水(shui)(shui)(shui)稻(dao)(dao)恶(e)苗(miao)病(bing)是我区水(shui)(shui)(shui)稻(dao)(dao)上最(zui)主要(yao)(yao)的种(zhong)(zhong)(zhong)传病(bing)害,由区农(nong)技中心抽(chou)样送检经(jing)市农(nong)技中心检测,今年(nian)(nian)我区水(shui)(shui)(shui)稻(dao)(dao)主要(yao)(yao)种(zhong)(zhong)(zhong)植品种(zhong)(zhong)(zhong)稻(dao)(dao)种(zhong)(zhong)(zhong)恶(e)苗(miao)病(bing)平均带菌(jun)率(lv)(lv)为(wei)3.6%,最(zui)高8%,带菌(jun)率(lv)(lv)较去(qu)年(nian)(nian)略低(di)。但鉴于去(qu)年(nian)(nian)田(tian)间发病(bing)普遍(bian),今年(nian)(nian)恶(e)苗(miao)病(bing)仍存(cun)在较大流(liu)行风险。稻(dao)(dao)种(zhong)(zhong)(zhong)药剂处理(li)是控制水(shui)(shui)(shui)稻(dao)(dao)种(zhong)(zhong)(zhong)传病(bing)害最(zui)经(jing)济有效(xiao)的措(cuo)施(shi),为(wei)此希(xi)望各街镇及广大种(zhong)(zho🌳ng)(zhong)植户引(yin)起(qi)高度重(zhong)视,认(ren)真做好水(shui)(shui)(shui)稻(dao)(dao)种(zhong)(zhong)(zhong)子处理(li)工(gong)作,为(wei)今年(nian)(nian)水(shui)(shui)(shui)稻(dao)(dao)🌞高产丰收(shou)打(da)下(xia)良(liang)好的基础(chu)。具体技术要(yao)(yao)求(qiu)如(ru)下(xia):
一、晒种选种
播前选(xuan)晴(qing)好天气晒种(zhong)1~2天,并精选(xuan)种🌟(zhong)子,除去秕粒病🌟粒、减少菌源,以提(ti)高种(zhong)子的发芽(ya)势(shi),增强秧苗(miao)抗病能力。
二(er)、解毒药正确(que)处理清洁科技(ji)
1、清理最简(jian)单的方(fang)法:
每4kg稻(dao)种(zhong)(zhong)(亩用种(zhong)(zhong)量(liang))用浸(jin)种(zhong)(zhong)药(yao)剂9ml,采用二(er)次稀释法,先加少量(liang)水(shui)调成浆糊(hu)状,然后再加清水(shui)6kg稀释,配成药(yao)液(ye)。将选过(guo)📖的稻(dao)种(zhong)(zhong)4kg(亩用种(zhong)(zhong)量(liang))浸(jin)入配成的药(yao)液(ye)中搅拌均(jun)匀,以药(yao)液(ye)高出种(zhong)(zhong)子(zi)2-3cm为宜。(若稻(dao)种(zhong)(zhong)数量(liang)多可按(an)上述相应比例配制)
2、浸(jin)种时间(jian):日(ri)平均(jun)气(qi)温低于(yu)20🔜℃,浸(jin)种时间(jian)应为60小时,20℃以上,浸(jin)种时间(jian)应在48小时左右,具(ju)体(ti)根据气(qi)温变化掌(zhang)握(wo)好时间(jian),但(dan)浸(jin)足时间(jian)是保证药效🅠(xiao)的关键。
三、需注意细节
1、浸种(zhong)(zhong)(zhong)储罐要加盖,并置(zhi)入(ru)阴暗处遮(zhe)光处。严阻止蛇皮袋真接浸种(zhong꧙)(zhong)(zhong),切(qie)勿影晌使(shi)用效果。稻种(zhong)(zhong)(zhong)紫外线灯(deng)消毒(du)后不(bu)需求再用温(wen)水冲冼,可真接沥干催芽栽种(zhong)(zhong)ꦛ(zhong)。
2、除甲醛(quan)药剂加工生产(chan)过的迅(xun)雷链接,勿与(yu)饮品(pin)、精(jing)精(jing)饲料存放在(zai)一起(qﷺi)来,不容许喂饲禽畜,更不容许来用(yong)作加工生产(chan)精(jing)精(jing)饲料或食(shi)品(pin)原料。
3、服药后(hou)应杜(du)(du)绝药液等直观𓆏进行室内养🗹(yang)鱼塘(tang)、虾塘(tang)等海产品养(yang)殖业的方(fang)面,杜(du)(du)绝发生鱼、虾、蟹死亡者。
4、除草剂(ji)𒁃杀虫剂(ji)打包生活(huo)垃圾(ji)物只能随性(🔯xing)抛弃或随意救治,马上交(jiao)给(ji)地方(fang)党(dang)委(wei)除草剂(ji)杀虫剂(ji)打包生活(huo)垃圾(ji)物回收利用点。
浸种药液产品种类等详请在线咨询当地政府值保单位部门。