我区是一个低山丘陵地区,田块以垅田和梯田为主,土壤以死黄土、白鳝土和马干土为主。据调查,全区烂泥、冷浸、溢河、低洼、重砂、重粘土田共有22390亩、占水田总面积36.4%。占种水稻面积的42%。长期成为早稻“迟发、早衰、低产”的拉腿田。这些田插上早稻后,植株生长缓慢,分蘖迟而少,叶片狭窄,直立不披,和分蘖挨着长,叶色暗绿,严重时带紫色,根系发育不良,须根细而长,白 My area is a hilly area, the fields are dominated by Tian and terraces, the soil is dominated by dead loess, eel soil and horse dry soil. According to the survey, there are 22,390 mu of mud, cold dip, overflow river, low-lying, heavy sand and heavy clay fields in the region, accounting for 36.4% of the total paddy field. Accounting for 42% of paddy rice area. Long-term early rice has become “delayed, premature aging, low-yielding,” Lek legs. After the early rice was inserted into the fields, the plants grew slowly with less tillers, narrow leaves, erect and non-draped, long leaves with dark leaves and dark green leaves,