Effects of Detoxification on Nigerian Neem Kernel Composition and Its Impact on Swine Performance

Abstract

WI~olen cem Whole neem kernels were rililled into,flour und subjected to natural lactic,f2rmeritalion and ljde
(ztnconventional ulknli) (reatvwents. T~jelve~ ~eunlinLgu rge white x Dzlroc piglets with an averuge weight of'
I.?5, + 0.5 kg weight were hou.~.edin individz~asl talls. Fottr diets were~fi,rmularecffO[rh e experiment. A corn-scty
rgjkrence (lie/ and lhree diets conlaining 20 and 30% ruw nee19 kernel meal (NKM) and 30% lreated NKM.
Each /l.entment consisted ofthree stalls, each with one piglet. Pigs were fed to appetite for twenly o11e clrrys. The
raw NKM contained high concentration (~fphytotoxin.l~o,w protein-nitrogen and lacked sonie essential amino
ucidc; i.rc/ine/y ly,sine and ~hreonine.T reating the NKM reduced these d~ficts.T he pe!.foi-munce uf'the pigs cz,s
memztred h)~,fiedcon.sumptiong,r owth rate or,feed efficiency gave some improvement on diet with treated NKM
(f7 0.05). Untrerrted NKA4 diets producedpoor results on all /he pe~formancec riteria (p < 0.05) relative to the
treated NKM or. control diet. uppeured thal the trealmenf cou/d not eliminate the hitter taste associated with
nee117~ /ku/oI'uU'.S~ t he pigs consumed less than those on the .stan~iurdd iet. To make the NKM a sttita/~/efl.edstz~f
for swine, treated neern rneal might he included irz diet mixture at lower levelsfrom 10 to 20% inclusion.