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江西省科技救灾恢复生产VIP免费

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江西省科技救灾恢复生产实用技术手册江西省科学技术厅编印二○○八年二月编印说明2008年初以来,持续的雨雪冰冻天气,给我省工农业生产和生活带来了严重影响。为充分发挥科技在减灾和灾后重建中的重要作用,把灾害损失减到最小限度,省科技厅在科技部编制的《南方地区雨雪冰冻灾后重建实用技术手册》的基础上,组织省农科院、江西农大等部门的有关专家,编制了江西省科技救灾恢复生产实用技术手册,供广大灾区有关部门、单位和农民朋友参考。目录第一部分种植业低温减灾实用技术······················(1)一、油菜··························································(1)二、蔬菜··························································(2)三、果树·························································(20)四、茶叶·························································(26)五、苎麻·························································(26)六、花卉、苗木··············································(27)第二部分畜牧养殖业低温减灾实用技术··············(29)一、生猪·························································(29)二、牛羊·························································(33)三、鸡鸭·························································(40)四、畜舍·························································(48)五、牧草·························································(49)六、蜜蜂·························································(50)第三部分林业低温减灾实用技术························(51)第四部分水产养殖业低温减灾实用技术··············(54)第五部分冬天常见病及预防·······························(57)第六部分日常生活实用知识·······························(61)第一部分种植业低温减灾实用技术一、油菜(一)减轻油菜冰雪灾害技术1.清沟沥水,培土壅根。雪后结冰容易引起田埂倒塌和沟渠堵塞,化雪后要利用晴好天气彻底清理田内三沟,及时清沟排水,降低田间湿度,同时加深田外沟渠,预防渍害发生。解冻后可利用清沟的土壤进行培土壅根,特别是拔根掀苗现象比较严重的田块更要注意培土壅根,以减轻冻害对根系的伤害。2.摘除冻苔,清理冻叶。对已经受冻的早苔油菜,融冻后应在晴天及时摘除冻苔,以促进基部分枝生长,弥补冻害损失,切忌雨天进行,以免造成伤口腐烂。要及时清除呈明显水渍状的冻伤叶片,防止冻伤累及整个植株,对明显变白或干枯的叶片要及时摘除。3.补施追肥,喷施硼肥。油菜受冻后,叶片和根系受到损伤,必须及时补充养分。摘苔后的田块,要视情况适当施肥,每亩追施5-7公斤尿素,以促进分枝生长。叶片受冻的油菜,要普遍追肥,每亩追施3-5公斤尿素,长势较差的田块可适当增加用量,使其尽快恢复生长。在追施氮肥的基础上,要适量补施钾肥,每亩施氯化钾3-4公斤或者根外喷施磷酸二氢钾1-2公斤,以增加细胞质浓度,增强植...

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江西省科技救灾恢复生产

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