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天天斗地主 > 新闻资讯 > 专家在线 > 甘薯要高产,调控是关键,调什么?控什么?得知道 返回上一页

甘薯要高产,调控是关键,调什么?控什么?得知道

发布时间:2019.09.07

 

NONGMINDOUZHIDAO,GANSHUYAOGAOCHAN,DIAOKONGSHIGUANJIAN。

DIAOSHENME?DIAOSHUI、DIAOFEI。KONGSHENME?YISHUIKONGFEI,YIFEIKONGWANG。


1、甘薯高产的决定因素

①甘薯秧旺长,结薯差的原因

GANSHUYANGWANGZHANG,JIESHUCHADEZHUYAOYUANYINSHIDANFEISHILIANGGUODA,JIAOSHUIGUOLIANG,HOUQIZHANGQIYINYUZAOCHENG。

②甘薯高产的决定因素

    SHIJISHANGGANSHUKUAIGENDEXINGCHENGHEFAYUDESHISHOUDUOZHONGNEIYUANJISUXIETONGZUOYONGDEJIEGUO。GANSHUKUAIGENDECHANLIANGJUEDINGYULIANGGEFANGMIAN,YISHIYEPIANCHANSHENGDEGUANGHECHANWUJILEILIANG;ERSHIGUANGHECHANWUXIANGKUAIGENSHUSONGHECHUCUNDESUDUHEBILI。SHIJICHANLIANGXINGCHENGSHIGUANGHECHANWUDEGAOXIAOJILEIYUHELIDIAOKONGFENPEIDEGONGTONGJIEGUO。

    GANSHUYAOGAOCHAN,JIUYAOBAOZHENG“YUAN”GUANG、“LIU”CHANG、“KU”FENG。GANSHUDATIANSHENGZHANGQIANQIYICUWEIZHU,“CUYECUGEN”,BAOZHENGZUGOUDADEDISHANGBUQUNTIJINKUAIXINGCHENG,CUJINKUAIGENDEFENHUAHEXINGCHENG,ZHONGQIYIKONGWEIZHU,“KONGSHANGCUXIA”JIBAOZHENGZUGOUDADEDISHANGBUQUNTIJICHUSHANGKONGZHIDISHANGBUBUWANGZHANG,YANZHANGYEPIANGONGNENG,CUJINGUANGHECHANWUXIANGKUAIGENZHUANYICHUCUN,HOUQIFANGTUOFEIZAOSHUAI。

2、甘薯人工干预调控的原则

①水肥调控是基础

SHUIFEIDIAOKONGWEIJICHU,YISHUIDIAOFEI,YIFEIKONGWANG。SHIFEICAIQUTANJIQUANYINGYANGWEIZHU,HUAFEIWEIBUCHONG,BUJIA,WENLIN,KONGDANDEYUANZE,HELIKONGZHIZAICHAMIDU,GENJUPINZHONGTEDIANHEDIKUAIFEILIQINGKUANGTIZAOYUFANGWANGZHANG,SHIDANGJIAOSHUI,BUYAOJIAODASHUI。YAOZUODAOHANSHINENGGUAN,LAOSHINENGPAI。

②化学调控为辅助

HUAXUEDIAOKONGWEIFUZHU,KONGZHIWANGZHANGYUCUXIAZHUANYUNXIEDIAOYIZHI。DUIYUFEILITAICHADEDI,BUJIANYISHIYONGKONGWANGYAOWU。


3、化学控旺的时机和方法

KONGWANGBUNENGMANGMUKONG,KONGGUOTOURUCHACHEGUOJI,ZAOCHENGSHENGZHANGTINGZHIERJIANCHAN,YEBUNENGKONGTAIQINGBUJIANXIAOGUO。

①红薯控旺的关键时机

DIYICIKONGWANGYINGGAIZAOKONG、QINGKONG,YIBANMANZHANGDAO45 -50GONGFENZUOYOU,LIANGLONGCANHESHIJINXING,SHUIFEIHAODEDIKUAI,KESHIDANGTIQIAN,BUYAODENGWANGZHANGYIHOUZAIYONGYAO。

DIERCIKONGWANGYINGGAIZHONGKONG、DUOCI,YIBANMANZHANG80GONGFENZUOYOU,JIBENSHANGYIJINGFENGLONG,YINGZHONGKONG。RUGUOGAOWENDUOYU,HONGSHUZHANGSHIHENWANG,KEYISHIDANGZENGJIAYICI。MEICIYONGYAOLIANGBUNENGTAIDUO,KESHIDANGZENGJIAHUAKONGCISHU。

②常用药剂和亩用量

DUOXIAOZUO50-80KE、SUOJIEAN7-10KE、XIXIAOZUO1KE、ANXIANZHI(DA-6)0.2KE,KEXUANZEYINGYONG。MEIMUPENWUDUISHUI50QIANKE,YICIPENWAN,BUZHONGPENBULOUPEN。GENJUGANSHUZHANGSHIKEPEN2-3CI,JIANGE7-10TIAN。

③注意事项

KONGZHIWANGZHANGYUCUXIAZHUANYUNXIEDIAOYIZHI,KONGSHANGCUXIA,JIEHEHUAKONGYEMIANZENGJIALINSUANERQINGJIA、TANJIQUANYINGYANGFEILIAO、ANJISUAN、TANGCHUNGAI、ZHONGWEILIANGYUANSUDENG,TONGGUOZAITIJIZHISHIGUANGHECHANWUXIANGKUAIGENKUAISUZHUANYICHUCUN。

TEBIEZHUYI:ZHIWUSHENGZHANGYIZHIJIDESHENGWUHUOXINGGAO,YONGLIANGHENXIAO,JISHUHANLIANGGAO。XUYAOSHULIANZHANGWOJISHUYAODIAN,BINGGENJUGANSHUZHANGSHILINGHUOYUNYONG。DUOXIAOZUOBUYISHIYONGGUOLIANG,BUYISHIYONGGUOZAO。ERQIEDUOXIAOZUOZAITURANGZHONGDECANLIUSHIJIANZHANG,KENENGHUIYINGXIANGXIAYICHAZUOWU,CHUXIANBUTONGCHENGDUDEAIHUA。XIXIAOZUOHUOXINGSHIDUOXIAOZUODE5-6BEI,YAOXIAOSHIFENQIANGDA,ZAITURANGZHONGDECANLIULIANGJINWEIDUOXIAOZUODE1/10,YINCIDUIHOUCHAZUOWUYINGXIANGXIAO。

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