水稻(dao)恶苗(miao)病(bing)(bing)(bing)是൲我区(qu)水稻(dao)上最主(zhu)要的(de)种(zhong)(zhong)(zhong)传病(bing)(bing)(bing)害,由区(qu)农技(ji)中(zhong)心(xin)抽样送检经市农技(ji)中(zhong)心(xin)检测(ce),今(jin)年(nian)(nian)我区(qu)水稻(dao)主(zhu)要种(zhong)(zhong)(zhong)植品(pin)种(zhong)(zhong)(zhong)稻(dao)种(zhong)(zhong)(zhong)恶苗(miao)病(bing)(bing)(bing)平均带(dai)(dai)菌率为(wei)3.6%,最高8%,带(dai)(dai)菌率较去年(nian)(nian)略低(di)。但(dan)鉴于(yu)去年(nian)(nian)田间发病(bing)(bing)(bing)普遍(bian),今(jin)年(nian)(nian)恶苗(miao)病(bing)(bing)(bing)仍(reng)存在较大(da)流行(xing)风险。稻(dao)种(zhong)(zhong)(zhong)药(yao)剂处(chu)理是控制水稻(dao)种(zhong)(zhong)(zhong)传病(bing)(bing)(bing)害最经济有效(xiao)的(de)措施,为(wei)此(ci)希望各街镇及广大(da)种(zhong)(zhong)(zhong)植户引起高度重视(shi),认真(zhen)做好(hao)(hao)水稻(dao)种(zhong)(zhong)(zhong)子(zi)处(chu)理工作,为(wei)今(jin)年(nian)(nian)水稻(dao)高产丰收打下(xia)良好(hao)(hao)的(de)基础。具(ju)体(ti)技(ji)术要求如(ru)下(xia):
一、晒种选种
播前选晴好(hao)天(tian)气晒种(zhong)1~2天(tian),并(bing)精选种(zhong)子𒊎(zi),除去秕粒(li)病粒(li)、减少菌源,以提高种(zhong)子(zi)的发芽势,增强秧(yang)苗抗(kang)病能(neng)力。
二、的药(yao)剂加工处理消毒液科技
1、处里方式方法:
每4kg稻(dao)种(zhong)(zhong)(亩(mu)用(yong)(yong)种(z💯hong)(zhong)量(liang))用(yong)(yong)浸种(zhong)(zhong)药(yao)剂9ml,采用(yong)(yong)二次稀(xi)释法,先加(jia)少(shao)量(liang)水(shui)调成(cheng)浆(jiang)糊状,然后再加(jia)清水(shui)6kg稀(xi)释,配成(cheng)药(yao)液。将选过(guo)的稻(dao)种(zhong)(zhong)4kg(亩(mu)用(yong)(yong)种(zhong)(zhong)量(liang))浸入配成(cheng)的药(yao)液中搅拌均匀,以药(yao)液高出种(zhong)(zhong)子2-3cm为(wei)宜(yi)。(若稻(dao)种(zhong)(zhong)数量(liang)多可按上述相(xiang)应(ying)比例(li)配制(zhi))
2、浸(jin)种时(shi)间:日(ri)平均(jun)气(qi)温低(di)于(yu)20℃,浸(jin)种时(shi)间应(ying)为60小时(shi),20℃以上(shang),浸(jin)种时(shi)间应(ying)在48小时(shi)左右,具(ju)体根据气(qi)温变(bian)化掌握(wo)好时(shi)间,但浸(jin)足时(shi)间是(shi)保证药(yao)效(xiao)的🌌关键(jian)。
三、注重装修细节
1、浸(jin)种(zhong)储槽要有盖,并放至(zhi)荫凉闭(bi)光处。严不可用蛇皮袋同时浸(jin)种(zhong),立(lཧi)即(ji)单独影响使用效果。稻种(zhong)灭菌后不要有只用清水冲(chon👍g)冼,可同时沥干催芽采收。
2、的药剂办理(li)过的种子视频下(xia)载(zai),勿与(yu)吃(chi)物、预(yu)混料放入同食(shi),不(bu)许不(bu)喂(wei)食(shi)禽畜,更不(bu)许不(b🔴u)能够满足激(ji)光(guang)加工预(yu)混料或调(🍬diao)味(wei)品。
3、择药后(hou)应禁止药液等间接倾倒(dao)垃圾养鱼池、虾塘(tang)等鱼业养殖猪(zhu)的(de)部位(we🤡i)൩,禁止有鱼、虾、蟹(xie)去世。
4🦩、化肥设(she)计盒(he)废(fei)物物不准直接扔掉或自(zi)愿𓄧处治,立即归(gui)还各级党委化肥设(she)计盒(he)废(fei)物物收集点。
浸种中和剂款式等详请咨询了解。位置值保机构。