茼蒿、菠菜、香xiang菜cai等deng葉ye菜cai,菜cai農nong都dou是shi直zhi播bo,不bu需xu再zai進jin行xing移yi栽zai,一yi般ban來lai說shuo,菜cai農nong為wei了le保bao證zheng萬wan無wu一yi失shi,播bo種zhong量liang較jiao大da,菜cai農nong必bi須xu在zai幼you苗miao長chang出chu後hou進jin行xing間jian苗miao,這zhe樣yang才cai能neng保bao證zheng植zhi株zhu的de生sheng長chang有you足zu夠gou的de空kong間jian,不bu至zhi於yu因yin為wei植zhi株zhu擁yong擠ji造zao成cheng田tian間jian鬱yu閉bi而er生sheng長chang不bu良liang。
像茼蒿,因為菜農都是以撒播為主,很多菜農認為增加種植的株數,就能增加產量,於是間苗時間距較小,多按照2厘li米mi見jian方fang的de株zhu行xing距ju進jin行xing間jian苗miao。但dan是shi,這zhe樣yang的de密mi度du容rong易yi使shi茼tong蒿hao生sheng長chang中zhong期qi田tian間jian鬱yu閉bi,透tou氣qi性xing不bu好hao,莖jing稈gan細xi弱ruo,也ye易yi出chu現xian倒dao伏fu,並bing且qie因yin株zhu距ju相xiang隔ge很hen小xiao,隻zhi要yao一yi個ge地di方fang出chu現xian倒dao伏fu,就jiu容rong易yi引yin起qi大da麵mian積ji的de倒dao伏fu。因yin而er,這zhe樣yang的de留liu苗miao密mi度du,不bu僅jin不bu能neng增zeng加jia產chan量liang,反fan而er降jiang低di了le產chan量liang,且qie很hen多duo植zhi株zhu達da不bu到dao收shou購gou標biao準zhun要yao求qiu,降jiang低di了le效xiao益yi。據ju菜cai農nong董dong光guang德de介jie紹shao,他ta一yi般ban按an照zhao2.5-3厘li米mi的de株zhu行xing距ju進jin行xing間jian苗miao,這zhe樣yang植zhi株zhu的de株zhu行xing距ju增zeng大da,通tong風feng透tou光guang性xing增zeng強qiang,充chong分fen發fa揮hui了le單dan株zhu高gao產chan的de潛qian力li,這zhe樣yang的de植zhi株zhu生sheng長chang粗cu壯zhuang,也ye抗kang倒dao伏fu,從cong而er保bao證zheng提ti高gao整zheng體ti產chan量liang。因yin為wei茼tong蒿hao播bo種zhong後hou無wu法fa進jin行xing中zhong耕geng劃hua鋤chu,菜cai農nong還hai要yao在zai間jian苗miao的de同tong時shi將jiang雜za草cao拔ba除chu。
再來說說菠菜,菜農播種常按照行距8-10厘米的間距進行播種,但是在有的種植行中,幼苗出的較好,密度較大,這樣也不利於菠菜的生長,可以按照株距2limijinxingjianmiao,zaijinxingjianmiaoshi,yinggaixuanyongzhizhushengchangjianzhuangdeyoumiao,jiangshengchangruoxiaodezhizhujinxingjianchu,tongshijianmiaohainengqidaoqianzhonggengdezuoyong。ruguoqueshimiaozidedikuaimianjijiaoda,kezaizhegedikuaideliangduanshaojianmiao,duoliu2-3棵,減輕空苗帶來的損失。
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