310 



PO I 'LTRY PROD I 'CTION 



possiMc ill Sdine cases to iiu-asun' (■()iiii)arati\t'l>- the ainoiuits 

 c-ei-ta,iii tVcilint;- stull's (■(iiitaiii tlinniKli the ai^riicy of feeiliii<; 

 trials. It is iiidrcd possible to stat(^ with cotifiilence that 

 one or tlic other is i'oiiiid in ahumlanee in one part of a given 

 grain while ahnost totally al)sent from another part As 

 eonqjared with the nutrients howe\er the knowledge of 

 them is so far very meager. 



Water soluble B, found in abundance in the grains and in 

 the fresh green leaves of ])lants, is necessary for growth, and 

 for the ])roper functioning (}f the nev\i>us system in adult 



Fig. 170 



A I'.iUlcd l'l\-l]loull] \\nrk hi'Ii wlili'li Ii;m1 Iii'i;ii I(m 1 (Hi ;l r:U lull (.1 L- tl U IL' U t 



ill 111! si.liihli' A. Xniiii- llic ^Mrl■ .■>.■. 1 I' 11 |M il ili>l ici I iiliolumapli kindly 

 Iuiiii-,Ih(I l.y ll^lL;ll(■^ ainl I-'.iX. Kiiiisas Am irul I iinil Ex| .rriiiinit Station.) 



fow Is. Its absence from the ration ])i'e\ eiits or limits grow th 

 in young stock and brings on ner\'ous disordt'rs in botii young 

 and mature indixiduals, jiarticularly the paraly>is nf the 

 peripheral ner\es. The latter condition is usually referred 

 to as polyneuritis. In growing stock the lack of the water 

 soluble causes the a1i'o])hy, or at least pre\cnts the develop- 

 ment of the internal organs oi' sei;retion, including the 

 testis and probably the ovar\'. 



