The larvae of the cotton bollworm (Helicoverpa armigera Hübner) had been successfully reared on an artificial diet composed mainly of soybean,wheat for over 90 generations in the laboratories and factories.
以大豆、小麦为主要原料配成的人工半合成饲料饲养棉铃虫，室内经９０代的饲养，其蛹重为３０１±４。
Studies on Semisynthesis and Antibacterial Activity of 7β-Heterocyclocamido-3-heterothiomethyl Cephalosporins;
7β-杂环酰胺基-3-杂环硫亚甲基头孢菌素衍生物的半合成及抗菌活性研究
The progress of semisynthesis of taxol that 10-deacetyl baccatin Ⅲ and 10-deacetyl taxol are used as procursor is reviewed.
综述了以 1 0 -去乙酰巴卡亭Ⅲ和 1 0 -去乙酰紫杉醇为前体的紫杉醇化学半合
In this paper, the semisynthesis of taxol and various synthetic methods for construction ofthe taxane ring are reviewed.
本文对紫杉醇的半合成和紫杉烷环的各种合成方法进行了综述。
The title compound was applied to the semi-synthesis of simvastatin in 49% yield.
将其应用于辛伐他汀的半合成,收率49％。
Four semisynthetic enzymes with catalytic activity different from native papain were obtained.
以木瓜蛋白酶作为模板,用四种N基取代基不同的吡啶盐对其活性中心的Cys-25进行修饰,得到与天然木瓜蛋白酶具有不同催化能力的半合成酶。