绿亨铁王是北京北农绿亨科技发展有限公司与陕西杨凌归国学者研究会联合研制开发的新产品 ,有效成分以有机、无机复合态铁源为主。该产品是针对我国土壤特性、果树种类及农业生产水平现状 ,充分吸取美国先进技术 ,成功解决了植物缺铁失绿这一世界性难题 ,对苹果、梨、桃、猕猴 Green Hang Iron King is Beijing North Green Green Technology Development Co., Ltd. and Shaanxi Yangling Research Scholars Association jointly developed a new product, the active ingredient in organic and inorganic composite state-based iron source. The product is based on the status quo of soil properties, fruit tree species and agricultural production level in our country, fully absorb the advanced technology of the United States, successfully solved the worldwide problem of iron deficiency and chlorosis of plants, and applied to apple, pear, peach,