shouguangshijitaizhendabufencainongyizhongzhiqieziweizhu。yibanlaishuo,cainongzaidingzhiqiezishidoushipingqizaipei,zaidingzhihouhaiyaojinxingpeitugongzuo。peitubujinkefangzhiqiezidaofu,hainengqidaotigaodiwendezuoyong。說起培土,菜農們認為是一項簡單的工作, 其實裏麵的道道兒不少。若操作不當,就失去了培土的作用,還容易導致病害增多等問題。
首shou先xian,培pei土tu時shi間jian要yao確que定ding好hao。對dui一yi大da茬cha茄qie子zi來lai說shuo,培pei土tu過guo早zao或huo過guo晚wan都dou會hui影ying響xiang茄qie子zi生sheng長chang。培pei土tu過guo早zao,植zhi株zhu過guo小xiao,根gen係xi尚shang未wei展zhan開kai,且qie地di溫wen升sheng高gao快kuai,不bu利li於yu茄qie子zi根gen係xi發fa育yu;培土過晚,茄子長得過高會出現倒伏,且傷根也比較嚴重,再進行培土時比較麻煩。一般來說,茄子定植後20天左右,茄子長到25公分左右時即可進行培土工作。
其qi次ci,培pei土tu前qian要yao摘zhai除chu基ji部bu老lao葉ye和he杈cha子zi,拔ba除chu棚peng內nei的de雜za草cao。摘zhai除chu老lao葉ye和he杈cha子zi可ke減jian少shao營ying養yang消xiao耗hao,促cu進jin結jie實shi。但dan要yao注zhu意yi摘zhai葉ye不bu要yao過guo重zhong,否fou則ze會hui影ying響xiang產chan量liang。在zai摘zhai葉ye抹mo杈cha時shi要yao注zhu意yi將jiang棚peng內nei的de雜za草cao一yi塊kuai拔ba掉diao,否fou則ze等deng培pei土tu後hou雜za草cao還hai繼ji續xu生sheng長chang,與yu茄qie子zi爭zheng奪duo營ying養yang,影ying響xiang茄qie子zi生sheng長chang。還hai要yao注zhu意yi在zai進jin行xing這zhe一yi係xi列lie工gong作zuo時shi,發fa現xian有you倒dao伏fu的de茄qie子zi,可ke在zai莖jing基ji部bu用yong大da土tu塊kuai擋dang一yi下xia,這zhe樣yang在zai培pei土tu時shi方fang便bian很hen多duo。如ru茄qie子zi往wang南nan邊bian倒dao,可ke在zai茄qie子zi莖jing基ji部bu南nan邊bian放fang上shang一yi土tu塊kuai,有you了le土tu塊kuai的de支zhi撐cheng,茄qie子zi就jiu直zhi立li起qi來lai。
再zai次ci,培pei土tu時shi注zhu意yi培pei土tu高gao度du。記ji者zhe在zai壽shou光guang市shi紀ji台tai鎮zhen馮feng家jia村cun采cai訪fang時shi,看kan到dao有you些xie菜cai農nong給gei茄qie子zi培pei土tu過guo高gao,有you的de則ze過guo低di,過guo高gao過guo低di都dou不bu合he適shi。培pei土tu過guo低di,起qi不bu到dao培pei土tu的de作zuo用yong;而培土過高,超過茄子嫁接口,因為土壤濕度較大,還容易從嫁接口處感染病害。一般來說,培土時將土培到嫁接口下麵即可。
還hai有you,培pei土tu時shi需xu要yao從cong定ding植zhi行xing兩liang側ce取qu土tu,在zai取qu土tu時shi一yi定ding要yao均jun勻yun,不bu要yao隻zhi顧gu培pei土tu,而er將jiang兩liang側ce弄nong得de凹ao凸tu不bu平ping,不bu僅jin不bu利li於yu行xing走zou,還hai會hui影ying響xiang澆jiao水shui。
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