一、注意適時收獲 前季甘蔗的收獲期對宿根蔗影響很大。過早收獲,低溫幹旱期長,不利於蔗芽萌動,蔗頭容易失去生理機能,甚至旱死;過遲收獲,縮短了宿根蔗的生長期,影響宿根蔗的產量。據廣東中南部蔗區的經驗,在太寒過後,立春、雨水期間收獲,最適宜於留宿根。因這時的氣溫已開始回升,雨水也逐漸增加,溫度、shuifenyijibendadaomengyadeyaoqiu,youliyuxiugendefazhu。qici,liuxiugendezhetian,wulunheshishouhuo,yaoxuanzeqingtianjinxing,qiejiyutianshouhuo,yimianzhetoushoudaoxijundeqinranerfulan,sunhaizheya,jiangdifazhulv。
二、注意斬蔗質量 ganzheshouhuozhiliangdehaohuai,duixiugenzhedeshengchangyingxianghenda。zhanzheyingxuanyongfenglidegongju。zhanzheyaokuaijie,shikanqiekoupingzheng,zhetoubupolie。bingshixingxiaochudikan,shidangrutu,yibaochizhetou7~10厘米長為宜。若留頭過高,高位芽易萌發而影響基部芽(過底筍)的de萌meng發fa,造zao成cheng發fa株zhu弱ruo。在zai立li春chun前qian砍kan收shou的de留liu宿xiu根gen蔗zhe田tian,要yao留liu秋qiu冬dong筍sun以yi養yang蔗zhe頭tou,但dan到dao春chun暖nuan後hou應ying斬zhan去qu,使shi宿xiu根gen蔗zhe發fa株zhu整zheng齊qi,在zai立li春chun後hou砍kan收shou的de留liu宿xiu根gen蔗zhe田tian,應ying采cai用yong“一掃光”斬掉秋冬筍,做到回頭看不見青。3月後砍收的,應小心保留粗壯的春筍。
三、注意及時清園 liuxiugendezhetian,zaizhanshouhouyaojishiqingyuan,fangzhizheyechangqifugaizhetou,yimianzhetoubeiouhuaifasuan,yingxiangfazhu。qingyuandefangfayouliangzhong,yizhongshibazheyeliuzaitianzhong,yizhongshibazheyequanmianqingchutianwai。qingchutianwaidezheye,kefangzaidibianduijiduifei,daifulanhouzuofeiliaohuitian;把ba蔗zhe葉ye留liu在zai田tian中zhong的de,可ke把ba蔗zhe葉ye隔ge行xing堆dui放fang於yu畦qi溝gou中zhong,直zhi接jie回hui田tian作zuo肥fei,或huo把ba蔗zhe葉ye全quan麵mian攤tan開kai,曬shai幹gan後hou放fang火huo燒shao毀hui。清qing園yuan方fang法fa以yi把ba葉ye作zuo肥fei料liao回hui田tian為wei最zui好hao,能neng增zeng加jia土tu壤rang有you機ji質zhi,改gai良liang土tu壤rang,培pei肥fei地di力li,提ti高gao宿xiu根gen蔗zhe產chan量liang。
手機版




