xt70zp3vv497 https://exploreuk.uky.edu/dips/xt70zp3vv497/data/mets.xml   Kentucky Agricultural Experiment Station. 1956 journals ky_farm_home_science_v1_8_num_3_2_3_summer_1956 English Lexington, KY : Agricultural Experiment Station, Lexington. Contact the Special Collections Research Center for information regarding rights and use of this collection. Kentucky Agricultural Experiment Station Kentucky farm and home science. Special progress report. v.2 n.3 summer 1956. text Kentucky farm and home science. Special progress report. v.2 n.3 summer 1956. 1956 2014 true xt70zp3vv497 section xt70zp3vv497 tl"   `_ V Yri;~`#'_-V_`F`"”'t*v—`T-A _____r-_
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Volume 2, Number 3 ..................... Summer 1956 _ I
( .
A report of progress published quarterly by the Kentucky Agricultural { .
Experiment Station, University of Kentucky, Lexington _ 
KENTUCKY AGRICULTURAL EXPERINIENT Material appearing in this publication may be  
STATION reproduced without further permission, provided _`
FRANK j. Wntcu ........................,....,..,.,..,..,,._.,.,_,___,,, Director that full acknowledgment is made of the source I
W. P. Gmuucus ..........................................l A ssociate Director and that no change in headings or text is made $1
H. B. Pmcr ..................................,.... A rlministrative Assistant without approval by the author. Q
j. ALLAN Ssmu ....................................... A gricultural Editor Address Correspondence about articles in this pub_ 9 ‘
Kgntucky Farm and Home Science lication to either the authors or the Department of _
josrm c. DUNCAN ............,............................................. Editor Public 1¤f<>rm¤¤i¤¤ arid Kd¤¤¤¤i<>¤¤l Aida Exam **`
OMNNE jouxsox ...........................................,, A ssisranr Editor ment Station Building. University of Kentucky, Lex- `
Roumzr C. l\IAY .........................,...................... Photogapher ington.  
gi .
 
I Th ° I
50 YEARS or FEED REGULATORY Siznvtciz Pagg 3
By Bruce Poundstone _,
FEEDLOT Srizeas Penroruyt ON TV Pagg 9 _
By A. R. Parsons, ]. D. Kemp and W. P. Garrigus Y V
Y
DAmY Scnzxrisrs STUDY \VAYs TO Am BUTTER QUALITY Page 11 A
By T. R. Freeman Xg
·+
 
 
N
·:<
»
3 .·   The Cover Symbolic of the eliicient work of the Oflice of Feed ,;‘l·
  _ z_   » L'j,_, Control is the work of this inspector as he extracts a _;
  ps   . Y sample of feed for analysis. He is using a “core thief,” "
  ‘ t` — designed for obtaining samples with a minimum of ;
  - ‘{  ;. ;  trouble and requiring only a few ounces of the prod-  
  ,·4_ uct. His office is celebrating the Golden Anniversary i. ·
. i`  of the beginning of feed regulatory work in Kentucky. a-T `
    ·-·. For details, see pages 3-8.
 
A
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"’ fs N   ‘ I  fi      I I 
fi mn rmmns mtr i \ I " "  ..`     Q.
Q 18% PROTEIN  ‘° "  ’\, A  K Ayr pf ` ‘   ‘
A Kentucky farmers last year             _
? bought approximately 542,000 “°°m”"°?Y I   ’  _   l"` .. , A · »
f, tons of feed, The state feed ·l°l‘“ Pas & (·""‘l*"“Y , » ` L    -' .V
,_ law requires that each sack M`""'°"°°K°"(°°ky       1    '    
sg C2`iI`l`y Il [Hg OH \VllfCh is stated ct·AnAx·rm:u ANALYSIS? C I   V ’f . ’ ` . g
the g¤=¤wms¢
users should make it a habit _._.   ~  i   -.
‘ *0 md thc isbsls md thus     G. uund     . ~ °   I "   “ . '
"_ study the relative merits of     ____ J  _ gépgfsf    ```=   _ .
two similar items by compar— $·g»·i¤-g¤g;.¤·¤·;¤,g·~’*··s,, AB M     s,i2;?`_$.»"   `V: ·‘F`Z'/if
. . . _..T“`"Z....}.‘lL?§..fim..`“‘“° °"° "“‘ *’·   _ ’ . ., a   . °    >“i§¢     
T ing the data given. Little can Q " N E  "’·’·’7T¢.~ .~:~.· — " ~; s'”*`·°¥· ~ r   =
if as · sy  5;* ·,f.f`\$§:v. . S »    ' A-
r be learned by looking at mnno/56 °”‘“ "•'*‘“°‘”"`“ —$‘A       _,, Q
,.1-3 the feed itself. ,        _ f,·,;n_$;  ·
g. t
Q.
‘* Continuous and expanding and to Kentucky feed users and manufacturers
'¢· . . .
¢~ provided by the Office of Feed Control as It celebrates
•
. » 50 Years of Feed Regulatory Service
V
) By BRUCE POUNDSTONE
·<
"•··
f This summer marks the com letion of 50 vears of First, let us tell how the alertness of an ins ector
P . _ P
or regulatory work by the Office of Feed Control of the protected the pocketbooks of prospective buyers of a
ld Kentucky Agricultural Experiment Station. The state earload of “animal feed” and the health of their live-
F feed law became effective on ]une 11, 1906. stock.
+ During its half-century of service to the feed indus- A car was “spotted” on a siding beside a Kentucky
; tr and Kentuck farmers, the office has anal zed feed manufaeturinf ilant. The invoice showed the
_ Y Y Y B I _
about 75,000 feed samples. Its laboratories have been shipment to be "animal feed.” A state inspector was
1 improved until they now rank among the best of their on hand to sample this shipment and immediately
L type in this country. Inspectors from the office call issued a stop-sale notice because the bags bore no
— K regularly on the more than 1,500 retailers of animal label as to the name of the product or ingredients,
v feeds in Kentucky, to check on the 6,000 different Samples from 50 bags were rushed to Lexington for
>*·_` kinds registered for sale in the state. analysis. The analysis revealed the product to contain
\Vhy feed control is necessary and how the present 21 percent ash, made up largely of ground limestone
0* work evolved from its beginning in 1906 are told in
this article. (Cnnlinner] on page 4)
A
 
v K1;N*rUc1 {cod aiiiicmiiig iii thc Homo J·
cocoa shells, considered poisonous to most classes of ol thoscr oi.o(liictS_ I
livestock. Further investigation revealed that the dis-
tribntor of this product was assembling feed bag "Let the Buyer Bew¤re" lf V .
clcanings, discarded pie crust mix, low gerininating Them WCW no Smmlards Of identity, no uniform ?
“""(l· "l"“lf°" °l"*"‘l"t¥‘· html °‘“"lY~ gmmld kidney basis of labeling existed and little a purchaser could {
beans and other products that could not be used for (lepcml ml in buying {God other than alct the buvgr >* l
HW Pm'l)°S" ""l¥l"*‘llY ****<‘**Il. job I). Turner was   _   3%; .   S
This happened less than 5 years ago and illustrates in charge of feed     ,- ii   4,
several aspects of the animal feed business. Basically, "f*g“l"“"`?` _""“'k "‘     ‘ `l__   ‘ et,     `
· · ·1 ra- ls ·rr·t· marie in lar~t· wart of l>\·-nrotlncts. l`°"“'°k" lm"` dl':   eif      -4
dlnnhl ( ( ( T I _ '   _ l)Z\SSZIgC of [IIC (ICI II]     ·,   A ,*
The fact these by—products are not easily identified lgofi imiil his (lcmli   ‘ .i‘- _       to
when ground and mixed means there may be attempts in 1946.  » »    Q ;  i_•'
to substitute inferior products for good ones and in      
varying proportions. lt illustrates also the need for t    A   *\°
control on the part of govermnental authorities and     I   A
4 Kl·]N'l`U(IKY ,·\<:1ncu1.TUnAL EXPERIBIENT STATION "`
KQ

  ’   ;   ·—_  _ 1./ `
¢ *4    2 T ·‘ Tl '. l A
  $,,,1  ` v.  ‘“'   .     ·=»:;    s`
_»_%' Q_     V ,· { _ 1 e.        _    
ezkv    —e— ‘_ _.  . V   (left) A feed sample consisting of SV   _.    °`“ $5¥·"°i  
`L     ‘ _   “Cores" taken from several sacks »   _   _ _.
_. ’ _g li » *"”°l is thoroughly mixed in a ma-  V V Qs   "’   5
g " chine, then zi portion of the  .     Q.}
A   _ · sample is ground in this mill lor    >  `
{ V ~   g' ·‘ ‘ M use in the laboratory.     . , _ .
A V’ »·· l."·v   ¤ » .’ l  ..  (f we " V — ·t· W "*
~ . K`*‘·:¥’ . .< J V" (V · " ·  .
`»=·o—’; e¤¤V   `. l " · C.   .  ” ‘ ’‘’‘·:- s Yi  
P  2,, »___ V   " - ,_ _.   .·=»     VV   me W. ..    . *» ·
.,_ a r ' 2.   1-   . .   V ie. 1  ‘ `?
-,3     ··-= ip ` W  .r“".flT‘=»*”/;’   (Ylgllll R€S€1`\'€ portions of feed   _,    _ ·   V
`_   , V` ,,( \V’ A’ V Q . V VVVVf};; Samples are stored i11 plastic bags V           I.
»•. ‘ g     ,1  gg   for additional rechccking il` re- . l ;%i3%§  VVVVVV V 5;
p —___ I V F VVVV   jg- .v,.... __ V`   ; questcd. Samples are normally E   V'
•   L     p y kept on file for 3 months,
T . /  —~ V  .
y . _ . . . .
Bullet111 131, publ1sl1ed 111 1907, describes the s1tua— Agricultural Experiment Station Mr ]ob D Turner
e . e. . . “ ` ’ ' ‘ >
», t1o11: Feeds are adulterated with corn cob meal, rice of the Experiment Station, was charged with setting
hulls, cor11 bran, peanut hulls 2l.l`l(1 even sawdust; cot- up the program under whose guidance the law was
N . . . ’ ~
c tonseed meal 1S being adulterated Wltll COtlOllS€€Cl put into operation lnne ll_ l9()6_ Hg Continued {O
, hulls, and many mixed feeds are almost entirely con1· lieacl this yvgrk uhh] his death ih 1Q46_
ep pesed el eat hulls and the by—pm1><>¤S¤1 “l’S°‘ ti;   Wi? P af? as n legal pi·oceclin·c for prosecution when necessary.
lu the mm 5 O Duectm M' A" Cove O t lc enum Y To l1el 1 the consumer readily ascertain the kind and
·· l . . —
· character of feed. the Station issued ta YS of three
. .># _,   . ( l* .
  ,.  types. (This continued until 1954.) The first of these
ee   ng? Vi  at atv. . · · · -
  _,’ ’   ` _   tags was a manila tag printed in black llll( to be at-
V. ( \   1 i · VV   n   tached to a feeding stull made up of straight feed ma-
‘l ‘   ' ‘ " . ‘     , . rl . - . .
lZT`e•·*""';·\ t --. {_ ___§,_,g   terial, such as that derived from one grain, 1.e., wheat
pt pil, , &—e}_ A` g         lnan, cottonsttd meal. ttc. Thcstcoud type of tag
A tf     .         was a manila tag printed in red ink indicating that a
· §;jf__;¢“"’ .   ~~~       ‘-»· = ii ;?’=j (Continued on page 6)
E ,..»"°'“""   t__,     ·¥·   V V `     :.,   1 _ . . . . .
‘   V V V ’ g A ( l l c gl g dclit it lr l*i icc 1s··i {art of the pro
_ . ·,'._., "1 ,:5* .1ll`C ll \\’ ’l ' lll] Y Ol] il ’ `ZI ‘ sl sl . . s )• ·
_‘ ° in  .. t ~ , , cedurc ol` lecd analysis. As shown. portions of samples in
.)~‘ a  sv `* . . . ' ....
=T’ __    aa V ~ , ars on thc rirht are hcin r wci rhcd directly into the flasks
.      4   _ .l h B B .
_~   if   {  V__g on thc left.
  . .    ‘‘ »~  ; " 5
—» . ·.. :1 ,
`   l-...-~~`.....*_. ..... A ... . 1...,..   . c. .. .. .. ._ .....

      ..  — I problems involved and realizing the condition of the ia ‘
    . ` V wr _ 7 feed industry with respect to adulteration of p1‘0ClUCtS,
  A `     ' recognized a need for microscopical analysis in this 4
  ’rVV         ‘;i`_   T work. The test tube of the laboratory might show ri
  V   i' · I ! . Microscopic anaiy_ chemically what a product contained but it Would not it
ir ` 3 ii 5 Sis by a skilled tech, show from what substances these chemicals were do- it ‘
; ,  r ·” t . nician sometimes rivcd.
i  e   ii. reveals adultera- ____ {
 r   V tl tions and injurious Microscopic Analysis Essenhul d
~ . . " l ’ ' if mawfials in f€€d The first report of the Kentucky Experiment Station   t
V,  _ fi . i   zzzfzipiiolisgiuclglgg covering analysis of feed samples contains microscopic kl
  _ ,» made Such angiysgs reports as well as reports of chemical analysis. This ’j(
‘ continuously Since method of examination has consistently proven to be T
i i rh e beginning of the primary basis for detecting adulterations and must 4
I »   .. ih€ €0m1’0l work in in large part be credited with meeting the problem of .
    Mlél" ;     1906 adulteration that was primarily responsible for the  
  ..1-j Vie-   T passage of the law. Ti"
 ~  r~s   s V   . # irur   . ,7* ` ”
_ ;· A uvuv . · " ·; H   {  l ~ i ' .   ,r_- , ·¢>"    
.   ‘i'’’     ‘r»r i r`rr * Milf  i i T TT  
Feed Regulatory Service .     a‘ys   In ivyyy aj;  Q  ·5 t __ i_ T  
'Cenlinuarl from page 5)     I , iili if ·  
feed was made of a mixture of two or more grains,     , ,,   i
as corn and wheat or corn, wheat and oats or products .     `» - A :¤.— ~ ~ i    
such as cottonseed meal, bran, oats, etc. The third type A V _A    i )__V i __pV__ ,      
was a yellow tag attached to a feeding stuff contain- ; T`` mf;  Vu,_ ,     ,y;.   i      l.—i  A 
ing substances of little feeding value, such as cotton-     I   ., .  
seed hulls, oat hulls, corn cob meal, grit, oyster and 7- `_ _`i\ T     - V ‘‘’T   __`lii  _,   V _   `iu-    
clam shells, etc. Yellow tags were primarily used to       i   `”  `·      
show that a product was “not pure.” For example,   ni    , at i Ii   ·    
a cottonseed meal containing less than 41-percent pro-       » ji       4/I£:_   T.   .
tein required a yellow tag because the product was         '   V,  _,T, T N  i `
made up of a mixture of eottonseed meal and cotton- Q  In   `i  V r_      
seed hulls. Likewise, bran, shipstulf, etc., containing   ,» T ` TT l»l:  
corn cob meal, hulls, screenings refuse could not be Drying weighed Samples in a vacuum Oven is a Part or the { G
sold as bran or shipstull but as a mixture and must procedure used in determining the moisture Content of the
have a yellow tag attached. It is clear how the "yel- feed, tg
low" tag idea arose in Kentucky, especially in view  
of widespread dilution of products at the time of pas- Chemical analysis likewise was appreciated as the —  
sage of the law. basis for detecting deficiencies in protein and other ed  
chemical values. Over the years the matter of chemi- ” —
L°b°"°f°rY Findings Imp°rf°"f cal analysis has been amplified to include many fea- é ,
The back bone. then as now. for the enforcement tures that are more than just a matter of determining 4,  
of the law rested in the findings of the laboratory. deficiencies. Drugs, vitamins and minerals are now i
Through the years it is the work of the laboratory that vital in formula feeds. Fifty years ago the laboratory  
has lifted and held these standards of operation to was concerned only with protein, fat and fiber and to ¢Al
todays high level of quality in representing feed prod- some extent moisture and ash. Today over a score of Ai
uets to the purchasing publie. drugs and an equal number of vitamins and minerals ll
It is worthy of note that even before the law was require attention. Certain toxic items must also be sw
passed (in .·\pril 1906) Dr. Seovell. anticipating the checked for, such as fluorine which may appear in  
,_ l
(5 KENTUCKY AGRICULTURAL Exenaixnzxr STAT1oN ifi
ri

 l'l0S horus-bearin materials. S nthetic in redients A Sigiiificallt fékltufé of this pf0gfalH is the S €€d
vt y . . .
such as urea require Speeial g_Hg_lySiS_ \V1tl] Wh1Ch 3 l3.I`g€ l1L1I'I'lb€I` of 3.l]21lyS€S 31'€ ITl3.d€ klfld
Y Net only has the task Of Chemist in the lebetetety reported. Samples are brought into the laboratory the
._ been com heated b the Val-tet and Cem lexjt ef week they are taken. It is customary to analyze them
I P Y Y _
t- the items included, but the {act that the volume ef and by the end ot the second week send a report to
A . . . .
4 business in the feed 1ndustr has increased to the .
~ _ (Contmued on page 8) V
~ pOlUlC Wh€I'€ K€Htl1Cl(y f3.I'I'I1€I`S l'lOW pL1I'Ch3.S€ IT1OI`€
` than 500,000 tons per year has meant a corresponding Vi.,    __ V .3   V V V
» increase in the number of samples handled. A look at , `   —».,           ° V l I i
K the number of sam les anal zed in 1955 com ared    ii   ` '° l  
M P Y   _ _,
~ with 10 ears earlier in 1946, shows over three times  V  _ —~`_. V_   y   J
·y y 7  —.,r, ;».*.tr§.·"z;;v»¤e». P"" • ’ ‘ · . . Q ·
· , as many samples analyzed in 1955. In 1946 each sam-   ` 5 .     ~  ‘ _.
_ ;_ _ V· " —*   . _ ` ‘ r _.
·   I`€pI`€S€I1t€d 3pPI`OX11Tl8.t€ly'   {ODS of feed. Il]     wr?. y   V.    .   I  ·
” 1955 each sample represented approximately 190 tons     V V ,p__ _ Q  ( eg   " , I   V
·, of feed. Even the number of samples does not tell ` 1 » 9 
·· the whole stor as the number of anal ses made for _ T
t, Y _, ..._,, ..   » rt .
dru s vitamins and minerals has meant that the num- e _»   Vt eV »   ~ ` ,  ’
Q > tw __ _  _¤   __ V 
*7 l)€I' of 23.112-11}/'SGS Hl3d€ p€I` S3.IIlpl€ 113.5 lTlOI'€ than  ,.¢j§§&·~`“ .7~LF~Li        if V ' .V 
doubled during the same period. Handling this larger   `"‘‘ L 1 '    
*:“ number of sam les and the ll1t€I1S1HC3.t10f1 in the anal - E . . . {
P Y V_ VV tl
·_ sis work accompanying it have been possible by if 3"{;;<   Y? · _   »
. . . . ( . . »   ~ ` ' ,`  \ .  .   `   f 
a streamlining, putting in °product1on line methods and       . as.,   - ; _.
*‘ greatly increasing the size of the units of chemical .  __,.,._V_j· ""  Ms; ‘  »
2* &IppE11'3.tUS 3.11d €qUipIT]€I]t Ellld   SOHIB ll1CI`€3.S€S 111 ~ A/jj ~~ {  
_ laboratory personnel.     .
° ‘ ( . . — ,...a.,a,e %_ ~??%'—,;*¥·°r ` "V  
 1°~€<*.» :..»    ·· T * ff » ~ e ·
  `_:_V T    ViV,.VV ;-   V g   - j__V (above) Does a feed contain
     · \  l'   ‘   the guaranteed amount of
:   ._    3,; ia   ,;     , e     3 ‘ ~...   . .
z3         .;r_ i s    M   · at “  : ·   mrotein? uices secreted b an
  ’.¤r #’S;e;·e4%1  #»!:~ .  =;# [    t   ,   l Y
        ’-‘’-` ,*  ’ `— ,  “ -.   animal’s glands flow into its
    V ’ .   stomach and are largely re-
      .   ?’       `   _ 3 ’ ` 1 `  7% s >0nsible for the natural di-
  .. . r   » ~w*r¥¢;; ;   V · . al I . . .
  g rfgya. , gf .;  ~.r_ , A,     *     · _ ;, ’ V   gestive process. A similar pro—
    f _ VVjV»    "  ;; ·   T   V   . Ve,        V   cess is followed in the labora- ·
_· at   ~~·~~y' _V»     _V V,_/   1  V35 _`»~ i  ‘V   ·lp1_   j __  V·_·     -   tory to determine the amount
F; “ *‘“liZ"j’"j  V              , Z;’ _- A -‘‘‘_     of protein in a feed sample.
Rl ’  1 i I  .. .   A';   E     P. n           _i‘` Q   ‘ii`ri il 2 A 1><>¤‘¤i<>¤ of the Samlllc is
. _ _ ` i   "   .  "ii tf i — · _ I $t   ·ZZ          ?     i   E treated with an acid to form
· ·   . — •   · . · ·~   Q · \` .*V··;=·=.‘ er  * _  2%% ”   . * 1 ~
g g,  W ., V  VV    {ct * - »         .   a substance which, wh en
. I      “   .     '..e     4`*·. i   ‘"     `’‘'“   ` —  =—      measured enab es the tech-
'-  Y1   — . < ~    tt  . . ·-·. · `     #» · .·   ’
l` ‘·  a  * ` _ ,.{`    L ‘       Vg _.    Ft ’    g; · sl nician to d e t e rm i n e the
    r   E  ’ ‘`”’ i  ~;    (   ( ( ( : "'“°““‘ °f "‘°‘° `‘‘‘
hg   j~V_ E9  FYSYVCP   ¥?    ni; V-   '· Vjgiiil     , 
    - .     +  9:*.   ,1 iii. # "`..     V  li.-$$2* V C} .   
I   V; * V   `VV   (af iM` VV Uri; I  I   . . *‘       t I     .   l' VV¢?'  ,;;VV A VE" ,]  $3 
“— -    x  .. ‘ "‘—~ x,   i t ' a . < .   .»  "  .·  <>-  . ’ V·
- w: s; tt., .    .   »  # rl    ¤» “ 'l e v».-- # 1   . .
t qs.;  i" _ ‘  V   _; ` ‘=‘_`         .     VV V Vi *·**  . · Je * (left) To determine the fiber
        V§?g_¥—j;‘,V -  .;s { ' ·  Vt" ’- ··   ‘  pébg   content of a feed, the "double
      V "  ·     t _ VV ’V   2. g l,4.;t V; *33 .   (ilgCSll()ll” process is used. The
  .,  »  ` ‘ ?" .V»   { 4   _   residue remaining is the non-
  ‘§,    •, VV  nf V ` .   _ . digestible portion of the feed.
Ta; .   _..     H ¤ 'V i V 1 • .  t { { I
  9       -.   Y egjjg-_·—: • n V   V ..4   t y - It must n o t e x c e e d the
 ‘·’ ” “`°°` `_ " 0 tj lv "*· . .. ‘ the \5· *_     amount stated on the ta r.
. y: is x x`  § V 2   ¢_ uv - . ·· 1*
S V 3- - - 55,..,; ‘ ‘ y     ‘  T"` M  
-  {   '‘`‘ tj   ` `\ t *¤ ‘ gh I ,
  L __   V , .· 5, -» ’ \;`~_~’~VVq»v‘  
  (         ca       ·"’    4 7
$1 4      `     e”t
Y .VgV _ A__.• » _4{TT"’_V_ Vrr_VVV _ V V _VV. __ M VV_V_. _.., ,,.1.,..1   .... . 1 . ..,..   Q-...   .r....   . .7 . I

 Feed Regulatory Service    .  it
(Conlinued front page 7) V if       V    
g ._’Q;/`gé    , » _ ~= Ep   7.
'·-·· E so   ei r e e      l'
tll€ ITtz1t|lll’21CtLlI`€I‘ 2ll](.l (,l€3.l€I` SO that   COllC€l`Il€(l INHV -*? .·_.· -·•-*   a I    ‘ gs., { oc  ..# »;*< _~       
{ 4 .» r. _,, i ;~ awk    ». .— Y s t     se; #<   `»
· · M »  V . er » ,> -4-€ a   ·Vy~   .‘»·‘~  W   it  
know promptly the results Of the analysis.   ...  /‘ [ez .~:·       A
, . . . .—    *5 **~‘* ._   » ;¢:2*‘*’*‘*”~   tis   —   ’ `   ‘ ·
Special reports are prepared periodically and if de- E  V Q    __ #3 §V»_   =~_V.;   *
I .- r ‘  ·* q V1 Nifj,   V   T T ` ' ` *1**;
stred anyone may learn what these analyses are. Every . ;   . E  ; {  2   ’ »
' . . . .` · " ' V ° "   .
3 months the Experiment Station publishes a bulletin .  ·      {___ __:.V  L __ _ ’   T j
showing all of the analyses made in the previous ’         l st · e¤ » (
3-month period. These are usually available within P $4 :~ i “ rg ‘ W., 7* 2 Vj
one or two months after the close of the period cov- ‘ ‘ ’‘*‘` ‘ "  ,‘_ _.   -iY 3·   :     {V
ered so that the general public may have constant  v_   . ,_ ·   ’f”'   •
knowledge of the work.   V Q;  ‘
Xlore than 80 percent of the samples analyzed ful-   Y     .lr·—·  it n   .  
fill the guarantee. The few that do not are usually so ` ?`__L?_A V_,V_ QQ.   " _V ·   A A V   T Q
close in this respect as not to be considered greatly V     * A   Qt
- flfihclflllh lt ls €X°€l)t“"'*‘l for fl Sample te be Scrlously Vitamins are important in animal feeds. This apparatus is ,
out of line. \Vhen such ts reported, the manufacturer used to determine the amount of carotene in alfalfa meal. l'
takes immediate steps to correct the matter. Likewise, pure vitamin A is extracted with this instrument, AV
Tho [Cu] control program is Operatgd with Q miDi_ The laboratory also has equipment to determine the `pres-
- . ~ . ence and amount of each of the several drugs used in feeds. —
uuun of court action because of the splendid coopera— •
tion between the manufacturers and the control of- it
fiee. The producers of feeds sold in Kentucky are the laboratory, and the reports concerning feeds are a .
anxious that their products have a good record with credit to this important segment of our industry. r
W
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stew "":t~·""t+""     "**>t;°‘-·¤ V ·»M D/"¢ ‘?·
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The feed control law ret uires the nublication at least once may be obtained from the Bulletin Office, Ex ieriment Sta- f'
a year ol the results of analyses ol olhctal samples. Since tion Building, University ol Kentucky, or from your county
lillti the office has published the reports cptarterly. (Iopies extension office. *°`
•.
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