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在陕西省黄土高原地区,为生产优质精品苹果,近4年来采用“四肥一调理”施肥技术,即综合运用昊威腐植酸精致有机肥、富力邦硅钙钾肥、地力旺生物菌肥、邦达大三元复合肥和蓝得土壤调理剂,可以全面提供果树所需的各种营养,平衡调节果树生长势,效果明显。现将该施肥技术介绍如下。1“四肥一调理”产品介绍(1)昊威腐植酸精致有机肥(氮+磷+钾>4%,有机质>30%,腐植酸>15%)该有机肥富含腐
In the loess plateau region of Shaanxi Province, in order to produce excellent quality apples in the past 4 years, the fertilization technology of “four fertilizers and one conditioner” has been adopted, that is, the comprehensive application of HAIGU humic acid exquisite organic fertilizer, Fuli state calcium silicate and potassium fertilizer, , Banda compound ternary fertilizer and blue soil conditioner, can provide a comprehensive supply of various nutrients required for fruit trees, balanced regulation of fruit growth potential, the effect is obvious. Now the fertilizer technology introduced below. (1) Hao Wei humic acid refined organic fertilizer (nitrogen + phosphorus + potassium> 4%, organic matter> 30%, humic acid> 15%) The organic fertilizer is rich in rot