对肥料含义、分类和应用中几个问题的认识

Understanding of some problems in the concept,category and usage of fertilizers

主张把肥料定义为"直接为植物提供养分的物料",土壤调理剂、植物生长调节剂、肥料增效剂对植物养分的供给起间接作用,可合称"一肥三剂"。以此含义讨论了菌剂、稀土元素等在肥料中的位置。简述了目前肥料应用中的若干误解和误导。

Fertihzers are defined as materials, which directly provide plants with nutrients. Soil conditioners, plant growth regulators and fertilizer synergists are indirectly influence the supply of plant nutrients. According to above- mentioned concepts, the proper positions of bacterial inoculants, rare earth elements etc. in fertilizers are discussed. Some misunderstanding and misleading are also mentioned.