论文部分内容阅读
我县开展治理渍害低产田工作,在上级主管部门大力支持下,系从1979年开始的。根据调查,全县有渍害低产田面积10.93万亩,占水田面积的32.1%。据我县第二次土壤普查,这类田亩产均在800斤左右。到1984年止,已治理面积4.15万亩,加上挖圹养鱼1.57万亩,共计5.72万亩,占应治面积52.4%。我们在治理渍害低产田过程中,坚持工程治理与生物治理相结合,主要采用了明沟、盲沟、暗管、鼠道犁等四种形式。采取先明后暗、以明为主、明暗结合的方法。治理后
My county to carry out the work of low-yielding soil damage control work, with the strong support of the higher authorities, the Department started from 1979. According to the survey, there are 10.93 million mu of low-yielding soil in the county, accounting for 32.1% of paddy field area. According to my county second soil census, these kinds of fields are about 800 pounds per mu yield. By 1984, the area under control has been 41,500 mu, plus 15,700 mu of dig fish, accounting for 57,200 mu, accounting for 52.4% of the area to be treated. In the process of controlling low-yielding paddy fields, we insist on combining project management with biological management, and mainly adopt four forms: open ditch, blind ditch, concealed pipe and plowshare. To take the first Ming after dark, mainly to the light, dark and light combination of methods. After treatment