The extractive components from soybean meal by ether or ethanol all contained repellent substances poisonous to silkworm in the ether-soluble component of soybean meal.
大豆粉的醚溶性成分及乙醇提取物中均含有抑制桑蚕摄食的忌避因子，酸溶性成分中还存在对蚕有毒性的物质。
The extractive components from soybean meal by ether or ethanol all contained repellent substances poisonous to silkworm in the ether-soluble component of soybean meal.
大豆粉的醚溶性成分及乙醇提取物中均含有抑制桑蚕摄食的忌避因子，酸溶性成分中还存在对蚕有毒性的物质。
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