我省江淮丘陵地区約有耕地三千二百万亩。由于干旱頻繁、土地瘠薄等自然因素的影响,使該区成为低产区。近年来,关于在該地区发展錄肥問題,引起了人們廣泛的注意。但因这个問題此較复杂,涉及面廣,学术上的爭论也就难兔。作者权据自己的一些試驗和历年于肥东、肥西、寿县、定远、嘉山、全椒、滁县等地的調查结果,拟从以下几个問題,談談个人的看法。 JAC hilly areas in our province about 32 million mu of arable land. Due to frequent droughts and infertile land, natural conditions make the area a low-yielding area. In recent years, the issue of developing fertilizers in the region has aroused widespread attention. However, this issue is more complicated and involves a wide range of issues. Academic arguments are also hard to come by. According to some author’s own experiments and the survey results over the past years in Feidong, Feixi, Shouxian, Dingyuan, Jiashan, Quanjiao and Chuhe, it is proposed to discuss personal opinions from the following questions.