除草剂对人体有害吗?

2025-02-08 11:19:16
推荐回答(4个)
回答1:

除草剂对人体有害,容易致癌、致畸、致突变,国际癌症研究机构根据动物实验确证,广泛使用的除草剂具有明显的致癌性。

据估计,美国与化学除草剂有关的癌症患者数约占全国癌症患者总数的20%。化学除草剂在人体内不断积累,短时间内虽不会引起人体出现明显急性中毒症状;

但可产生慢性危害,如:破坏神经系统的正常功能,干扰人体内激素的平衡,影响男性生育力,免疫缺陷症。农药慢性危害降低人体免疫力,从而影响人体健康,致使其它疾病的患病率及死亡率上升。


扩展资料:

据世界卫生组织和联合国环境署报告,全世界每年有100多万人除草剂中毒,其中10万人死亡。在发展中国家情况更为严重。

我国每年除草剂中毒事故达近百万人次,死亡约2万多人。1995年9月24日中央电视台报导,广西宾阳县一所学校的学生因食用喷洒过剧毒除草剂的白菜,造成540人集体农药中毒。本世纪更严重,这样的事件年年发生。

除草剂造成的药害症状具有多变性和多样性,与某些病害症状类似,在诊断上往往造成认识错误。一般药害较病害症状表现快,无病原物出现。在生产上应加强对除草剂药害的识别。

参考资料:百度百科--除草剂

回答2:

除草剂是农药,农药都是对身体有害的。

我国的农药毒性分级及标志是参考世界卫生组织推荐的毒性分级及标志,并结合我国国情制定的,具体如下图表。

回答3:

  清草灵除草剂好.对人体有没有危害.绿色环保无公害 见绿就杀效果快
  油茶林除草剂. 按树林除草剂,竹山林除草剂, 果园除草剂,旱地除草剂--清草灵
  (25kg/桶. 200mlx50瓶/件.20元/瓶. 500mlx24瓶/件.50元/瓶. 1瓶用1.5-2.5亩)
  一:产品特点:(环境治理剂 )绿色环保无公害 见绿就杀效果快 (旱地专用)
  本剂为内吸传导型广谱灭生性除草剂,可通过植物茎叶吸收在体内输导到地下部分,对多年生深根杂草的地下组织破坏力强,达到“斩草除根”的功效,药剂且入土后分解快,无残留。对根生及多年生杂草在其成熟期施药效果更好。
  二:适用对象:非耕地除草如; 园林,果园、茶山,竹林.旱地、山林垦植.油茶林. 按树林.林业防火线.水利堤围.铁路公路沿线、机场、输电线、仓库、输油管线、军事设施、墓地、旅游景点、古建筑等等
  三:防除对象:一年生和多年生禾本科、莎草科、阔叶科杂草.杂灌. 杂竹. 芦苇.茅草,蕨类、藤本等的克星能彻底通除灭根。
  四:用量和使用方法: 旱地类亩用药剂500ml,小草兑水40~60kg . 大草杂灌兑水30~40kg 喷后气温高当天见效. 杂草停止生长.3-15天枯黄落叶死亡.15-30天开始烂根。
  本剂见绿就杀.不喷到苗木树叶上不伤树木。杀那喷那.药剂入土后分解快,无残留. 喷到树干或灌根无效果.用喷头加保护罩,压低喷头,由害草头部向整株叶面均匀喷晒。光照可加速除草效果,气温低阴天或蔽阴下会延缓除草效果,但不影响功效,施剂后1小时遇雨时不影响效力。 定向喷雾,喷雾要细致周到,做到不重喷不漏喷。
  注意事项: 本制剂见绿就杀,宜用净水稀释药液,注意在施剂过程中避免喷到其它农作物叶面上,遇大风天气禁止施药。
  1. 本制剂应贮存于干燥、阴凉、通风、避雨处,严禁太阳暴晒、远离火源或热源。
  2.本制剂在贮藏期间颜色变淡,属正常,不影响除草功效。
  3.本制剂应避免儿童触及、误食。如接触皮肤、眼睛应及时用清水冲洗。

回答4:

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