湖北发布农业气象灾害风险预警|免费人成无码大片在线观看

  中新网武汉7月22日电 (记者 马芙蓉)湖北省气象局、湖北省农业农村厅22日联合发布农业气象灾害风险预警,预计7月24日开始,湖北高温将再度发展,农业需防范高温热害风险。

  自7月2日以来,湖北以晴热高温天气为主,黄冈北部、黄石北部、武汉北部、孝感南部以及谷城、宜城、远安、当阳、恩施、巴东、兴山等局部地区大于35℃高温日达17日至19日,其他大部分地区达10日至16日。鄂西北大部、鄂西南北部日最高气温在40.0℃~42.9℃,其余大部分地区日最高气温在37.0℃~40.0℃。

  22日至23日,受台风外围影响,湖北高温强度减弱,范围将有所缩小。不过24日起,高温将再度发展,全省大部分地区维持日最高气温35℃以上高温天气,局地高温可达39℃,至30日后高温才逐渐减弱。

  预警信息显示,24日至30日高温期间,湖北再生稻处于灌浆期,中稻处于分蘖至抽穗扬花期,夏玉米处于抽雄吐丝期,预计鄂东大部、鄂北岗地农田有低至高等级高温热害风险。持续高温导致土壤水分蒸发加快、植物蒸腾作用加速,鄂北岗地及鄂东局部地区可能出现轻度至中度农业干旱。

  专家建议,加强水分管理,坚持以水调温,对孕穗至扬花期的中稻,田间保持8厘米至10厘米的深水层,以降低穗层温度;灌浆期再生稻保持田间湿润,以减轻高温影响。同时,注意做好补施穗肥、防病治虫工作。(完)

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发布于:北京市