Ergocalciferol at high levels also is toxic to chickness.高水平的麦角钙化醇对鸡也是有毒害的.Food additive -- Vitamin D 2 ( Ergocalciferol )GB14755 -1993 食品添加剂维生素D2 ( 麦角钙化醇 )...
Progresses in research work of epoxide hydrolase were briefly introduced.简要介绍环氧化物水解酶的研究进展.The immobilization of Bacillus megaterium ECU 1001 epoxide hydrolase was investigated.考察了多种载体对巨大芽孢杆菌ECU1001环氧水解酶的固定化.Under optimiz...