CN106070378A - 一种秋葵专用农药 - Google Patents

一种秋葵专用农药 Download PDF

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CN106070378A
CN106070378A CN201610489386.6A CN201610489386A CN106070378A CN 106070378 A CN106070378 A CN 106070378A CN 201610489386 A CN201610489386 A CN 201610489386A CN 106070378 A CN106070378 A CN 106070378A
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郝玉梅
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Guzhen Huafeng Vegetable Cooperatives
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Abstract

本发明公开了一种秋葵专用农药,由下列物质制成:细辛、肉桂、白术、艾叶、辣蓼草、陈皮、知母、涩草、威灵仙、改性高岭土、改性膨润土。本发明将中药提取液与改性后的膨润土、高岭土进行复配后制成成品农药,各成分间相互作用,对秋葵常见的立枯病、褐斑病、炭疽病、茎腐病、灰霉病等有很好的治愈效果,治愈率高达98%以上,且不易复发,不会产生抗病性,农药的稳定性更好,有益成分不易分解,保质期限可延长至三倍左右,施用后秋葵植株的生长特性得到较好的改善,所育秋葵中铁钙含量提高了30~40%,碘硒元素含量提高了10~20%,有很好的食用价值。

Description

一种秋葵专用农药
技术领域
本发明属于农药领域,具体涉及一种秋葵专用农药。
背景技术
秋葵亦称黄秋葵、咖啡黄葵,俗名羊角豆、潺茄,而在中国江西省西部的萍乡,当地人称之为“洋辣椒”。性喜温暖,原产地为非洲今日埃塞俄比亚附近以及亚洲热带,中国也有栽培。目前在欧洲、非洲、中东、印度及东南亚等热带地区广泛栽培。当今黄秋葵已成为人们所热追高档营养保健蔬菜,风靡全球。它的可食用部分是果荚,又分绿色和红色两种,其脆嫩多汁,滑润不腻,香味独特,深受百姓青睐。近年来,已成为热门畅销蔬菜,在非洲许多国家已成为运动员食用之首选蔬菜,更是老年人的保健食品。
植物病害种类繁多,分布地域广,往往会对农业生产造成十分严重的危害,轻则减产,重则可以使农业颗粒无收,农药是保证农业丰产的重要物资。多年来虽然化学合成农药在控制和消灭各种植物病害中发挥了巨大的作用,但同时有害物质在土壤和水体中逐步富集,通过物质循环进入农作物及人畜体内,严重污染了农产品和环境,危害了人体健康,人类的癌症、肝病、心血管等疾病与此有着密不可分的关系。
天然产物常表现出许多特殊的生物特性,千百年来已广为人们所用。据统计,当今世界至少有 25 万种植物,它们能够产生诸如萜烯类、生物碱、甾类、类黄酮和多糖等具有杀菌活性的代谢产物,而对它们的化学性质上进行过研究的仅占 10%,作为农药进行研究的就更少了。寻找和利用植物源开发生产防治植物病害的农药已成为各国科学家的新目标。在我国植物资源十分丰富,植物源农药将成为今后植病防治的重要药物。研究开发植物源农药,对发展绿色农业,促进农业生产的可持续发展具有重要的经济、社会和环境效益。
现在人们尝试配制出了多种植物源农药,用以防治植物病虫害,但普遍存在着有效成分易分解、持续作用时间有限、保质期较短等问题,有人尝试添加白炭黑、轻钙、高岭土、膨润土等农药载体来改善此类问题,但上述农药载体多存在表面酸值过高(pKa<1.8)、吸水能力过强(达15%以上)等问题,对农药提升的效果并不明显。
发明内容
为了解决上述问题,本发明提供了一种秋葵专用农药,具有有效期长、施用效果好的特点。
本发明通过以下技术方案来实现:
一种秋葵专用农药,由如下重量份的物质制成:
10份细辛、8份肉桂、12份白术、12份艾叶、13份辣蓼草、5份陈皮、6份知母、8份涩草、9份威灵仙、4份改性高岭土、6份改性膨润土;所述改性高岭土由如下重量份的物质制成:40份高岭土、1.5份白明胶、1份十二烷基苯磺酸钠、0.7份橄榄油、1.2份聚丙烯酸钠、0.8份二丙二醇、0.6份聚醚醚酮;所述改性膨润土由如下重量份的物质制成:40份膨润土、2份聚甘油脂肪酸酯、1份花生油、1.5份羧甲基纤维素钠、0.5份海藻酸钠、0.6份硬脂酸钾。
进一步的,所述改性高岭土的制备方法包括如下步骤:
(1)先对高岭土进行除杂操作,得提纯高岭土备用;
(2)先将提纯高岭土放入质量分数为8%的柠檬酸溶液中浸泡处理1h,期间以170转/分钟的转速不断搅拌,然后取出放入质量分数为6%的氢氧化钠溶液中浸泡处理1h,期间以200转/分钟的转速不断搅拌,取出后再放入质量分数为7%的盐酸溶液中浸泡处理1.5h,期间以220转/分钟的转速不断搅拌,最后再将其放入质量分数为6%的氢氧化钠溶液中浸泡处理1.5h,期间以250转/分钟的转速不断搅拌,处理结束后取出备用;对高岭土进行多次的酸、碱浸泡处理,可更有效改善高岭土的表面及内部结构,可增强其吸附性能,降低其表面酸值;
(3)用去离子水对步骤(2)处理后的高岭土进行反复冲洗,然后对其进行烘干至水含量不大于7%备用;
(4)将步骤(3)处理后的高岭土放入温度为870℃的条件下煅烧20min,然后在12min内将其冷却至室温,接着再将其放入温度为980℃的条件下煅烧20min,然后在10min内将其冷却至室温备用;对高岭土进行多次高温煅烧后再快速冷却至室温操作,能进一步提升其比表面积,增强其耐温和稳定性;
(5)对步骤(4)制得的高岭土进行低温球磨,保持温度为-10~-5℃,粉碎后的颗粒大小为500~550目;低温球磨有利于保持上述步骤处理后的理化性质;
(6)将粉碎后的高岭土与白明胶、十二烷基苯磺酸钠、橄榄油、聚丙烯酸钠、二丙二醇、聚醚醚酮共同混合,充分搅拌均匀后即可。最终改性后的高岭土对水的吸附率控制为5%左右,表面酸值显著降低(pKa>4),与中药有效成分吸附结合更为紧密,增强了农药的稳定性。
进一步的,所述改性膨润土的制备方法包括如下步骤:
(1)先对膨润土进行除杂操作,得提纯膨润土备用;
(2)先将提纯膨润土放入质量分数为6%的胡萝卜酸溶液中浸泡处理1h,期间以200转/分钟的转速不断搅拌,然后取出放入质量分数为5%的氢氧化钠溶液中浸泡处理1h,期间以200转/分钟的转速不断搅拌,取出后再放入质量分数为4.5%的硫酸溶液中浸泡处理1.5h,期间以280转/分钟的转速不断搅拌,最后再将其放入质量分数为4.5%的氢氧化钠溶液中浸泡处理1.5h,期间以280转/分钟的转速不断搅拌,处理结束后取出备用;对膨润土进行多次的酸、碱浸泡处理,可更有效改善膨润土的表面及内部结构,可增强其吸附性能,降低其表面酸值;
(3)用去离子水对步骤(2)处理后的膨润土进行反复冲洗,然后对其进行烘干至水含量不大于9%备用;
(4)将步骤(3)处理后的膨润土放入温度为900℃的条件下煅烧20min,然后在15min内将其冷却至室温,接着再将其放入温度为1000℃的条件下煅烧20min,然后在10min内将其冷却至室温备用;对膨润土进行多次高温煅烧后再快速冷却至室温操作,能进一步提升其比表面积,增强其耐温和稳定性;
(5)对步骤(4)制得的膨润土进行低温球磨,保持温度为-10~-5℃,粉碎后的颗粒大小为550~600目;低温球磨有利于保持上述步骤处理后的理化性质;
(6)将粉碎后的膨润土与聚甘油脂肪酸酯、花生油、羧甲基纤维素钠、海藻酸钠、硬脂酸钾共同混合,充分搅拌均匀后即可。最终改性后的膨润土对水的吸附率控制为7%左右,表面酸值显著降低(pKa>3.9),比表面积达150以上,与中药有效成分吸附结合更为紧密,增强了农药的稳定性。
一种秋葵专用农药的制备方法,包括如下步骤:
(1)将细辛、肉桂、白术、艾叶、辣蓼草、陈皮、知母、涩草和威灵仙清洗干净后备用;
(2)将步骤(1)清洗好的各成分共同混合,放入其总质量2.5倍的清水中,沸煮20min后过滤得一次滤液和一次滤渣,将一次滤渣放入其总质量2.5倍的清水中,沸煮15min后过滤得二次滤液和二次滤渣,将一次滤液和二次滤液共同混合后得煎煮液备用;
(3)将改性高岭土和改性膨润***同加入到步骤(2)所得的煎煮液中,以3600~3800转/分钟的转速搅拌均匀后即可。
本发明具有如下有益效果:
(1)对膨润土和高岭土进行改性后,显著改善了其内部结构,提升了其吸附能力,但抑制了其对水吸附性能过强的问题,保证了其与中药有益成分的结合,不同吸附剂对物质成分的亲和性不同,单一吸附剂的使用仍会造成部分有益成分的流失,采用改性后的膨润土和高岭土进行配合使用后,很大程度避免了有效成分易流失、破坏的问题,提高了药剂的使用效果与保质期限。
(2)从细辛、肉桂、白术、艾叶、辣蓼草、陈皮、知母、涩草和威灵仙中提取出的物质按一定的配比复配后作为有效成分,不仅无刺激性气味,施加后不会造成药物残留,对人体、环境等均无害,又对秋葵常见的病虫害起到显著的杀灭效果。
(3)本发明将中药提取液与改性后的膨润土、高岭土进行复配后制成成品农药,各成分间相互作用,对秋葵常见的立枯病、褐斑病、炭疽病、茎腐病、灰霉病等有很好的治愈效果,治愈率高达98%以上,且不易复发,不会产生抗病性,农药的稳定性更好,有益成分不易分解,保质期限可延长至三倍左右,施用后秋葵植株的生长特性得到较好的改善,所育秋葵中铁钙含量提高了30~40%,碘硒元素含量提高了10~20%,有很好的食用价值。
具体实施方式
实施例1
一种秋葵专用农药,由如下重量份的物质制成:
10份细辛、8份肉桂、12份白术、12份艾叶、13份辣蓼草、5份陈皮、6份知母、8份涩草、9份威灵仙、4份改性高岭土、6份改性膨润土;所述改性高岭土由如下重量份的物质制成:40份高岭土、1.5份白明胶、1份十二烷基苯磺酸钠、0.7份橄榄油、1.2份聚丙烯酸钠、0.8份二丙二醇、0.6份聚醚醚酮;所述改性膨润土由如下重量份的物质制成:40份膨润土、2份聚甘油脂肪酸酯、1份花生油、1.5份羧甲基纤维素钠、0.5份海藻酸钠、0.6份硬脂酸钾。
进一步的,所述改性高岭土的制备方法包括如下步骤:
(1)先对高岭土进行除杂操作,得提纯高岭土备用;
(2)先将提纯高岭土放入质量分数为8%的柠檬酸溶液中浸泡处理1h,期间以170转/分钟的转速不断搅拌,然后取出放入质量分数为6%的氢氧化钠溶液中浸泡处理1h,期间以200转/分钟的转速不断搅拌,取出后再放入质量分数为7%的盐酸溶液中浸泡处理1.5h,期间以220转/分钟的转速不断搅拌,最后再将其放入质量分数为6%的氢氧化钠溶液中浸泡处理1.5h,期间以250转/分钟的转速不断搅拌,处理结束后取出备用;
(3)用去离子水对步骤(2)处理后的高岭土进行反复冲洗,然后对其进行烘干至水含量不大于7%备用;
(4)将步骤(3)处理后的高岭土放入温度为870℃的条件下煅烧20min,然后在12min内将其冷却至室温,接着再将其放入温度为980℃的条件下煅烧20min,然后在10min内将其冷却至室温备用;
(5)对步骤(4)制得的高岭土进行低温球磨,保持温度为-10~-5℃,粉碎后的颗粒大小为500~550目;
(6)将粉碎后的高岭土与白明胶、十二烷基苯磺酸钠、橄榄油、聚丙烯酸钠、二丙二醇、聚醚醚酮共同混合,充分搅拌均匀后即可。
进一步的,所述改性膨润土的制备方法包括如下步骤:
(1)先对膨润土进行除杂操作,得提纯膨润土备用;
(2)先将提纯膨润土放入质量分数为6%的胡萝卜酸溶液中浸泡处理1h,期间以200转/分钟的转速不断搅拌,然后取出放入质量分数为5%的氢氧化钠溶液中浸泡处理1h,期间以200转/分钟的转速不断搅拌,取出后再放入质量分数为4.5%的硫酸溶液中浸泡处理1.5h,期间以280转/分钟的转速不断搅拌,最后再将其放入质量分数为4.5%的氢氧化钠溶液中浸泡处理1.5h,期间以280转/分钟的转速不断搅拌,处理结束后取出备用;
(3)用去离子水对步骤(2)处理后的膨润土进行反复冲洗,然后对其进行烘干至水含量不大于9%备用;
(4)将步骤(3)处理后的膨润土放入温度为900℃的条件下煅烧20min,然后在15min内将其冷却至室温,接着再将其放入温度为1000℃的条件下煅烧20min,然后在10min内将其冷却至室温备用;
(5)对步骤(4)制得的膨润土进行低温球磨,保持温度为-10~-5℃,粉碎后的颗粒大小为550~600目;
(6)将粉碎后的膨润土与聚甘油脂肪酸酯、花生油、羧甲基纤维素钠、海藻酸钠、硬脂酸钾共同混合,充分搅拌均匀后即可。
一种秋葵专用农药的制备方法,包括如下步骤:
(1)将细辛、肉桂、白术、艾叶、辣蓼草、陈皮、知母、涩草和威灵仙清洗干净后备用;
(2)将步骤(1)清洗好的各成分共同混合,放入其总质量2.5倍的清水中,沸煮20min后过滤得一次滤液和一次滤渣,将一次滤渣放入其总质量2.5倍的清水中,沸煮15min后过滤得二次滤液和二次滤渣,将一次滤液和二次滤液共同混合后得煎煮液备用;
(3)将改性高岭土和改性膨润***同加入到步骤(2)所得的煎煮液中,以3600~3800转/分钟的转速搅拌均匀后即可。
对比实施例1
本对比实施例1与实施例1相比,用等质量的改性高岭土代替改性膨润土,即不使用改性膨润土成分,除此外的成分、方法均相同。
对比实施例2
本对比实施例2与实施例1相比,用等质量的改性膨润土代替改性高岭土,即不使用改性高岭土成分,除此外的成分、方法均相同。
对比实施例3
本对比实施例3与实施例1相比,分别用等质量的高岭土和膨润土代替改性高岭土和改性膨润土,即不对高岭土和膨润土进行改性处理,除此外的成分、方法均相同。
对照组
现有的可用于秋葵的植物源农药。
为了对比本发明效果,用上述五种农药分别对秋葵进行病虫害防治,下表为相应的对比数据:
秋葵亩产量(kg/亩) 综合治愈率(%) 秋葵每百克可食部钙含量(mg)
实施例1 3700 98.3 153
对比实施例1 3460 95.0 134
对比实施例2 3450 94.7 136
对比实施例3 3300 93.3 120
对照组 3200 92.0 117

Claims (4)

1.一种秋葵专用农药,其特征在于,由如下重量份的物质制成:
10份细辛、8份肉桂、12份白术、12份艾叶、13份辣蓼草、5份陈皮、6份知母、8份涩草、9份威灵仙、4份改性高岭土、6份改性膨润土;所述改性高岭土由如下重量份的物质制成:40份高岭土、1.5份白明胶、1份十二烷基苯磺酸钠、0.7份橄榄油、1.2份聚丙烯酸钠、0.8份二丙二醇、0.6份聚醚醚酮;所述改性膨润土由如下重量份的物质制成:40份膨润土、2份聚甘油脂肪酸酯、1份花生油、1.5份羧甲基纤维素钠、0.5份海藻酸钠、0.6份硬脂酸钾。
2.根据权利要求1所述的一种秋葵专用农药,其特征在于,所述改性高岭土的制备方法包括如下步骤:
(1)先对高岭土进行除杂操作,得提纯高岭土备用;
(2)先将提纯高岭土放入质量分数为8%的柠檬酸溶液中浸泡处理1h,期间以170转/分钟的转速不断搅拌,然后取出放入质量分数为6%的氢氧化钠溶液中浸泡处理1h,期间以200转/分钟的转速不断搅拌,取出后再放入质量分数为7%的盐酸溶液中浸泡处理1.5h,期间以220转/分钟的转速不断搅拌,最后再将其放入质量分数为6%的氢氧化钠溶液中浸泡处理1.5h,期间以250转/分钟的转速不断搅拌,处理结束后取出备用;
(3)用去离子水对步骤(2)处理后的高岭土进行反复冲洗,然后对其进行烘干至水含量不大于7%备用;
(4)将步骤(3)处理后的高岭土放入温度为870℃的条件下煅烧20min,然后在12min内将其冷却至室温,接着再将其放入温度为980℃的条件下煅烧20min,然后在10min内将其冷却至室温备用;
(5)对步骤(4)制得的高岭土进行低温球磨,保持温度为-10~-5℃,粉碎后的颗粒大小为500~550目;
(6)将粉碎后的高岭土与白明胶、十二烷基苯磺酸钠、橄榄油、聚丙烯酸钠、二丙二醇、聚醚醚酮共同混合,充分搅拌均匀后即可。
3.根据权利要求1所述的一种秋葵专用农药,其特征在于,所述改性膨润土的制备方法包括如下步骤:
(1)先对膨润土进行除杂操作,得提纯膨润土备用;
(2)先将提纯膨润土放入质量分数为6%的胡萝卜酸溶液中浸泡处理1h,期间以200转/分钟的转速不断搅拌,然后取出放入质量分数为5%的氢氧化钠溶液中浸泡处理1h,期间以200转/分钟的转速不断搅拌,取出后再放入质量分数为4.5%的硫酸溶液中浸泡处理1.5h,期间以280转/分钟的转速不断搅拌,最后再将其放入质量分数为4.5%的氢氧化钠溶液中浸泡处理1.5h,期间以280转/分钟的转速不断搅拌,处理结束后取出备用;
(3)用去离子水对步骤(2)处理后的膨润土进行反复冲洗,然后对其进行烘干至水含量不大于9%备用;
(4)将步骤(3)处理后的膨润土放入温度为900℃的条件下煅烧20min,然后在15min内将其冷却至室温,接着再将其放入温度为1000℃的条件下煅烧20min,然后在10min内将其冷却至室温备用;
(5)对步骤(4)制得的膨润土进行低温球磨,保持温度为-10~-5℃,粉碎后的颗粒大小为550~600目;
(6)将粉碎后的膨润土与聚甘油脂肪酸酯、花生油、羧甲基纤维素钠、海藻酸钠、硬脂酸钾共同混合,充分搅拌均匀后即可。
4.一种如权利要求1所述的秋葵专用农药的制备方法,其特征在于,包括如下步骤:
(1)将细辛、肉桂、白术、艾叶、辣蓼草、陈皮、知母、涩草和威灵仙清洗干净后备用;
(2)将步骤(1)清洗好的各成分共同混合,放入其总质量2.5倍的清水中,沸煮20min后过滤得一次滤液和一次滤渣,将一次滤渣放入其总质量2.5倍的清水中,沸煮15min后过滤得二次滤液和二次滤渣,将一次滤液和二次滤液共同混合后得煎煮液备用;
(3)将改性高岭土和改性膨润***同加入到步骤(2)所得的煎煮液中,以3600~3800转/分钟的转速搅拌均匀后即可。
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