Technology
A comparison of the fertilizer efficiency of Jin Dashengyuan chelated fertilizer by demonstration user Sun Hongling in Liuyuan Village, Wolong Township, Yongcheng City, Henan Province
Last： A comparison of the fertilizer efficiency of Gao Dalinjin Dashengyuan whole Fertilizer from Model Si Hu, Sanyi Jing Village, Shuangshan Village, No. 8 Town, Yushu City, Jilin Province
Next： A comparison of the fertilizer efficiency of the demonstration user Xia Xianglei Jin Dashengyuan chelated Fertilizer in Liujing Village, Peiqiao Town, Yongcheng City, Henan Province
