摘要
桐梓县有稻田１０８００ｈｍ２，７０％属中低产田。从１９８８年开始，我们采取对干、簿、瘦稻田主抓蓄水保水，对冷、烂、锈稻田主抓改潜育型为淹育型水稻土，同时增大农用物资和科学技术的投入等措施，对中低产田进行改良试验、示范，取得明显效果。到１９９８年，中低产稻田改良面积从４７０ｈｍ２增至５１００ｈｍ２，年递增率２７％；全县稻谷产量从４２８００ｔ，增长到８０１９０ｔ，年递增率６．５％。
Tongzi county possesses 10800ha paddy field in total,and 70% of which belongs to middle low yield paddy soil. Since 1988, some steps have been adopted to improve these middle low yield paddy soil. The main measures include that retaining and preserving water for rain fed and poor paddy with thin layer soil and changing the submerging and cold paddy in marsh area by means of draining off its underground water. At the same time, the input of agricultural materials and science and technique are increased.
出处
《贵州农业科学》
CAS
1999年第4期23-24,共2页
Guizhou Agricultural Sciences
关键词
稻田
中低产稻田
改良
贵州
middle low paddy field soil
improvement
Guizhou
