孕穗期增施氮肥,使小麥在灌漿期不早衰,提高灌漿速度,延長灌漿時間,使小麥粒重和產量顯著提高。
tigaozilidanbaizhihanliang,gaishanxiaomaipinzhi。duiyuyouzhiqiangjinmaizaishidangkongzhiquntidetiaojianxia,tigaodanfeitourushuiping,tichangercishifeinengxianzhuzengjiadanbaizhihemianjinhanliang,gaishanxiaomaipinzhi。
增zeng強qiang對dui不bu利li氣qi候hou的de抗kang性xing。在zai小xiao麥mai灌guan漿jiang期qi間jian時shi常chang出chu現xian幹gan熱re風feng,嚴yan重zhong影ying響xiang籽zi粒li灌guan漿jiang正zheng常chang進jin行xing,使shi葉ye片pian早zao衰shuai,破po壞huai正zheng常chang的de光guang合he作zuo用yong,影ying響xiang物wu質zhi向xiang籽zi粒li運yun轉zhuan,千qian粒li重zhong降jiang低di,影ying響xiang產chan量liang。在zai小xiao麥mai後hou期qi追zhui肥fei可ke顯xian著zhu提ti高gao小xiao麥mai生sheng長chang後hou期qi對dui幹gan熱re風feng的de抗kang性xing。
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