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1)  foliar pest
叶面害虫
1.
It was transported to leaves through vessel and tracheid in xylems and killed foliar pests in Italian poplar through action by stomach poison.
在意杨树干基部钻眼 ,注射持效期长、杀虫谱广的有机磷农药久效磷 ,经其木质部的导管、管胞输送到叶片 ,通过胃毒作用杀死意杨叶面害虫 ,效果好、持续时间长。
2)  defoliators
食叶害虫
1.
Control of forest defoliators with mixture of 25% chlorbenzuron Ⅲ flowable formulation and abamectin emulsible concentrate;
灭幼脲Ⅲ号与阿维菌素混剂防治林木食叶害虫试验
2.
Control efficiency of poplar defoliators can be reached by spraying 3% high permeability fenoxycarb over tall poplar trees along the express highway with high-range sprayer, and method is superior to the conventional practice.
利用高射程喷雾机喷施药物防治高速公路杨树食叶害虫,能够取得因杨树树体高大等原因用常规喷药方式难以达到的防治效果。
3)  defoliating insects
食叶害虫
1.
Trapping popular defoliating insects with Jiaduo Frequency Trembler Grid Lamps;
佳多频振式杀虫灯诱杀杨树食叶害虫初报
4)  leaf pest
叶部害虫
1.
Based on the data for the contents of protein, water-soluble sugar, tannin and flavonoid in leaves and the main leaf pest population in Phyllostachys heterocycla cv.
结果表明:除竹刺瘿螨和南京裂爪螨外,竹叶化学成分对其余4种叶部害虫有着显著影响。
5)  tea insects
茶叶害虫
6)  leaf eating insect
食叶害虫
1.
Relationship of crop yield to feeding injury by indirect insect and mite pests. Ⅰ. Leaf eating insect pests.;
间接性害虫为害与作物产量损失的关系Ⅰ.食叶害虫
2.
Three kinds of leaf eating insects of Sinophasma are S.
为防治近年来经常爆发危害的食叶害虫斑腿华枝虫(SinophasmamaculicruralisChen)、广华枝虫(S。
补充资料:叶面肥料
分子式:
CAS号:

性质:直接喷施在植物叶片上供叶片直接吸收的肥料。其优点是:(1)供给养分的速度很快,能及时补救植物对某些养分的供应短缺;(2)养分利用率高,特别是微量养分;(3)可与农药一起喷施。缺点是:(1)肥效短暂;(2)氮磷钾主要养分若单靠叶面施肥,喷施量太大,多耗劳力;(3)喷施叶面肥料的作业受气候条件限制。所以叶面施肥只是土壤施肥的一种补充。配制叶面肥料要选择那些溶解度大、盐度数小的肥料盐或螯合物。

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