penqiangjuyoushiyonglinghuo、yalida、dayaosudukuaidengyoudian,zhengzaibeiyuelaiyueduodeguonongsuoshiyong。danzaiguoyuanzhongjiguoshudayaoshiyongpenqiangzhendehaoma?bizhetantangerendeyixiekanfa:
一、喷枪打药浪费严重。常量喷雾法的亩标准用水量为60~100公斤/次,最多不超过150公斤/次。但是很多地方果农喷水量都在200~300公斤/亩·次,个别地区高达400公斤/亩·次。为什么用这么多水呢?经调查得知,果农在打药时普遍有这样一种认识,即“药打完后,必须顺着枝条和叶片往下流,如果没有流或流的很少,就认为药没有打好。心里就觉得很不踏实”。其实这完全是一种错误的认识,这样既费钱又费工,而且得不偿失。
er、penqiangwuhuaxiaoguocha,dayaobujunyun。kanyouxieguonongdayao,woyouyizhongganjue,xiangxiaofangduiyuanmiehuoyiyang,bayeziheguozidadezhuanquanquan,changmianshifenzhuangguan,dandawanyihoujinqianyikan,youxiedifanggenbenjiumeiyouzheshangyao,neixiezheshangyaodedifangyaoyeyemeiyoujunyundifensankailai,ershiduijichengyidapianyidapiandeshuizhu。youxieguononghenqiguai,“yongtongyangdeyao,weishenmebierenjiangbingchongdaxiaqule,erwoquemeiyoudaxiaqu?”haiyouxieguonongwen,“weishayaodayibianyouyibianjiushibabingchongzhibuzhu?”woxiangyeyinggaicongzheifangmianzhaozhaoyuanyinba。
san、rongyiyinqijubuyaohai。yixialianggebuweizuiyifasheng:yishizhengduizhepentoudeguomian,youyushoudaopenqianggaoyadecijierbeijishang,jinerxingchengguoxiu;ershiguoshidedibu,youyupenshuiliangguoduowuhuataicha,shouzhonglizuoyong,pendaoguoshishangdeyaoyehuiliudaoguoshidibuerduijiqilai,congerwuxingzhongjiadalecibufenyaoyedenongdu,jiurongyiyinqiyaohai,jinerxingchengguoxiu。
jiyuyishangsandian,bizherenweiguoyuandayaoshiyongpenqiangbingbuhao,eryinggaiyongshuangpentouhuosanpentou。dayaodeguanjianjiushiyaozuodao“yaliyaoyun,wudiyaoxi,wuhuayaohao,quanmianzheyao”。