What is a facultative parasite?

兼性寄生物是甚麽?

Facultative apospory in tetraploid paspalum distichum l.

四倍体双穗雀稗兼性无孢子生殖的研究。

A facultative parasite can exist as a parasite or a saprophyte.

兼性寄生菌能够象寄生虫或腐生物一样生存.

A facultative anaerobic bacillus strain Xg 01 is isolated from the dirt.

从污物中分离出一株兼性厌氧芽孢杆菌,它可产生大量的果胶酶.

This method is effective to the facultative anaerobic bacteria or aerobic bacteria with hydrogenase.

这种方法对于用氢化酶的兼性厌氧细菌或需氧细菌是有效的.

This method is effective to the facultative anaerobic bacteria or aerobic bacteria with hydrogenase .

这种方法对于用氢化酶的兼性厌氧细菌或需氧细菌是有效的。

Nitrate can be used by facultative organisms living under intermediate conditions referred to as anoxic.

硝酸盐能够被生活在中等缺氧条件下称为兼性生物体所利用。

The strains could produce acid by using monosaccharide especially glucose. The former was facultative anaerobic.

该菌株可以利用单糖尤其是葡萄糖产酸，并可利用果糖产酸，兼性厌氧。

There are two modes in the preceding process, which are facultative biochemical mode and biologic enhanced flocculation mode.

前处理单元在两个模式，即兼性生化模式与生物强化絮凝模式之间转换。

A facultative pathogen of some insect species commonly used as a biopesticide.

一些昆虫的兼性病原物,常用作生物杀虫剂.