查询词典 herbicides

In the derivatives of 2-(4-bromobenzyl-amino)-4-methyl-6-trifluoromethyl-1, 3, 5 triazine, the atoms of N(8), C (9) were the important active parts, it was considered to bind to the different amino acid residue at the D1 protein as traditional striazine herbicides.

对于2-（4-溴苄氨基）－4-甲基－6-三氟甲基－1，3，5-三氮苯中，N(8)和C(9)是重要的活性部位，和传统的均三氮苯类除草剂分子相比，与D1蛋白上不同的氨基酸残基发生了键合作用。

Herbicides are often fairly unspecific in their action, and some may also be mammalian toxins.

除莠约的作用经常是相当无特异性的，有些也可能毒害哺乳动物。

Herbicides areoften fairly unspecific in their action, and some may also be mammalian toxins.

除莠约的作用经常是相当无特异性的，有些也可能毒害哺乳动物。

The results showed that there was a distinctly different effect on urease activity by the three different herbicides.

脲酶在尿素转化过程中起关键作用，当尿素施人土壤后，在脲酶的催化作用下，迅速分解成COz和NH。。

The aim was to compare the weeding effect of several kinds of herbicides.

［目的］比较几种除草剂的除草效果。

Objective］ The aim was to compare the weeding effect of several kinds of herbicides.

［目的］比较几种除草剂的除草效果。

The comparison of the effects on the two plants indicated that Ranunculusjaponicus, Aconitum sinomontanum,Ⅰ pomoea cairica, Aconitum gymnandrum and Anaphalis lactea showed significant effects on the two plants (their M values were separately -0.87,-0.82, 0.71,-0.68 and 0.62) and consequently these five plants were hopeful to be developed into new herbicides of plant origin.

综合比较对2种植物的综合化感效应指数差异，毛茛、高乌头、五爪金龙(Ⅰpomoea cairica)、露蕊乌头和乳白香青作用效果显著（其M差值分别是：-0.87、-0.82、-0.71、-0.68和-0.62），这5种植物有望开发新型植物源除草剂。

It is Concluded that the mode of action of pyrimidine benzylamine differs from the other typically commercial ALS inhibitors, such as sulfonylurea and pyrimidine salicylic acid herbicides. Its herbicidal activity is activated by the metabolic processes in the plants.

离体条件下，化合物104-4 IC_(50)＞100 mg／L，而除草剂双草醚IC_(50)值为10~(-5)～10~(-4)mg／L，说明化合物104-4对离体ALS没有抑制作用；活体条件下，化合物104-4对ALS有一定的抑制作用，且随着处理时间的延长，酶活力降低，对ALS的抑制作用增加。

All results suggested that four herbicides can cause significant genetic damage s to the erythrocytes of Bufo bufo gargarizans.

这四种除草剂对蝌蚪红细胞具有显著的遗传毒性，其中使它隆的毒性要大于其它三种。

Most of them are Gramineae weed, next were Cyperaceae and Compositae weeds, the survival of weed species in field depended on the application of different herbicides.

以不同种类杀草剂喷施调查各种杂草残存率，获知禾本科抗药性较大，残存率高，次为莎草科、豆科及石竹科。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。