【摘要】 铁、锰是植物体生长必需的微量元素。本实验讨论了铁、锰的生物吸收系数 ,介绍了土壤圈中铁、锰元素的生物转化以及它们的生理作用 ,并讨论了铁、锰微肥的利用问题。更多还原

【Abstract】 Trace elements Lron,Manganese are necessary to the plant growth.This paper discusses the biological absorption coefficient of Iron,Manganese elements,introduces the physiological effects and translation of Iron,Manganese in the soil cycle.At last,the authors discuss how to use Iron,Manganese trace element fertilizer in the course of crop growth.更多还原