(一)水田蓄水能促進秸杆分解
秋季,水稻收割後,將切碎的秸稈撒在水田裏,關閉排水口,讓水田保持水剛剛淹沒田麵的狀態,直至第2nianchuntian。yugantianxiangbi,xushuideshuitianzhongjixueronghuadezao,baizifayazao,zacaoyehuizaozaofaya,zhebubidanxin,daochungengshi,zacaohuibeifangengdaonituzhong。
(二)秋季不翻耕,春季在灌水狀態下淺耕
許xu多duo地di區qu提ti倡chang秋qiu耕geng,施shi用yong矽gui酸suan鈣gai改gai良liang土tu壤rang。孰shu不bu知zhi秋qiu季ji深shen耕geng後hou,會hui引yin發fa插cha秧yang後hou產chan生sheng沼zhao氣qi等deng氣qi體ti。讓rang水shui田tian幹gan燥zao的de目mu的de是shi為wei了le翻fan耕geng,如ru果guo秋qiu季ji不bu翻fan耕geng,則ze沒mei有you必bi要yao放fang幹gan水shui田tian中zhong的de水shui。春chun季ji插cha秧yang前qian,可ke在zai灌guan水shui狀zhuang態tai下xia淺qian耕geng,這zhe樣yang既ji有you利li於yu保bao護hu水shui田tian微wei生sheng物wu,又you節jie約yue了le許xu多duo人ren力li、物力。
(三)投放稻殼有利於砂質田保持水分
zhantuzhishuitianbuxuyaoguanshuitaiduo,zhiyaobaochishuitianbiaomianshizhongchuyuchaoshizhuangtaijike。jingyanzhengming,xiangshuitianlitoufangdaokekeyitigaoshazhitiandebaoshuixingneng。meinianqiujizhicinianchunji,yingxiangshuitianzhongsadaoke,shazhitiangengyaoduosa。satoudaokeduizhantutianyeyouhaochu,keshituzhisongruan。satoushijiaruyizhifayawuzhi,nengyizhizacaofaya。
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