Service and regulatory announcements

MISSING IMAGE

Material Information

Title:
Service and regulatory announcements
Alternate Title:
Service and regulatory announcement
S.R.A.--B.P.I
SRA--BPI
Physical Description:
v. : ; 23 cm.
Language:
English
Creator:
United States -- Bureau of Plant Industry
Publisher:
G.P.O.
Place of Publication:
Washington
Publication Date:
Frequency:
completely irregular

Subjects

Subjects / Keywords:
Seeds -- Law and legislation -- Periodicals -- United States   ( lcsh )
Genre:
serial   ( sobekcm )
federal government publication   ( marcgt )

Notes

Statement of Responsibility:
U.S. Department of Agriculture, Bureau of Plant Industry.
Dates or Sequential Designation:
S.R.A.--B.P.I. 1 (Apr. 1914)-
General Note:
Some issues have title: Service and regulatory announcement.
General Note:
Title from caption.

Record Information

Source Institution:
University of Florida
Rights Management:
All applicable rights reserved by the source institution and holding location.
Resource Identifier:
aleph - 004892134
oclc - 12900129
lccn - sn 86033869
Classification:
lcc - SB19 .A36
ddc - 631.52 U65
System ID:
AA00008548:00011

Full Text


; i


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S.R.A.


-B.P.I.


Issued May, 1920


United


Stat~i~


Depa rinent


Agricu


BUAU OF PAPNT* INDSTRY


5.


SERVICE AND
4?


REGULATORY


ANNOUNCE


EInfqrcpient the: federal Seed Act
the de a


.DETERMINATION


LIVE,


PURE


SEED




The Federal
for all sceils


seed act requuitas a condi on of entry into the United S~ates


llMiject


giving ahnlormln
iind therefore of


plresence


results of


gerill


to the act


which


sprnflits~


no agricultural


of sucei
nilatioa


seeds
tests.


a minimum


live,


are incapable of


leads


pure seed content.


producing


use, are .often found


Ut lack


of uniformity


On account of the difficulty


normal


Seeds


seedlings


in varying proportions.


in interpreting the
of defining normal


seedlings whlrn tests are made under artificial laboratory conditions, only seeds
ondieingS.seKedlings capable of continued grith when tested in soil under
tfvorable conditions are to be omWA1iered live seeds in the enforcement of the


- Federal seed act.


'his nmethodl


of determining >tl~lTivkseed


cTpfent i" t accordance with


rules for sited testing adopted by4i6 Asoci4ation 6f official Seec
Sot Nortih Ameri a at Re alnuu n aij iTAlg L ift $a. .. August 1
anil isitInl iitats 1~t ta Danmenlt Agrlculture Circular No.
which the fulIwing paragraphs are quote :


I "
~ >


1 Anal


7


lysts


-2, 1926,
406, from


*GERMINATION TESTS

ThI reAson for testing seeds for germination is to determine their ability


to develolgjinto


normal


plants under


favorable


conditions.


Seed-control


lions nd seedtl-testing laboratories in different countries have developed various
S-


laboratory methods for testing each particular ki
factory results u iuidr their own conditions. -It does
lore, to make hard ad l fast rules for germination,


Lud


seed


that


give.


satis-


not seem practicable, there-
but rather it seems best to


give thie results of this past experience of
present guide for making germination tests


satisfactory


practice


as the best


* *e *1


s. LA BOPBATORY QMITNAT6N----GINE1AL CONDITIONS


e"Although the grel.inhouse soil test has many advantages in testing the ability
of sees to develop info plant, the demands of space and time generally make


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UNIVERSITY OF FLORID

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3 1262 08740 2078


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,g 4,e ino0 fequ
m l sp aut~
\^'t^- Aw ^.Bf'^**^ l/ B
il SO k**Jf* &r A ndf* *


r~
tti *
WV"Y


gene


andti
iral exD eri


etation.-Variation in


the interpretation of


the test


pent cause of discrepancy in siPd-ge~rination results. It is inn-
re a satisfactory definition of a seet Tlt liresence of a nor-
,of a root with root hairs is a valuable indic'titona but the ctnIIdi-
df the seedling, whether it is an early or a late germin;titn, and


6~nde


must also be guides.f Sinde we wish to obtain as :1 rIcsult of


the germinatiber first -the percentage of speds capable of developing into nuori al
seedlings, onfnsudh seeds shild be counted as germinated which may reas nim yf
be expected to continuee their development under favorable coilitians. 1l is


suggested th~F we should interpret the laboratory test to correspond
probable result iii soil."


with


2Th


is probably


c4
.~




VWASHINGTON, D.


TAY R,


of Bureau.


, May 15, 1999.


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