Block no.

2C-South







2C-North


3C-3E East















3C-3E West







3C-3E West


Page

Southern Pea Variety Trial- 3
P.J. Stoffella

Southern Pea Leafminer Trial- 4
B. Bullock

Black Bean Variety Trial- 5
P.J. Stoffella

Statewide Tomato Variety Trials 6
J.W. Scott

Southern Pea Defoliation Trial- 7
B. Payne

Sweet Corn Variety Trial- 8
G. Hochmuth

Snap Bean Variety Trial- 9
K. Pohronezny
Lorsban on Southern Blight of
Tomato- 10
R.M. Sonoda

Screening pepper lines against
Phytophthora capsici- 11
R.M. Sonoda

Bell Pepper Variety Trial- 12
B.J. Williams

Cabbage Variety Trial- 13
W.M. Stall

Summer Squash Variety Trials- 14
R. Rohde

Herbicide Trial on Spanish Onions 15
P.J. Stoffella











SOUTHERN PEA VARIETY TRIAL


Block 2C-South P. J. Stoffella and B. J. Williams

Purpose: To evaluate several commercial southern pea cultivars
for yield and growth characteristics.

Experimental Design:
Randomized complete block design with four replications-four
varieties.

Bed spacing: 7 feet on centers, 44" wide beds.


In-row plant spacing:
Between-row plant spacing:
Plot length:



Cultivar


2" later thinned to 4";
22"
15 feet with 1 foot border between
plots; two replications per bed,
two rows per bed.

Seed Source


Pinkeye Purplehull
Texas Cream-40
Knuckle Purplehull
California Blackeye #5


Planting Data:


C. T. Smith Co.
C. T.' Smith Co.
C. T. Smith Co.
Asgrow Seed Co.


August 8, 1984-Field limed with dolomite (T/A)
August 30, 1984-Beds fertilized and mulched
with strip-mulch plastic.
Sept. 18, 1984 -Field seeded.


Fertilizer: 102 lbs. N/A, 153 Ibs. P205/A, and 255 Ibs. K20/A
was banded in the center of each bed prior to mulching
with strip-mulch plastic.


Operation:


Lodging will be subjectively evaluated prior to harvest.
Ten linear feet will be harvested from each plot for
seed yield and biological yield.







SOUTHERN PEA LEAF MINER TRIAL 1984


Block 2C-South


R.C. Bullock & R.L. Payne


Purpose To evaluate influence that leafminer has on yield

Experimental Design Randomized complete block with 6 replications.
Variety California Blackeye #5
Bed Spacing 7 feet on centers, 44 inch bed width',
2 rows of plants per bed.
In-row plant spacing 2 inches
Between-row plant spacing 22 inches
Plot length 9 feet

Planting Data: August 8, 1984 field limed with dolomite (T/A)
August 30, 1984- beds fertilized and mulched with
strip-mulch plastic.
September 18, 1984 field seeded

Fertilizer: 102 lbs. N/A, 133 lbs. P205/A, 255 lbs. K20/A was
banded in the center of each bed prior to mulching
with strip mulch plastic.


* Operation:


6 plants/plot surveyed weekly to determine number of
mines and location on foliage'.

Spray.Regime-
Disease control with Dithane M-45 to all plots.
Defoliator control with Sevin (carbaryl) during
weeks 2-4, then with Bacillus thuringiensis
from week 5 to end of test.
Leafminer control with Trigard (cyromazine) as follows:


Treatment
A full season
B up to flower bud initiation
C from flower bud to pod set
D from pod set to pod fill
E from pod fill to harvest
F no leaf miner control


(Dina's phase A) z
(Dina's phase B)
(Dina's phase C)
(Dina's phase D)
(Dina's phase D)


Prior to harvest, determine plant condition: lodging,
leaf retention, and pod dryness. Harvest 6 plants per
plot for yield components: pods/plant, seeds/plant,
seeds/pod, and seed size (g/100). Ten linear feet
will be harvested from each plot for seed yield,
biological yield, and harvest index.

z Dina, S.O. 1976. Effect of insecticidal application at different
growth phases on insect damage and yield of cowpea. i.
J. Econ. Entomol. 69(2): 186-8.




5




BLACK BEAN VARIETY TRIAL


Block 2C-South P.J. Stoffella and B.J. Williams

Purpose: To evaluate several advanced black bean breeding lines
and commercial cultivars for growth and yield
characteristics under south Florida's environmental
conditions.

Experimental Design:
Fifteen advanced black bean breeding lines and two standard
commercial cultivars (Midnight and California Strain 39)
are being evaluated.

Randomized complete block design with four replications.

Bed spacing: 7 foot on centers, 44" wide beds.

In-row plant spacing is 3"; plot length is 8 feet,
with 2' border between plots.

Black beans were planted 2 rows per bed; 1 replication/bed.

10lanting data: August 8, 1984 Field limed with dolomite (T/A)
August 30, 1984- Beds fertilized and mulched
using strip-mulch plastic.
Sept. 18, 1984 Field seeded.
October 3, 1984- Re-seeded all plots due to poor
germination of first planting.
Fertilizer:
(1.) 102 lbs. N/A, 153 lbs. P205/A, and 255 lbs. K20/A
was banded in the center of each bed prior to mulching
with strip mulch plastic.

Operation: There will be early and late season lodging ratings,
stand counts, and plant habit ratings. Plots will
be harvested for seed yield, biological yield, and
seed size.








TOMATO VARIETY TRIAL (Non-staked ground culture)


Block 2C-North J.W. Scott and P.J. Stoffella

Purpose: To evaluate breeding lines and commercial cultivars
for tomato yield, size, and quality.

Cultivar or breeding line Seed Source


Duke
7130
Hayslip
7136
7132
FTE-12
7131
Atlantic City
Horizon (7067)
7133
Independence
Sunny

PSX 74180


PSX 74482


Petoseed Co.
IFAS
IFAS
IFAS
IFAS
Petoseed Co.
IFAS
Ferry Morse Seed Co.
IFAS
IFAS
Abbott & Cobb Seed Co.
Asgrow Seed Co.

Petoseed Co.
(observation line)
Petoseed Co.
(observation line)


Planting data: August 1, 1984 seeded in trays
August 8, 1984 field limed with dolomite ( ton/A)
August 28, 1984- Beds mulched with full bed
black plastic.
Sept. 5, 1984 Transplanted to field

Bed spacing: 7' on centers

In-row plant spacing: 2'

Randomized complete block design with four replications.

Fertilizer:
(1) 27 lbs N/A, 109 lbs P205/A and 27 lbs K20/A was broadcast
incorporated in 44" wide bands prior to mulching.

(2) 102 lbs. N/A, 153 lbs. P205/A, and 255 ibs. K20/A was
split into 2 bands on each bed and bedded over.








SOUTHERN PEA DEFOLIATION TRIAL 1984


Block 3C-3E east


R.C. Bullock & R.L. Payne


Purpose To evaluate influence of defoliation by bean leafroller
on yield.

Experimental Design Randomized complete block with 4 replications.

Variety California Blackeye #5
Bed Spacing 7 feet on centers, 44 inch bed width, 2 rows
of plants per bed.
In-row plant spacing 2 inches
Between-row plant spacing 22 inches
Plot length 10 feet

Planting Data: August 8, 1984 field limed with dolomite (T/A)
August 30, 1984- beds fertilized and mulched with
strip-mulch plastic.
September 18, 1984 field seeded full bed
(replicates 1-3)
September 24, 1984 field seeded short bed
(replicate 4)
Fertilizer: 102 lbs. N/A, 133 lbs. P205/A, 255 lbs. K20/A was
banded in the center of each bed prior to mulching
with strip mulch plastic.

Operation: 10 plants per plot surveyed weekly to determine
number and location of eggs and larvae of leafroller
on plants.

Spray Regime-
Disease control with Dithane M-45 to all plots.
Leafminer control with Trigard (cyromazine) to all plots.
Leafroller control with Sevin (carbaryl) as follows:

Treatment
A full screen
B up to flower bud initiation
C from flower bud to pod set
D from pod set to harvest
E no leafroller control

Prior to harvest, determine plant condition, lodging,
leaf retention, and pod dryness. Harvest 10 plants
per plot for yield components: pods/plant, seeds/plant,
seeds/pod, and seed size (g/100). Ten linear feet will
be harvested from each plot for seed yield, biological
'ag yield, and harvest index.










SWEET CORN VARIETY TRIAL


Block 3C-3E East G. Hochmuth and P.J. Stoffella

Purpose: To examine several commercial sweet corn cultivars
for yield characteristics.

Experimental Design:
Randomized complete block design with four replications-
four varieties ( 2 yellow and 2 white corn cultivars).

Bed spacing: 7 feet on centers.

In row plant spacing: 4", between-row plant-..spacing is 20".

Plot length: 10 feet with 1 foot borders between varieties,
two rows per bed.

Cultivar Seed Source
Silver Queen Asgrow Seed Co.
Silver Chief Asgrow Seed Co.
Wintergreen Asgrow Seed Co.
Merit Asgrow Seed Co.

Planting data:
August 8, 1984 Field limed with dolomite (T/A)
August 30, 1984 -Beds fertilized and mulched with
strip-mulch plastic.
October 4, 1984- Direct seeded in field.

Fertilizer:
(1) 102 lbs. N/A, 153 lbs. P205/A, and 255 lbs. K20/A
was banded in the center of each bed prior to mulching
with strip-mulch plastic.

(2) One sidedress application of 50 lbs. N/A, 25 lbs.
P205/A, and 25 lbs. K20/A was banded onto each bed,
rate per row on October 29, 1984.












SNAP BEAN VARIETY TRIAL


Block 3C-3E East K. Pohronezny and B.J.. Williams .,

Purpose: To evaluate several commercial snap bean cultivars for
yield characteristics.

Experimental Design:
Randomized complete block design with four replications-
four varieties.

Bed spacing: 7 feet on centers, 44" wide beds.

In-row plant spacing: 2"

Between-row.plant spacing: 21" average; two rows per bed,
one replication per bed.

Plot length: 10 feet with 1 foot border between plots.

Variety Seed Source
Sprite Asgrow Seed Co.
Strike Asgrow Seed Co.
Harvester Asgrow Seed Co.
Bush Blue Lake Northrup King Seed Co.



Planting Data:
August 8, 1984 Field limed with dolomite (T/A)
August 26, 1984 Beds fertilized and mulched with
strip mulch plastic.
October 4, 1984 field seeded.

Fertilizer:
102 lbs. N/A, 153 lbs. P205/A, and 255 lbs. K20/A
was banded in the center of each bed prior to mulching
with strip mulch plastic.















LORSBAN ON SOUTHERN BLIGHT OF TOMATO

Block 3C-3E East R. M. Sonoda


Purpose:


To evaluate the effect of the insecticide Lorsban
as a fungicide against southern blight of tomato
caused by Sclerotium rolfsii.


Cultivar: Floradade

Experimental Design: Randomized complete block.design with
4 replications; 5 plants/replicate;
plants spaced 18" apart within rows.


List of Treatments


Plot 1-----------------------------------Control, no Lorsban
2-----------------------------------*Lorsban, pt/100 gal
3-----------------------------------*Lorsban, 1 pt/100 gal



*100 ml/plant of the respective concentrations of Lorsban 4E
applied at one week intervals.

Transplanting date: 10-4-84
First Lorsban treatment: 10-14-84


Operations: The incidence of southern blight (plant wilt, signs
of the pathogen, etc.) will be made at weekly intervals.
The incidence of disease and severity of disease
between treated and untreated plots will be compared.





11








SCREENING PEPPER LINES AGAINST PHYTOPHTHORA CAPSICI

Block 3C-3E East R. M. Sonoda


Purpose: To determine reaction of three pepper lines bred for
resistance to Phytophthora capsici by Petoseed Co. to
P. capsici isolated from diseased peppers in
Florida.

Experimental Design: 4 accessions, 4 replicate plots, Each plot
with subplots, untreated with P. capsici
suspensions. 7 plants within each plot
inoculated and 7 plants uninoculated.

Accessions: EC Early Cal Wonder-standard susceptible variety.
69 PetoSeed Pepper line 15-1
90 PetoSeed Pepper line 2258
336 PetoSeed Pepper line CM 336-1

Operations: Disease incidence'and severity over time will
be compared.









BELL PEPPER VARIETY TRIAL


Block 3C-3E West B.J. Williams and P.J. Stoffella

Purpose: To evaluate several commercial bell pepper cultivars
for fruit.yield, size, shape, and other yield
characteristics.

Experimental Design:
Randomized complete block design with four replications-
four varieties.

Bed spacing: 7 feet on centers

In row plant spacing: 12"

Between row plant spacing: 22", 2 rows per bed, 2 plants
per hill

Plot length: 12 feet, 20 hills per plot.


Cultivar Seed Source.
Shamrock Asgrow Seed Co.
Skipper Asgrow Se'ed Co.
Early Calwonder Asgrow Seed Co.
Yolo Wonder Asgrow Seed Co.

Planting Data:

August 8, 1984 Field limed with dolomite (T/A)
August 13, 1984 -Seeded in trays.
August 28, 1984- Thinned seedlings to 2 plants/cell
September 25, 1984 Beds fertilized and mulched
with full bed plastic
October 2, 1984 Seedlings transplanted to field,
2 plants per hill.

Fertilizer:
(1) 27 lbs. N/A, 109 lbs. P205/A, 27 lbs. K20/A was
broadcast and incorporated in 44" wide bands prior
to mulching.
(2) 102 ibs. N/A, 153 lbs. P205/A, and 255 lbs. K20/A
was placed in the center of each bed and bedded
over.











CABBAGE VARIETY TRIAL


Block 3C-3E West W.M. Stall and P.J. Stoffella

Purpose: To evaluate four commercial cabbage cultivars for
yield characteristics.

Experimental Design:
Randomized complete block design with four replications.

Bed spacing: 7 foot on centers

In row plant spacing: 12", single row per bed,
10 plants per plot.


Cultivar Seed Source
Copenhagen- Market 86 Asgrow Seed Co.
Rio Verde Northrup King Seed Co.
Danish Ball Head Northrup King Seed Co.
Yellow's Resistant Northrup King Seed Co.
Meteor (red cabbage)


Planting data:
August 8, 1984 Field limed with dolomite (T/A)
September 11, 1984 Seeded in trays.
September 25, 1984 Beds fertilized and mulched
with full bed black plastic.
October 11, 1984 Seedlings transplanted to field.


Fertilizer:
(1) 27 lbs. N/A, 109 lbs. P205/A, and 27 lbs. K20/A
was broadcast and incorporated in 44" wide
bands prior to mulching.

(2) 45 lbs. N/A, 45 lbs. P205/A and 45 lbs. K20/A was
split into two bands on each bed and bedded over
with plastic mulch.









SUMMER SQUASH VARIETY TRIAL


Block 3C-3E West R. Rohde, P.J. Stoffella and B.J. Williams

Purpose: To evaluate commercial cultivars of green and yellow
summer squash for fruit yield characteristics.

Experimental Design:
Randomized complete block design with four replications-
two yellow summer squash varieties and two zucchini (green)
varieties are being evaluated.

Bed spacing: 7 feet on centers

In row plant spacing: 18", one plant per hill, one row
per bed.


Cultivar


Dixie
Lemondrop
Senator
Elite


Planting data:
August 8,
September


October 4,
October 1]


Seed Source


Asgrow Seed Co'
Asgrow Seed Co.
Asgrow Seed Co.
J. Harris Seed Co.


1984 field limed with dolomite (T/A)
26, 1984 Beds fertilized and mulched with
full bed black plastic.
1984 Seeded in field.
-, 1984 Thinned to 1 plant/hill.


Fertilizer:
(1) 27 lbs. N/A, 109 lbs. P205/A, and 27 lbs. K20/A was
broadcast and incorporated in 44" wide bands prior
to mulching.

(2) 45 lbs. N/A, 45 lbs. P205/A, and 45 lbs. K20/A was
split into 2 bands on each bed and bedded over with
plastic mulch.











HERBICIDE TRIAL on SPANISH ONIONS-Fall 1984


Block 3C-3E West-P.J. Stoffella and B.J. Williams


Purpose:


To evaluate the effects of pre-plant incorporated
and post-emergence herbicides on weed control and
yields of 'Texas Grano 502' onions.


Experimental Design:
Split block design with four replications.
Bed spacing: 7 feet on centers, 44" wide beds
In-row plant spacing: 1"; Between row plant
spacing: 14", 2 rows per bed.
Plot length: 20 feet per pre-plant herbicide
treatment. Each main plot is split
(10' plots) into plus or minus post-
emergence herbicide treatments.


Pre-plant herbicides

Paraquat
Goal
Roundup

Post-emergence herbicide
Goal


Chemical Co.

Chevron Chemical Co.
Rohm and Haas Co.
Monsanto Co.


Rohm and Haas Co.


Controls
Non-weedy control
Weedy control

Planting data: August 8, 1984 Field limed with dolomite ( T/A)
October 4, 1984 -Beds made (containing no fertilizer)
November 14, .1984- Applied all pre-plant herbicide
treatments
November 15, 1984 -Field seeded.


Fertilizer:


22 lbs. N/A, 90 lbs. P205/A, and 22 lbs. K20/A was
banded on each side of the beds, approximately 6"
from seed row on day of planting.


Sidedress applications will be applied at 3-4 week
intervals at rate of 20 lbs. N/A, 20 lbs. P205/A,
and 20 lbs. K20/A.










SOUTHERN PEA
VARIETY TRIAL RESULTS-FORT PIERCE


Unit Reporting: Agricultural Research Center,:'Fort. Pierce
Leaders: P.J. Stoffella
Planted: March 22, 1983
Harvested: Each cultivar harvested at maturity;
beginning July 1, 1983, ending July 19, 1983
Soil: Oldsmar fine sand



Seed Yieldz
Cultivar Source ( b./A)


Texas Cream 12 Peas Inc. of Texas 4,699a
Worthmore Peas Inc. of Texas 2,769ab
Hercules Peas Inc. of Texas 2,720ab
Big Boy Peas Inc. of Texas 2,650ab
Blue Goose Peas Inc. of Texas 2,640ab
White Acre Peas Inc. of Texas 2,387bc
Texas Cream 40 Peas Inc. of Texas 2,324bc
California Blackeye #5 Peas Inc. of Texas 2,248bcd
Pinkeye Purplehull Peas Inc. of Texas 2,175bcd
Zipper Cream Peas Inc. of Texas 2,128bcd
Purplehull Big Boy Peas Inc. of Texas 1,823bcde
Mississippi Cream Peas Inc. of Texas 1,653cde
Knuckle Purplehull Peas Inc. of Texas 1,368de
Mississippi Purple Peas Inc. of Texas l,112e



ZMean separation within columns by Duncan's Multiple Range
Test, 5% level.

Comments: Crop grown on raised beds with 14 inch strip
Mulch, 7 feet between bed centers, 2 rows per
bed, and 2 inches between plants.











Southern Pea Variety Trial Results Fort Pierce


Unit Reporting: Agricultural Research and Education Center, Fort Pierce
Leaders: 'P. J. Stoffella, B. J. Williams
Planted: March 15, 1984
Harvested: Each cultivar harvested at maturity; beginning June 12, 1984, ending July 2, 1984.
Soil: Oldsmar Fine Sand



Cutivr Source Seed Yield Biological Harvest Seed size
Cultivar Source (lb./A) Yield (ibs./A) Index (%)M (g/100 seeds)


Texas C.T. Smith 1347abcz 4792a 27.9d 12.8d
Cream-12 Company

Purplehull C.T. Smith 897d 3788b 23.9d 19.8a
Big Boy Company

Pinkeye C.T. Smith 1055cd .3672b 28.7d 14.6c
Purplehull Company

Knuckle C.T. Smith 1437ab 3578b 40.3c 19.4ab
Purplehull Company

Texas C.T. Smith 1380abc 3143bc 44.1bc 18.3b
Cream-40 Company

White C.T. Smith 1653a 3010bc 55.3a 8.le
Acre Company

Mississippi C.T. Smith 1131bcd 2395c 47.2b 12.9d
Cream Company
ZMean separation within columns by Duncan's Multiple Range Test, 5% level.





INFLUENCE OF PESTICIDE SPRAY SCHEDULE ON GROWTH AND YIELDS OF SOUTHERN PEAS

Pests: Bean leafroller, SGSB, leafminer, rust, powdery mildew.
Spray regime:-
* Disease control with Dithane M-22 Special + Copper
Insect control with alternate sprays of malathion and carbaryl


Effect of Spray Schedules and Cultivars on
Cowpea Yield Components Fall 1982 -
Treatments Seed Biologicalz HarvestY, Lodgingx
Yield Index Rating
Pesticide -------bs/A-------- %
Schedule (PS)
Weekly 857aw 2212a 38.6a 1.87b
On Demand 606b 1643b 36.4ab 2.25ab
None 508c 1473c 33.6b 2.31a
Cultivars (C)
Pinkeye Purple Hull 798a 2096a 40.2a 3.25a
Knuckle Purple Hull 792a 1989a 37.7a 2.42b
California Blackeye #5 573b 1656b 33.5b 1.92c
Texas Cream 467c 1363c 33.6b 1.00d
Interaction
C x PS NS NS NS


Effect of Spray Schedules and Cultivars on
Cowpea Yield Components Spring 1984


'Treatments


Seed
Yield


Biologicalz Harvesty
Yield Index


Lodging
Rating


Pesticide
Schedule (PS)
Weekly
On Demand
None
Cultivars (C)'
Pinkeye Purple Hull
Knuckle Purple Hull
California Blackeye #5
Texas Cream
Interaction
C x PS


--------ibs/A--------


889aw
708b
549c

594b
544b
1066a
658b
NS


2857a
2380b
2079c

2008b
2785a
2941a
2021b
NS


NS, Nonsignificant (NS) and significant at 5%


level (*).


zBiological yield = seeds + pods + stems + roots
YHarvest index = (seed yield/biological yield) x 100
WLodging rating is based on a scale of 1 (erect) to 5 (prostrate)
Mean separation by Duncan's Multiple Range Test, 5% level.
VDithane M-22 applied when 10% of leaves were infested with rust
O*pustules or mildew mycelium. Carbaryl or malathion applied when
density of SGSB reached 0.2/meter row.


30.7a
30.3a
27.4b

30. Ob
20.Oc
36.la
32.2b
NS


2.62
2.31
2.44

3.42a
3.33a
1.83b
1.25b
NS


8




0


Treatment
A *

B *

C *

D *

E *

F


SOUTHERN

Number of large
9 16
Apr Apr
Obz Oc *

Ob 2c *

Ob 9abc

Ob 19ab

Ob 8abc

3b 23a


PEA LEAFMINER TRIAL

mines per treatment
23 30
Apr Apr
25b 57c *

15b 41c *

872a 1637ab

930a 1977a

768a 1509b

915a 1809ab


- SPRING 1984

in weekly surveys:
7 15
May May
41b 43b *

39b 83b *

1020a 459a *

1178a 471a

973a 409a

1192a 408a


21y
May
40

245

204

369

182

384


No. Nodes 3 4 6 8 11 13 13 14 14


ZMean separation within columns by Duncan's Multiple Range Test, 5% level.

YAdjusted for data collected in 4 of the 6 replicates.

Schedule of Trigard (cyromazine) sprays applied for leafminer control.

Planted 19 March 1984; Harvested 11 June 1984.

Treatments: A full season control of leafminer
B control up to flower bud initiation
C control from flower bud to pod set
D control from pod set to pod fill
E control on dicot leaves
F no leafminer control


30y
May
* 24

184

80

* 297

182

305


4 -
Jun
* 7d *

138bc

27d

* 170ab *

109c

194a













BLACK BEAN VARIETY TRIAL


Unit Reporting: Agricultural Research and Education Center, Fort Pierce
Leaders: P.J. Stoffella and B.J. Williams
Planted: April 10, 1984
Harvested: July 12, 1984


Biological Yield
(lb./A)


Seed Yield
(lb./A)


Seed Size
(g/100 sees)


Lodgingz


232
277
178
196
194
264
242
94
248
234
MIDNIGHT
29
182
192
191
180


1213ab
1711ab
1898a.
1711ab
1478ab
1556ab
1478ab
1354ab
1711ab
1089ab
1525ab
1478ab
1431ab
948a
1711ab
1789ab


602cd
951abc
979abc
983abc
831abcd
909abcd
521d ,
838abcd
1037a
605bcd
752abcd
852abcd
813abcd
818abcd
938abc
999ab


25.0ay
21.8b
21. lbc
20.7bcd
20.5bcd
19.8bcde
19.4cdef
18.8efg
17.9efg
17.8efg
17.8efg
17.3fg
16.7gh
14.8h
14. 7h
14.7h


ZLodging is based on scale of 1 (prostrate) to 5 (erect).

YMean separation by Duncan's Multiple Range Test, 5% level.


Variety


2.5ab
2.5ab
2. Ob
3.5ab
3.0ab
2.5ab
3.0ab
3.0ab
4.0ab
3.0ab
2.5ab
3.0ab
2.5ab
3.0ab
4.0ab
4.5a











TOMATO
UNSTAKED VARIETY TRIAL RESULTS-FORT PIERCE


Unit Reporting: Agricultural Research Center, Fort Pierce
Leaders: P.J. Stoffella
Transplanted: March 3, 1983
Harvested: May 26, 1983. Last of 4: June 16, 1983
Soil: Oldsmar fine sand


Cuivar Source Marketable Yieldz Average Fruit Sizez
Cultvar Source(25 b/A) (oz/fruit)



Sunny Asgrow 2,390a 6.29bcd
7060 IFAS 2,195ab 9.15a
Horizon (7045) IFAS 2,101ab 6.54bc
Duke Peto 2,069abc 6.29bcd
7025 IFAS 1,933abc 6.78b
FTE-12 IFAS 1,890bcd 6.29bcd
7057 IFAS 1,811bcde 6.17bcde
7061 IFAS 1,680cde 9.40a
Suncoast (7065) IFAS 1,642de 8.85a
Walter IFAS l,423e 5.80cde
Hayslip IFAS 1,419e 5.31e
Flora-Dade IFAS 1,412e 5.35de



ZMean separation within columns by Duncan's Multiple Range Test, 5% level.

Comments: Crop grown on raised beds with plastic mulch, 7 feet
between rows and 2 feet between plants within rows.











TOMATO
UNSTAKED VARIETY TRIAL RESULTS-FORT PIERCE -

Unit Reporting: Agricultural Research Center, Fort Pierce
Leaders: P.J. Stoffella and B.J. Williams
Transplanted: September 15, 1983
Harvested: December 8, 1983. Last of 4: December 27, 1983
Soil: Oldsmar fine sand


Cultivar


Source


Marketable Yieldz
(25 lb/A)


Average Fruit Sizez
(oz/fruit)


803148
Sunny
Duke
Hayslip
Horizon (7067)
7093
7057
FTE-12
7025
D79000
Flora-Dade
Walter


IFAS
Asgrow
Peto
IFAS
IFAS
IFAS
IFAS
IFAS
IFAS
IFAS
IFAS
IFAS


zMean separation within
5% level.


1,523a
1,513a
1,475a
1,316ab
1,226abc
1,056bcd
1,025bcd
904cdef
771def
682ef
596f
591f


columns by Duncan's Multiple Range Test,


Comments: Crop grown on raised beds with plastic mulch, 7 feet
between rows and 2 feet between plants within rows.


5.72d
6.25bc
6.47bc
6.99a
7.03a
6.71ab
7.05a
7.07a
6.63abc
6.63a
6.13cd
6.67ab














TOMATO
UNSTAKED VARIETY TRIAL RESULTS-FORT PIERCE


Unit Reporting: Agricultural Research & Education Center, Fort Pierce
Leaders: P.J. Stoffella and B.J. Williams
Planted: February 23, 1984
Harvested: May 10, 1984. Last of 4: May 31, 1984
Soil: Oldsmar fine sand


Cul r S e Marketable Yieldz Average Fruit Sizez
Cultivar Source (25 b/A) (oz/fruit)


Independence
7067
7078
7065
7060
7095
7025
Duke
Atlantic City
Sunny
FTE-12
Hayslip


ABBOTT & COBB
IFAS
IFAS
IFAS
IFAS
IFAS
IFAS
PETO
PERRY MORSE
ASGROW
PETO
IFAS


ZMean separation within columns by Duncan's Multiple Range Test, 5% level.


1,943
1,749
1,627
1,580
1,535
1,523
1,489
1,477
1,394
1,379
1,315
1,268


a
ab
abc
bc
bc
bc
bc
bc
bc
bc
c
c


6.37
6.23
7.65
8.21
7.89
5.67
5.70
5.83
6.54
5.42
7.78
5.55





*













TAULE I Availability, use and experienced effectiveness of methods based to manage the major fungal and bacterial diseases of tomato in commercial
fields in Florida.

Ilost Cultural
Biolog- Plant Chemi. Sanl-. Crop Plant- Clean Fertil-
S' icul resist- cal ta- llotu- ing seed, Water ity Till- Stuk- Plastic
Pathogen Control unce control tion Lion Date Trsplts Mgt. Mgt. bge lng Mulch


FOUAH DisAiEas
Phytlolihihora

.\'at)11holnulu" '
t-sicatoria .'
SIcilil/yph lliijnl
suli ni
Albniaria .
Aillnridf

Alternuria
lulini
Ilorrytis
rililrcd
Cludoporium

Conjyii wpora
ca.zicula
dlrtructiia


0 0

0 0


-B z z

I-C 2-C 3-C


0 1-A 3-B 3-C 3-C


0 1-A

0 2-C

0 0


2-A 2-B z


2.- 2-B z z

3-C 3-11 z 3-C


3.- 3-C 3-C 3.- 3-B

1.3 3-C 3-C 2.B 2-3


3-B 3-C


3-C 2-0 -3-.


. z 2-C


3-C 3-C

3-B' 2-B

. z 1-A


0 2.C 2-B 3-C 3-C 2-B z .. z z


0 0

0 0


1-D 3-C 3-C 2-B z z z


I-A 3-C


2-B z

z z


3-D 3-C 3-B z z z z z


of some use, D not effective, and E detrimental.


(From R. M. Sonoda et al. 1983. Florida Scientist 46:111-116.


* -0 none available.
Ih-z not applicable or not known to be a factor,
c-C-irrenil uw, of control method; I major use, 2 some use, 3 little or no use.
d 'f[ctivuines of control obllaln1ile with method; A excellent, B moderately effective, C -
e Frull rol:





0 3


'ftii; (03Av.iilability, us uand xpCriienced cffectivenuss of miiehods uscd to managiii the major fungal and buc'trial diseases of tol lato in cUiiommrc,111
ficild in Flurid '



,..t Culturial
iaulog- Plant Cheinl. Salin.- Crop Pl1int. Clean Fertil-
ical rsiist. cdl l.- Rota- ing seed, W hitter Ity Till- Stak- Plastic
P1aullahel Cuntrul uince control tiun tion Date Trsplts Mgl, Mgt.. 'ge ing Mulch
UIL.-DButN Dis -ta~
Fu.riuin 1I-A 3-A 3-C 3-C 2-D 3-C 3C 3-1 2 z
xyjigjijfjruin I
F. yi, oranu . 0 0a 1-E 3-C 3-C 2.1 z2 3-C 3-C z z 2
CWiMI WGI
VelticilliiiI 0 1-1 2-11 3-C 3-D 2-C z 2 2z 2 2
jIbu-4alniin
Acauioluwa 0 -3-C 1.-B 3-C 3-C 2-11 3-C 3-13 z 2 2

'Dampil g- a 0 2-1H 3-D 3-C 2.-1- z 3-D 2 2 2 2

Illizuctonia" 0 0 1-13 3-C 3-C .2-C 2 3-11 2 2 1-A 1-A

:krstuiUa 0 0 1-C 3-113 3-D 2-1B z 3-13 3-C 3-C 2-A 1-A
fuiftii
.1eMtiunia 0 0 1-U1 3-C 3-8 2-11 z 3-13 2 2-C z

h'ltuphth0ra Q 0 z 3-C 3-C 2-C 2 3-D 2z 2 2-11 2-Hl
prmriuiiir


-a nnc Avail.,ic.
z nut pplic.iLlc ur nut known to b: u fuclur.
c-Cuircuat uac of cLaiul imilhi; I mijor >u c, 2 isum utu, 3 littI or no ue.
J-t'll'iv ine of cuatiul uhlbainoJ with iuchudi A excellent, II modratdcly effective, C
a Fl.il lut.


- of sonu use, 13 not UffcllivC, und R LdcLliUiicinii l,


(From R. M. Sonoda et al. 1983. Florida Scientist.46:111-116)









Main effects of within-row spacing and plants per
hill on mean fruit weight and number per acre and
mean fruit size (oz/fruit) of 'Early Calwonder'
bell peppers grownzin Delray, Florida during the
fall 1983 season.


Main effects Marketable fruit
1000's/acre bu/acrey oz/fruit


Within-row spacing (WRS)
(inches)

5 81 790 3.9
10 61 603 4.0
15 53 547 3.9
20 51 458 3.6

Significant effect L** L** NS

Plants/hill (PH)

(No.)
1 67 523 3.9
2 67 602 3.8
3 53 652 3.8

Significant effect L* NS NS

PH x WRS NS NS NS


zFrom P.J. Stoffella et al., 1984, Proc. Fla. State Hort. Soc. 97
(in press).

YBushel = 25 lbs.

Significant F value at the 1% (**) and 5% (*) levels,
linear (L), and non-significant (NS).








Main effects of within-row spacing and.plants
per hill on mean fruit weight and number per
acre and mean fruit size (oz/fruit) of 'Early
Calwonder' bell peppers grown it Loxahatchee, FL
during the spring 1984 season.


Main effects Marketable fruit
1000's/acre bu/acrey oz/fruit



Within-row spacing (WRS)
(inches)
5 135 1783 5.4
10 115 1506 5.3
15 107 1444 5.4
20 98 1327 5.4

Significant effectx L** L* NS

Plants/hill (PH)
(No.)
1 104 1385 5.3
2 112 1531 5.5
3 126 1624 5.2

Significant effect L** L* NS

PH x WRS NS NS NS



zFrom P.J. Stoffella et al., 1984, Proc. Fla. State Hort. Soc. 97
(in press).

YBushel = 25 lbs.

XSignificant F value at the 1% (**) and 5% (*) levels;
linear (L), and non-significant (NS).




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