hussaini food industries home products trade leads company profile contact home company profile company profile membership: on ecplaza since business type: manufacturer, exporter, agent, distributor, wholesaler/retailer, service location: pakistan main item / product: live, fresh, & frozen fish, shrimps...
found in the feces of shrimps in treatment were astaxanthin, astaxanthin monoester, astaxanthin diesters, and an unidentified carotenoid which was also found in the muscle of stressed shrimp. using beta-carotene as substrate, conversion to astaxanthin was not observed in the hepatopancreas homogenates...
overwintering mortality of the apple snail, pomacea canaliculata was investigated in a paddy field of southern japan for seven consecutive years. field data and laboratory experiments revealed snails larger than mm exhibited higher cold tolerance than small snails. seven-years of field data showed that...