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果树缺素症
释义
果树缺素症
Encyclopedia
农学
生理病害
释
nutrient deficiency symptom in plant
果树缺素症
植物由于缺乏某种或某几种必需营养元素,或营养元素不能被果树根系吸收利用导致生长发育受阻,显示出某种特殊的变色或畸形,严重缺乏时会导致植物组织死亡的现象。
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periodic trajectory
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periodic vector
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period inequality
period integral
periodization
periodization of annual training
Periodization of History
periodization of multi-year training
period lattice
period length
Period life table
period-luminosity-color relation
period-luminosity curve
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