2.播種前要進行曬種。晾曬去掉花生殼的種子之前,一定要注意不要傷及果皮。選擇晴天的上午,在土地麵 (不要在水泥地麵)上鋪一層報紙,在上麵將花生種子平攤好,兩個小時翻一次。天氣好、氣qi溫wen高gao時shi,曬shai一yi天tian後hou次ci日ri即ji可ke播bo種zhong。用yong此ci法fa處chu理li種zhong子zi,可ke以yi殺sha死si種zhong子zi表biao皮pi上shang攜xie帶dai的de病bing原yuan菌jun,也ye可ke使shi花hua生sheng種zhong子zi降jiang低di含han水shui量liang,提ti高gao發fa芽ya率lv。據ju調tiao查zha,這zhe樣yang能neng使shi花hua生sheng提ti前qian出chu土tu1~2天。
3.藥劑拌種。近年來,花生病害如青枯病、根腐病、jingfubingzailianzuodetiankuaifashengyanzhong,haoduonongminbuzhidaotiqianchuli,ershidengdaobinghaifashengshicaikaishidayaofangzhi,fangzhixiaoguojibulixiang,youzengjialeshengchantouru。ercaiyongyaojibanzhongzhezhongfangfatouzixiao、防治效果也較為理想。用50%多菌靈可濕性粉劑按種子量的0.5%拌種,或用適樂時10毫升拌5千克種子,用於防治花生根腐病、莖腐病等土傳病害效果非常顯著。
4.shidangtuichibopishijianhuobubopi。bushaonongmindongxianshitiqianbahuashengzhongzibeihao,qishizheyangzuoshibukexuede,bopidezhongzijiyishoudaoshanghai,shenglidaixiejiakuai,yangfenxiaohaojiaju,rongyishouchaomeibian。erdaikebozhongshitigaozhongzifayalvdeyizhonghaofangfa。bozhongqian,jiangshuangrenguobaichengdanrenguo,danrenguobaguozuiniekai,yiliyuzhongrenxishoushuifenhechumiao。yong35℃的溫水浸泡莢果6~8小時,撈出瀝幹水分後播種,本法應比當地常規播種期提前20天。
手機版




