2.適shi期qi播bo種zhong移yi栽zai。根gen據ju當dang地di水shui稻dao生sheng長chang季ji節jie和he品pin種zhong生sheng育yu特te性xing,選xuan擇ze適shi宜yi的de播bo栽zai期qi,調tiao節jie開kai花hua期qi,使shi水shui稻dao開kai花hua期qi避bi開kai高gao溫wen季ji節jie。如ru高gao溫wen伏fu旱han區qu可ke以yi采cai取qu提ti早zao播bo種zhong,利li用yong旱han育yu秧yang提ti早zao抽chou穗sui以yi避bi開kai水shui稻dao開kai花hua期qi的de高gao溫wen季ji節jie。也ye可ke選xuan用yong早zao熟shu或huo遲chi熟shu品pin種zhong,避bi開kai開kai花hua期qi遇yu到dao高gao溫wen,這zhe樣yang可ke以yi避bi免mian或huo減jian輕qing夏xia季ji高gao溫wen危wei害hai。
3.guanshuijiangwen。shuidaokaihuaqiyudaogaowenjijieshi,kecaiyongdaotianguanshenshuiheriguanyepaidefangfa,huoshixingliushuiguangai,zengjiashuidaozhengtengliang,jiangdishuidaoguancengheyepianwendu,jianqinggaowenduijieshiyingxiang。biyaoshizaizhongwuqianhoushuidaokaiyingqian,huobiyinghou,meimuyongqingshui200-250公斤噴灑,一般可使溫度降低1-2℃,濕度增加10%-15%,也可減輕高溫對結實影響。
4.合he理li施shi肥fei。在zai肥fei料liao管guan理li上shang合he理li提ti早zao施shi肥fei,可ke促cu進jin分fen蘖nie早zao生sheng快kuai發fa,降jiang低di後hou期qi冠guan層ceng含han氮dan量liang,加jia快kuai生sheng育yu進jin程cheng,增zeng加jia後hou期qi耐nai旱han和he抗kang高gao溫wen能neng力li。並bing實shi行xing根gen外wai噴pen施shi磷lin鉀jia肥fei,如ru0.2%的磷酸二氫鉀溶液,增強稻株對高溫的抗性,改善水稻結實率。
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