论文部分内容阅读
一、播前准备１、选地:选麦茬地,土壤保肥力强、肥沃、灌水较方便的田块,结合犁地每６６７ｍ２施磷肥２０ｋｇ,氮肥１０ｋｇ,有机肥２～３吨,精细整地。播种行距６０～７０ｃｍ,垅高２５ｃｍ左右,垅土要疏松。２、种子:选择适应性广,产量高,抗病性强的品种。二、播种期:最适时
First, the sowing preparation 1, the election site: Select the stubble field, fertile soil, fertile, more convenient irrigation plots, with plowing 667m2 P fertilizer 20kg, nitrogen fertilizer 10kg, organic fertilizer 2 to 3 tons, fine preparation. Sowing spacing 60 ~ 70cm, 垅 high about 25cm, Lo soil should be loose. 2, seeds: choose a wide adaptability, high yield, disease resistance and strong varieties. Second, the sowing time: the most timely