查询词典 diamondback moth

Effects of test extracts on oviposition deterrent of the diamondback moth were studied.

所选材料容易获得，对小菜蛾忌避作用明显，在庭园小菜蛾防治中具有潜在的应用价值。

The enzyme activity is inhibited of the diamondback moth raise on 35 C and with the reduction of LD50 to chlorpyrifos.

35℃的高温下饲养的小菜蛾的酶比活力受到抑制，相应地对毒死蟀的LDS。也有所降低。

Here's a visual simulation of what a Diamondback moth sees as it's coming in for a landing.

这是小菜蛾进来着陆时情景的可视模拟。

Accordingly, the activities of AchE and CarE on the larvae of diamondback moth raised on 5 C are much more than that of raised within the range of 10C to 30 C.

相应地，在5℃的低温条件饲养下小菜蛾的AchE和CarE比活力均大大高于在10℃一30℃范围内饲养的AchE和CarE比活力。

The extracts from 14 species of unacceptable plants by the DBM were used in the experiment of controlling the oviposition of the diamondback moth female.

绝大部分供试植物的提取物可减少小菜蛾的落卵量40%以上，作用最强的是尾叶桉的抽提物，喷施24h后卵降低率达65.52%。

Studies on the toxicity of avermectin series to the diamondback moth,Plutella xylos-tellaL.

系统研究了阿维菌素系列化合物在不同温度和光照下对小菜蛾的毒力效应。

Construction and Analysis of the Natural Population Life Table for Continuous Generation of the Diamondback Moth, Plutella xylostella L.

小菜蛾自然种群连续世代生命表的组建与分析。

Diamondback moth,Plutella xylostella L.,a cosmopolitan pest of crucifers ,had shown resistance to more than 50 insecticides which had brought large difficulties in chemical control of pests.

小菜蛾是一种世界性十字花科蔬菜害虫，目前已对生产上常用的杀虫剂产生了不同程度的抗药性，给药剂防治带来很大的困难。

The resistance to dimehypo and cartap did not decrease the biological characteristics in diamondback moth.

小菜蛾对杀虫双和杀螟丹的抗性并未付出明显的生物学代价。

Trap effect on diamondback moth with sex pheromone. XV International Plant Protection Congress.

延迟交配对昆虫生殖行为的影响以及与性信息素防治害虫的关系。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。