defoliant
Defoliant: Chemical dust or spray applied to plants to cause their leaves to drop off prematurely.
落叶剂:落叶剂是一种化学粉剂或喷洒剂，施于植物以使树叶提早掉落。
The crash had spilled a noxious defoliant into the planet's ecology, ravaging the native flora.
这次坠毁将一种有害的落叶剂洒入星球的生态系统中，破坏着当地的植物群。
Vietnamese victims of Agent Orange, a poisonous defoliant used by America in the war, are still seeking compensation.
落叶剂（美军在越战中使用的一种落叶毒素）的越南受害者仍在要求获得赔偿。
Defoliant : Chemical dust or spray applied to plants to cause their leaves to drop off prematurely.
落叶剂:落叶剂是一种化学粉剂或喷洒剂,施于植物以使树叶提早掉落。
Also used for control of aquatic weeds, and as a defoliant for cotton and sunflower.
还可作为向日葵、棉花等作物的催枯脱叶。
Litigation about Agent Orange, a defoliant and herbicide used by American forces in the Vietnam war, has provided the most extensive judicial discussion of toxic causation.
关于药剂橙（一种美国部队在越南战争中使用的落叶剂和除劳剂）的立法，已经提供了最广泛的有毒物质因果关系的司法讨论。
Since its introduction in agriculture in 1962, paraquat (PQ) used as desiccant and defoliant has caused thousands of deaths in humans from both accidental and voluntary exposure.
自1962年百草枯作为干燥剂和落叶剂广泛应用于农业生产,致每年成千上万的人死于百草枯中毒。
Chlorates are a group of toxic substances with significant ecological risk.Last century, sodium chlorate was used to be as non-selective contact herbicides and defoliant in agricultural history.
氯酸盐是一类毒性强氧化剂，上个世纪曾被作为非选择性除草剂和脱叶剂在农业生产中大量施用，近年来，氯酸钾作为龙眼产期调控剂也在反季节龙眼生产中大量应用。
topping soybean and defoliant
大豆掐尖和脱叶剂
Defoliant: a chemical sprayed or dusted on plants to cause the leaves to fall off
落叶剂,一种化学药剂,喷洒在植物上可使叶脱落
Suttle JC. Effect of the defoliant thidiazuron on ethylene production. Plant Physiol, 1983, 72(S): 121
韩碧文,李丕明,奚惠达等编著.棉花应用乙烯利催熟技术及其原理.北京:农业出版社,1983
1. Defoliant: Chemical dust or spray applied to plants to cause their leaves to drop off prematurely.
落叶剂:落叶剂是一种化学粉剂或喷洒剂,施于植物以使树叶提早掉落。
The Preliminary Study on Effect of the Content of Plant Growth Regulator in Cotton Tissue with Defoliant and Its Mechanism
脱叶剂对棉叶中植物生长调节剂含量的影响及脱叶机理初步研究
94. Litigation about Agent Orange, a defoliant and herbicide used by American forces in the Vietnam war, has provided the most extensive judicial discussion of toxic causation.
关于药剂橙（一种美国部队在越南战争中使用的落叶剂和除劳剂）的立法，已经提供了最广泛的有毒物质因果关系的司法讨论。
chemical defoliant
化学脱叶剂
systemic defoliant
内吸落叶剂
cotton defoliant
棉花脱叶剂
Ortho-phosphate defoliant
脱叶磷
pre-harvest defoliant
收获前落叶剂
defoliant
n. 脱叶剂, 落叶剂
defoliant plant
叶落植物
DEF defoliant
脱叶磷
Deleaf Defoliant
脱叶亚磷
(2) by spraying defoliant to control second instar larva, all the defoliants with 3 different concentrations could control the insects indirectly, and the effectiveness was as high as 95%;
通过施用脱叶剂处理叶片的方法来防治2龄若虫，试验所设3种浓度的脱叶剂均能间接起到防治作用，其效果均达到了95%以上。