火狐体育

微量元素元素对玉米发展的影响

 
增加时候:2020/12/14 8:27:55 火狐体育官方网站科技 浏览:217 来历:admin

   玉米缺锰时,幼叶的脉间构造逐步变黄,但叶脉及四周局部仍坚持绿色,因此构成黄,绿相间的条纹;叶片曲折下披,根系颀长呈白色,严峻缺锰时,叶片会呈现黑褐色雀斑,并逐步扩大到全部叶。

  fangzhifangshi:yongliusuanmeng 1kg/667㎡,yitiaoshizuiweijingji;yemianpenshi,yong 0.1%demengfeirongye zaimiaoqi,bajieqigepen1~2ci;zhongzichuzhi,mei10kg zhongziyong 5g~8g liusuanmengjia150g huashifen。

  quepengzhizhuxinyexiazhang,youyezhengkaijianku,zhimaijiangouzaobianbo,chengbaisetongmingtiaowen,xiongsuibuyichouchu,cisuifayujixing,jiejinjingganyibianguosuishuzhanqueli,naizhigouchengkonggan。

  jiaozhifangshi:shiyongpengfei,chunyumijishipengsha 0.5kg/667㎡,yuwujifeihunshijieguogenghao;xiayumihouqiqueshao,kaigouzhuishihuoyemianpenshiliangcinongduwei 0.1%~0.2%depengsuanrongye;zhushuikanghan,bimiannitukuzao。

  yumiquexinzhengsuming"banbaimiao"。"banbaimiao"weimiaoqibingzheng。chumiaohou,zhongshengyouyechengdanhuangyubaise,jibu2/3 buweiyouqimingxian。bajiehou,bingyezhongleiliangcechengxianhuangsetiaoban,yanjunshichengkuanerbaihuadebankuai,yerouxiaoshi。chengbantoushi,zhuangrubaichou,jinhouhuanbuchengxianzibaise,bingchuichuibiannongchengzibaisebankuai。bingyeyufengqingyichepo;bingzhujiejianyanzhang,aihua;chouxiong,tusitizao,youdebunengtusi,huonengtusichousui,danguosuifayubuliang。

  gaizhengfangshi:jishixinfei,shi1kg~2kg/667㎡liusuanxin,keyongyuchunyumi;xiayumilaibudiejishidechanshengquexinkeyemianpenshi,yong0.2%deliusuanxinrongye,zaimiaoqihebajieqipen2~3ci,yikezaimiaoqitiaoshiyuyumimiaoliangce,shouhuoshiduiquexindikuai,kezhongzichuzhi,zhongziyong4g~6g/kgliusuanxin,jiashidangshuixiaoronghoujinzhonghuobanzhong。




 
 

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