种子园是什么意思_种子园用英语怎么说_种子园的翻译_种子园翻译成_种子园的中文意思_种子园怎么读,种子园的读音,种子园的用法,种子园的例句

Seed orchards should not be established on sites which are seriously susceptible.

种子园不应设在易受严重影响的地方.

辞典例句

Mammals damage orchards on every continent by girdling roots.

哺乳动物在各地对种子园的危害是咬断根系.

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The orchardist gave little thought to the logistics of harvesting the crop.

种子园经营者很少考虑到收集种子的勤务工作.

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The immediate orchard boundary should consist of a fire - break.

紧靠种子园边界应设有防火线.

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They have found areas suitable for seed orchard purposes.

他们找到了适于营建种子园的地区.

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Orchard managers must have a detailed knowledge of its safe use.

种子园管理领导必须对其安全使用要有详尽的了解.

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In several respects they are also relevant to seedling orchards.

在某些方面它们也涉及到实生种子园.

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Orchard programmes need continuous detailed attention.

种子园工作要求持续和细心料理.

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In conifer orchards new stumps should be removed.

在针叶树的种子园,新的伐桩应予除掉.

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The orchard is surrounded by spruce forest.

该种子园四周有云杉林环绕.

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The difference should be discernible in the time of flowering and pollination in orchards.

在种子园的开花和传粉时,可以看出这一差异.

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New and more sophisticated methods of physiological control should be available to the seed orchard manager.

新的和更先进的生理控制方法,对于种子园管理人员将会有效的.

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Some orchardists have tried to control crown - shape by pruning, disbudding and branch - bending to circumvent the problem.

有些种子园工作者曾试用修剪 、 摘芽,弯枝等办法来控制冠形以解决这个问题.

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It would be sensible to deliberately choose orchard sites which enjoy dry summers.

考虑选择夏季干旱的地方作为种子园园址是有道理的.

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Clearing a surround to the orchard, will significantly reduce background pollination to very low levels.

在种子园周围只要清除出一条隔离带, 便可显著地使外来传粉减到最低水平.

辞典例句