CN109418285A - 一种苗圃专用除草剂及其制备方法 - Google Patents
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Abstract
本发明公开了一种苗圃专用除草剂及其制备方法,属于农药技术领域。由以下重量份的原料制成:草甘膦15份、氟乐灵2份、咪草烟1份、甲磺隆0.1份、杀菌剂1份、助剂3份、水80份;所述草甘膦为41%水剂草甘膦;所述氟乐灵为480g/L乳油氟乐灵;所述咪草烟为70%的颗粒;所述甲磺隆为60%的颗粒;所述杀菌剂为以下重量配比的中药经过水提制得,大蒜:藜芦:圆叶乌头:白藓:接骨木:臭椿:商陆的重量比为10:2:2:2:2:5:10。本发明用于苗圃育苗中,可以彻底预防杂草的生长,同时,对作物不产生影响。本发明还添加中药杀菌剂,在除草的同时可以明显降低土传病和各种根腐病的发病率。
Description
技术领域
本发明涉及一种苗圃专用除草剂及其制备方法,属于农药技术领域。
背景技术
农业种植中,田地施用过针对双子叶杂草的除草剂后,再种植双子叶作物,植物生长过程中,除草剂可以被种植的作物的根和叶片吸收,并在体内传导,数小时内即迅速抑制植物根和新梢顶端的生长,3-14天植株枯死。正常施用过针对双/单子叶杂草的除草剂后2-3个月再种植双/单子叶作物,仍然会产生药害。
草甘膦为内吸传导型慢性广谱灭生性除草剂,主要抑制物体内烯醇丙酮基莽草素磷酸合成酶,从而抑制莽草素向苯丙氨酸、酷氨酸及色氨酸的转化,使蛋白质的合成受到干扰导致植物死亡。草甘膦是通过茎叶吸收后传导到植物各部位的,可防除单子叶和双子叶、一年生和多年生、草本和灌木等40多科的植物。草甘膦入土后很快与铁、铝等金属离子结合而失去活性,对土壤中潜藏的种子和土壤微生物无不良影响。氟乐灵:适用于大豆、棉花、玉米、小麦、旱稻、甘蔗、甜菜、向日葵、番茄、甘蓝、菜豆、胡萝卜、芹菜、香菜等40多种作物及果园、林业苗圃、花卉、草坪、种植园等防除稗草、野燕麦、狗尾草、马唐、牛筋草、碱茅、千金子、早熟禾、看麦娘、藜、苋、繁缕、猪毛菜、宝盖草、马齿苋等一年生禾本科杂草及部分双子叶杂草。咪草烟:稗、黍、金狗尾、绿狗尾、马唐、千金子、双色高粱以及小苋、曼陀罗、龙葵、苍耳、苘麻、鸭跖草、碎米莎草、反枝苋、蓼和藜等单、双子叶杂草。对风眼莲、小浮莲等水生杂草也有很好防效。对蒺藜、牵牛花防效差,对马利筋、决明、田菁等无效。甲磺隆:甲磺隆为长残效除草剂,可被土壤吸附,在土壤中的降解速度很慢,特别是在碱性土壤中,降解更慢。该药适用于小麦等部分禾谷类作物田防除一年生双子叶杂草,大部分阔叶类作物对它都很敏感。
上述几种原药分别对单、双子叶都有效应,另外还对禾本科,水生杂草等也有作用,并且残留都较小,若是能复合使用在苗圃中,作物出苗后,药物残留基本消失。对作物基本无影响。
发明内容
本发明克服了现有技术的不足,提供了一种苗圃专用除草剂及其制备方法。
本发明的技术方案如下:
一种苗圃专用除草剂,其特征是,由以下重量份的原料制成:草甘膦15份、氟乐灵2份、咪草烟1份、甲磺隆0.1份、杀菌剂1份、助剂3份、水80份;
所述草甘膦为41%水剂草甘膦;
所述氟乐灵为480g/L乳油氟乐灵;
所述咪草烟为70%的颗粒;
所述甲磺隆为60%的颗粒;
所述杀菌剂为以下重量配比的中药经过水提制得,
大蒜:藜芦:圆叶乌头:白藓:接骨木:臭椿:商陆的重量比为10:2:2:2:2:5:10。
优选的,所述助剂为:
分散剂MorwetD-360、烷基萘磺酸盐、MorwetD-500按照重量比2.5:2:1的混合物。
本发明还提供了一种苗圃专用除草剂的制备方法,包括以下步骤,
①按上述的重量份和重量比称取原料,
②将步骤①中称取的中药加3倍水,置入容器中煎煮1h,倒出滤液,再加2倍水煎煮0.5h,再次倒出滤液,合并两次滤液,并减压干燥,得到相对密度为1.2-1.5的粘稠药膏即为杀菌剂;
③将步骤①中称取的草甘膦、氟乐灵、咪草烟、甲磺隆、助剂、水和步骤②中制备的杀菌剂按照15:2:1:0.1:3:80:1加入容器中,混合均匀,然后加入至均质机中均质即得。
本发明还提供了一种苗圃专用除草剂在苗圃中的应用。
优选的,苗圃播种前10-20天喷施,喷施量为50mL/100m2,喷施方法为,用水2000倍稀释喷施。
本发明与现有的技术相比,具有以下显著的特点:
草甘膦、氟乐灵、咪草烟、甲磺隆均为现有常用的除草剂,但是,在作物上应用时,并没有针对作物生长时期的除草剂,以上几者结合,用于苗圃育苗中,可以彻底预防杂草的生长,同时,对作物不产生影响。
本发明还添加中药杀菌剂,在除草的同时可以明显降低土传病和各种根腐病的发病率。
具体实施方式
实施例对本发明仅作进一步说明,但不仅限于此,本领域的技术人员在不付出创造性劳动的前提下获得其他实施例,均属于本发明保护的范围。
实施例1
一种苗圃专用除草剂,由以下重量份的原料制成:草甘膦15份、氟乐灵2份、咪草烟1份、甲磺隆0.1份、杀菌剂1份、助剂3份、水80份;
所述草甘膦为41%水剂草甘膦;所述氟乐灵为480g/L乳油氟乐灵;所述咪草烟为70%的颗粒;所述甲磺隆为60%的颗粒;所述杀菌剂为以下重量配比的中药经过水提制得,大蒜:藜芦:圆叶乌头:白藓:接骨木:臭椿:商陆的重量比为10:2:2:2:2:5:10。将上述中药加3倍水,置入容器中煎煮1h,倒出滤液,再加2倍水煎煮0.5h,再次倒出滤液,合并两次滤液,并减压干燥,得到相对密度为1.2-1.5的粘稠药膏即为杀菌剂;
所述助剂为:分散剂MorwetD-360、烷基萘磺酸盐、
MorwetD-500按照重量比2.5:2:1的混合物。
然后将上述草甘膦、氟乐灵、咪草烟、甲磺隆、助剂、水和步骤②中制备的杀菌剂按照15:2:1:0.1:3:80:1加入容器中,混合均匀,然后加入至均质机中均质即得。
上述苗圃专用除草剂在苗圃中的应用:苗圃播种前10-20天喷施,喷施量为50mL/100m2,喷施方法为,用水2000倍稀释喷施。
该实施例用于辣椒育苗,在辣椒下种子前20天,备好育苗土,并按照上述方法均匀喷施本发明的苗圃专用除草剂,20天后正常下种子。
辣椒苗圃育苗期间,仅有少量杂草产生,是往年同样处理方式长草量的5%-10%,并且辣椒移栽后,根腐病和土传病发病率降低62%。
实施例2
一种苗圃专用除草剂,由以下重量份的原料制成:草甘膦15份、氟乐灵2份、咪草烟1份、甲磺隆0.1份、杀菌剂1份、助剂3份、水80份;
所述草甘膦为41%水剂草甘膦;所述氟乐灵为480g/L乳油氟乐灵;所述咪草烟为70%的颗粒;所述甲磺隆为60%的颗粒;所述杀菌剂为以下重量配比的中药经过水提制得,大蒜:藜芦:圆叶乌头:白藓:接骨木:臭椿:商陆的重量比为10:2:2:2:2:5:10。将上述中药加3倍水,置入容器中煎煮1h,倒出滤液,再加2倍水煎煮0.5h,再次倒出滤液,合并两次滤液,并减压干燥,得到相对密度为1.2-1.5的粘稠药膏即为杀菌剂;
所述助剂为:分散剂MorwetD-360、烷基萘磺酸盐、MorwetD-500按照重量比2.5:2:1的混合物。
然后将上述草甘膦、氟乐灵、咪草烟、甲磺隆、助剂、水和步骤②中制备的杀菌剂按照15:2:1:0.1:3:80:1加入容器中,混合均匀,然后加入至均质机中均质即得。
上述苗圃专用除草剂在苗圃中的应用:苗圃播种前10-20天喷施,喷施量为50mL/100m2,喷施方法为,用水2000倍稀释喷施。
该实施例用于烟草育苗,在辣椒下种子前20天,备好育苗土,并按照上述方法均匀喷施本发明的苗圃专用除草剂,20天后正常下种子。
辣椒苗圃育苗期间,仅有少量杂草产生,是往年同样处理方式长草量的3%-12%,并且辣椒移栽后,根腐病和土传病发病率降低73%。
Claims (3)
1.一种苗圃专用除草剂,其特征是,由以下重量份的原料制成:草甘膦15份、氟乐灵2份、咪草烟1份、甲磺隆0.1份、杀菌剂1份、助剂3份、水80份;
所述草甘膦为41%水剂草甘膦;
所述氟乐灵为480g/L乳油氟乐灵;
所述咪草烟为70%的颗粒;
所述甲磺隆为60%的颗粒;
所述杀菌剂为以下重量配比的中药经过水提制得,大蒜:藜芦:圆叶乌头:白藓:接骨木:臭椿:商陆的重量比为10:2:2:2:2:5:10;
所述助剂为:分散剂Morwet D-360、烷基萘磺酸盐、Morwet D-500按照重量比2.5:2:1的混合物;
上述苗圃专用除草剂的制备方法为:
①按上述的重量份和重量比称取原料,
②将步骤①中称取的中药加3倍水,置入容器中煎煮1h,倒出滤液,再加2倍水煎煮0.5h,再次倒出滤液,合并两次滤液,并减压干燥,得到相对密度为1.2-1.5的粘稠药膏即为杀菌剂;
③将步骤①中称取的草甘膦、氟乐灵、咪草烟、甲磺隆、助剂、水和步骤②中制备的杀菌剂按照15:2:1:0.1:3:80:1加入容器中,混合均匀,然后加入至均质机中均质即得。
2.一种根据权利要求1所述的苗圃专用除草剂在苗圃中的应用。
3.根据权利要求2所述的应用,其特征是,苗圃播种前10-20天喷施,喷施量为50mL/100m2,喷施方法为,用水2000倍稀释喷施。
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