The field experiment studied on the character uptake and assimilation under field conditions by spraying Bordeaux mixture of different rate, CuSO4, Fe-EDTA etc. .

• 田间试验对红将军、藤牧一号喷不同比例波尔多液、CuSO4、Fe-EDTA等处理,研究田间条件下外源铜对果树代谢的影响。