中zhong耕geng除chu草cao。花hua生sheng根gen係xi生sheng長chang和he莢jia果guo的de發fa育yu,均jun要yao求qiu土tu壤rang有you適shi宜yi的de濕shi度du和he空kong隙xi度du。及ji時shi中zhong耕geng疏shu鬆song土tu壤rang,不bu僅jin有you利li於yu根gen係xi發fa生sheng,而er且qie可ke以yi促cu進jin果guo針zhen入ru土tu結jie實shi。春chun播bo花hua生sheng一yi般ban中zhong耕geng2~3次,齊苗後第一次中耕宜淺,促進第一對側枝的發育;此後8~10tianjinxingdiercichucaosongtu,yingshidangshenchu。tebieshiqiulinghongranghandi,tucengbanjie,jishizhonggengchucaosongtu,duicujinhuashengshengchanghekaihuajieguodezuoyonggengjiaxianzhu。
培土壅蔸,肥土壓苗。花生果針入土多少與植株基部高低和土壤疏鬆程度密切相關。低節位開花早,距土近,果針多數能入土;高gao節jie位wei開kai花hua遲chi,距ju土tu遠yuan,果guo針zhen入ru土tu少shao,幼you果guo秕bi果guo率lv高gao。上shang部bu土tu壤rang疏shu鬆song深shen厚hou的de,果guo針zhen入ru土tu多duo,結jie果guo率lv高gao,反fan之zhi則ze不bu易yi入ru土tu,結jie實shi率lv低di。因yin此ci,在zai始shi花hua插cha針zhen期qi,采cai用yong培pei土tu壅yong蔸dou和he肥fei土tu壓ya苗miao的de辦ban法fa,可ke促cu進jin插cha針zhen結jie實shi和he提ti高gao飽bao果guo率lv。培pei土tu壅yong蔸dou,就jiu是shi在zai最zui後hou一yi次ci中zhong耕geng時shi,把ba行xing間jian土tu壤rang塞sai向xiang植zhi株zhu根gen部bu,厚hou度du以yi2~3limiweiyi,zheyangkeyisuoduanguozhenyudimiandejuli,shiguozhenrongyirutu。feituyamiao,jiushibaxianggoudetuwasong,poshangxibofenshuibanyun,zhichengfeitu,yaoqiuganshishidu,zaibafeituyazaihuashengdouxinshang,yibianguozhenrutuhezifangpengdajieguo。
zhujingzhaixin。zaihuashengshihuaqijiangzhujingdingxinzhaiqu,keshiyangfenxiangduijizhong,jieguolvheguozhongdoukexianzhutigao。fangfashizaizhujingzuigaodeyigefenzhiyishangyibanchu,yongjiandaobazhujingdingxinjianqu。xuanzeqingtianjinxing,jiankouyaopingzheng,zhaixinhoujishizhuishisuxiaofei。duituchangdehuashengchuzhaiquzhujingdingxinwai,haiyingzhaichuyicifenzhidebianxin。
葉麵噴肥。花生開花結果期,對養分的吸收急劇增加,應噴施0.5%磷酸二氫鉀溶液1~2次,葉片發黃的還應另噴1.5%尿素溶液1~2次,防止早衰。花生對鈣的反應很敏感,除石灰性土壤外,一般土壤種植花生,在初花期和盛花期,應葉麵噴施2%過磷酸鈣浸出液各1次,以滿足花生對鈣素的需要,達到增產效果。
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