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#秋裤安排上#引发舆论 立冬农事不可忘

2018-11-07 14:17:46 来源:中国农机网整理发布 阅读量:33993 评论

导读:《中国天文年历》显示,今天(11月7日)19时32分,我们将迎来今年冬天的个节气——立冬。“立”,即建立、开始;“冬”,古籍《月令七十二候集解》中有言:“冬,终也,万物收藏也”,意思是说秋季作物全部收晒完毕,收藏入库,动物也已藏起来准备冬眠。

  【中国农机网 热点关注】《中国天文年历》显示,今天(11月7日)19时32分,我们将迎来今年冬天的个节气——立冬。“立”,即建立、开始;“冬”,古籍《月令七十二候集解》中有言:“冬,终也,万物收藏也”,意思是说秋季作物全部收晒完毕,收藏入库,动物也已藏起来准备冬眠。
 
  从这个时候开始,日照时间将持续缩短,尤其是伴随着一个超冷空气的来袭,大半个中国的气温将创新低。日前,中国天气网就推出了秋裤预报,#超凶的冷空气来了#、#秋裤预警地图#话题轮番上热搜。今日,#立冬#、#冬天真的来了#、#不穿秋裤的#、#秋裤安排上#等相关话题更是居高不下。网友们纷纷调侃;“北方的冷,是干冷,那是物理攻击;南方的冷,是湿冷,那是魔法攻击。”
 
  与大部分网友们调侃态度不一样,立冬的到来对于农民们来说具有独特意义。这个时候,普遍北方大幅降温,南方有的地区仍在抢秋收及抢种晚茬冬麦。这时北方冷空气常频频南侵,有时形成大风、降温并伴有雨雪的寒潮天气。剧烈的降温,特别是冷暖异常的天气对农业生产有严重的不利影响,注意气象预报,根据天气变化做好农作物寒害、冻害等的防御工作显得十分重要。
 
  大田作物
 
  一般来说,立冬前后,我国大部分地区降水显著减少。东北地区大地封冻,农林作物进入越冬期;江淮地区“三秋”已接近尾声;江南正忙着抢种晚茬冬麦,以保证播种质量力求做到带蘖越冬,防止年内拔节,并尽量扩大冬种面积,减少空闲田;而华南却是“立冬种麦正当时”的佳时期。这时节正是秋收冬种的大好时段,各地充分利用晴好天气,搞好晚稻的收、晒、晾,保证入库质量。
 
  水稻需要适时收割中、晚稻,抓紧翻晒进仓,减少阴雨天气造成不必要的损失;直播油菜尽可能在11月初播种完毕,秧苗期抓好以蚜虫为主的病虫害防治工作;大、小麦要选用优良品种,提高播种质量,同时要做好早播小麦的田间管理,稻板麦在抓好播前土壤准备的同时,着重抓好精细覆土消灭“三子”(露子、丛子和深子)和稻田化学除草工作;本月为蔺草插种适期和田间管理前期,重点要把好插种质量关,促使移栽后尽快发根,尽早返青、分蘖、确保全苗。播种结束后,立即进行一次质量检查,查苗、补好浮苗,防止野鸭(鸟)等伤苗;一熟棉田和未拔柴的棉套麦(蒜),及时拔柴或秸秆还田,深耕破垡,每两年深耕一次,其他冬季空闲田块及时耕翻晒垡,做好前茬秸秆还田,增施腐熟有机肥培肥土壤。
 
  蔬菜
 
  立冬后要及时做好大棚搭建工作。同时,做好大棚蔬菜管理,白天气温高时可在背风口揭膜通气,晚上要注意做好大棚密封工作。华北及黄淮地区一定要在日平均气温下降到4℃左右,田间土壤夜冻昼消之时,抓紧时机浇好麦、菜及果园的冬水,以补充土壤水分不足,改善田间小气候环境,防止“旱助寒威”,减轻和避免冻害的发生。
 
  江南及华南地区,及时开好田间“丰产沟”,搞好清沟排水,是防止冬季涝渍和冰冻危害的重要措施。江淮地区,做好大棚长季节栽培、秋延后栽培茄果类蔬菜拉秧工作,及时清洁田园,耕翻土壤,准备下一季种植。
 
  畜牧业
 
  生猪秋季防疫工作,着重做好补针工作;耕牛加强放牧,吃足草料;在冬季来临之间,开展一次驱虫工作。放牧时,尽量让山羊吃足草料多长膘;长毛兔秋繁工作,未配种的及时配上种;有养鹅习惯的农户赶紧引进苗鹅饲养,饲养70日龄正赶上春节,可卖上好价钱。
 
  农田管理
 
  客家有农谚:“立冬前犁金,立冬后犁银,立春后犁铁(指应早翻土)”,农田深耕不但可以增加地力,而且可以把蝼蛄等地下害虫翻到地面上冻死,深耕在秋末冬初进行为宜,一般深耕到9-13厘米,这样可以破坏粘虫、麦叶蜂等害虫的蛹室,改变其方位,阻止羽化或孵化。
 
  【节气农事歌】
 
  1、“立冬即将冬天到,田渠棚舍要修牢,秋收秋种忙扫尾,抗灾田管掀高潮。”(适用于江淮地区)
 
  2、“立冬节到麦分蘖,除草要选晴暖天。耕翻整地修渠道,农田建设掀高潮。”(适用于黄淮海地区)
 
  3、“北风往复几寒凉,疏木摇空半绿黄。大田整地修渠道,农田建设掀高潮。”(适用于江南华南地区)
 
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