“secondary nutrients and micronutrients fertilizers”的概念、定义、翻译、参考文献-科学参考

secondary nutrients and micronutrients fertilizers

Encyclopedia

农学中微量元素肥料释
secondary nutrients and micronutrients fertilizers中微量元素肥料
中量元素肥料和微量元素肥料的统称。与大量元素氮、磷、钾的含量相比较而言，在作物干物质组分中，钙、镁、硫的含量一般在百分之一到万分之一，称为中量元素。对于作物来说，含量介于0.2～200毫克/千克（按干物重计）的必需营养元素称为“微量元素”。

单词	secondary nutrients and micronutrients fertilizers
释义	secondary nutrients and micronutrients fertilizers Encyclopedia 农学中微量元素肥料释 secondary nutrients and micronutrients fertilizers中微量元素肥料中量元素肥料和微量元素肥料的统称。与大量元素氮、磷、钾的含量相比较而言，在作物干物质组分中，钙、镁、硫的含量一般在百分之一到万分之一，称为中量元素。对于作物来说，含量介于0.2～200毫克/千克（按干物重计）的必需营养元素称为“微量元素”。
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