defoliation

Small black sawfly native to Europe but established in eastern United States; larvae mine the leaves of birches causing serious defoliation.

原产于欧洲但定居在美国东部的黑色小叶蜂；幼虫在桦树的叶子上钻洞导致严重的落叶发生。

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The debate focused on the issue of poisonous leaf-falling agents. Chemical Adjustment and Control of Defoliation of the Plane Tree and Preparation of Defoliant

争论的核心针对有毒落叶剂的问题。悬铃木集中落叶的化学调控研究及落叶剂的配制筛选

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Viticulture: Traditional; defoliation and green harvest to have optimal yield control.

种植方式: 传统种植, 疏叶疏果来控制产量.

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In three-year of multi-storied forest poplar mixed with defoliation trees, eight tested species were not negatively affected by the flood, and the poplar mixed defoliation community was primarily closed and grew very well.

3年生杨落复层混交林中，采用的8个树种经受了一年多次洪水考验，初步形成了杨阔复层混交群落且长势喜人；

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effects of environmental factors on the progress of defoliation dormancy and flowering of late-ripening cultivar of prunus persica

环境因素对晚熟桃落叶休眠与开花进程的影响

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Rachis-removing could increase grain weight, while defoliation could lower grain weight.

剪库增加粒重, 而剪源则降低粒重.

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Defoliation is achieved by adding elements which have a greater affinity than iron for oxygen.

脱氧是加进同氧的亲和力比铁更大的元素来实现的.

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effects of defoliation on the autumn-reflowering of field-grown tree peonies

脱叶处理对牡丹秋季露地二次开花的影响

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Till that time, so-called me, so-called Dao, aren't they just like the defoliation in autumn or the deadwood in winter? and they will be buried by a heap of loess?

所谓的自我，所谓的道，不正是秋天的落叶和冬日的枯木的真实写照吗？他们最终会被黄土所掩埋。

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Effect of nitrogen fertilizer application and defoliation intervals on root vigour and crude protein in hybrid Pennisetum

氮肥水平和刈割间隔对杂交狼尾草根系活力和粗蛋白含量的影响

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Any of various deciduous trees such as the tulip tree, basswood, or cottonwood. Effect of Artificial Defoliation on Leaf Net Photosynthetic Rate of Tilia amurensis Young Trees

白木树如美国鹅掌揪、椴、三角叶杨等各种落叶树人为去叶对紫椴幼树叶片净光合速率的影响

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viticulture : traditional; defoliation and green harvest to have optimal yield control.

种植方式：传统种植，疏叶疏果来控制产量。

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