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皖中丘陵区包括霍丘、寿县、六安、舒城、庐江、肥西、肥东、长丰、定远、凤阳、嘉山、滁县、来安、全椒、天长等十五个县及合肥、蚌埠两市.现有耕地1800万亩,占全省耕地面积27%,是我省主要产粮区之一. 这个地区地势起伏,岗冲相间,耕作制度较为复杂,历史上是稻、麦杂粮区(麻、烟、棉、茶等经济作物在部分地区占有一定的比重).由于水利条件差,经常发生旱灾,肥料不足,粮食产量低而不稳.六十年代以后,随着生产条件的改善,农业生产有所发展,逐步形成了以水稻为主的粮产区.七十年代,随着生产条件的进一步改善,耕作制度发生了变化,比较突出的是双季稻面积迅速扩大,不仅在
Anhui hilly areas include Huoqiu, Shouxian, Lu’an, Shucheng, Lujiang, Feixi, Feidong, Changfeng, Dingyuan, Fengyang, Jiashan, Chu County, Laoquan, Quanjiao, Tianchang other fifteen counties And Hefei and Bengbu.It has 18 million mu of arable land, accounting for 27% of the total cultivated area in the province, and is one of the main grain-producing areas in the province.It is characterized by rough terrain, , Wheat grains area (hemp, tobacco, cotton, tea and other cash crops occupy a certain proportion in some areas.) Due to poor water conditions, frequent drought, lack of fertilizers, low and unstable grain yield. Sixty years later, with the In the seventies, with the further improvement of production conditions, the tillage system has undergone changes, the more prominent is that the area of double-cropped rice is rapidly growing rapidly Expand, not only in