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'15<br />
A. TO OPTIMIZE THE GROWTH CONDITIONS<br />
FOR Arachniotus Species USING RICE<br />
POLISHINGS AS SUBSTRATE FOR THE<br />
PRODUCTION OF BIOMASS PROTEIN<br />
Thc grcwrh cond'tions were optinjzed tot ,ittuhniotus species virn<br />
rhc ra.8et io prcdue more biomN prct€in ke€pir8 in yiew $e fo owing<br />
Objectives:<br />
i)<br />
:vlE$s d.farkn de polishinss @ b. used .s subsrrsre ror proErn<br />
orom6syrcld,<br />
ii) Wlether prctr$tm€nt of the sLlbsr-dre wi$ acid is nccessary to yictd<br />
morc biomass p.orein.<br />
iit To see if lhe adding of molasses ed com steep liquor al differcnt<br />
levets and dme inrrats ro rfi" fen"*,!d- mcdi; j* n";;i;;<br />
improving rhe prcrein biomas yictd.<br />
ir) lplErher rhere-was a ne€d ro chan8e rh€ carDon ro n,trogen ralro wirh<br />
u. aqoruonot molassev@m sl€€p tiquorro fermenkrion m€drun.<br />
vr io,estabt|sh rh€ oprirnun haNesrin8 rime tor rhe mdimun<br />
prooucuon ot bromas Drcteir.<br />
Results and Discussion:<br />
The Hutrs obLNined on optimized fementation condirions arc<br />
discused in $e lishr of available tit{arue s !rdq. lhe aveBSe vatua for rrue<br />
p.ot.in p.oduction as affecred by dillemt femmt.tion condiliotrs sE shown in<br />
Tlble5.<br />
l. f,Ifect ofType ofRice polishings<br />
Rice pothhings conbins 12-13% oil ard is uualy dcfalted b avoid<br />
rancidity lrd its spoitage duinS stohge. Thc oit has a good ma.kct vatu€ md rfic<br />
extraction rnales the product a cheap one. An all€nDL wd made to use rice<br />
polishings !s a substrare for rhc femenring orgeisns |o oDra,n morc prcrcin yietd.<br />
To deide wiether defallcd rice polkhines could be uscd ro oblain highe. yietd, 6w
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