水(shui)(shui)稻(dao)(dao)(dao)(dao)恶(e)苗(miao)病(bing)(bing)(bing)(bing)是我区(qu)(qu)水(shui)(shui)稻(dao)(dao)(dao)(dao)上最主要(yao)的种(zhong)传(chuan)病(bing)(bing)(bing)(bing)害(hai),由区(qu)(qu)农(nong)(nong)技(ji)中心抽样(yang)送(song)检(jian)经(jing)市(shi)农(nong)(nong)技(ji)中心检(jian)测,今(jin)年我区(qu)(qu)水(shui)(shui)稻(dao)(dao)(dao)(dao)主要(yao)种(zhong)植(zhi)品(pin)种(zhong)稻(dao)(dao)(dao)(dao)种(zhong)恶(e)苗(miao)病(bing)(bing)(bing)(bing)平(ping)均带菌(jun)率(lv)为3.6%,最高8%,带菌(jun)率(lv)较(ji🌊ao)去年略(lve)低(di)。但鉴于去年田(tian)间(jian)发(fa)病(bing)(bing)(bing)(bing)普遍,今(jin)年恶(e)苗(miao)病(bing)(bing)(bing)(bing)仍(reng)存在较(jiao)大流行风(feng)险。稻(dao)(dao)(dao)(dao)种(zhong)药(yao)剂处理是控(kong)制水(shui)(shui)稻(dao)(dao)(dao)(dao)种(zhong)传(chuan)病(bing)(bing)(bing)(bing)害(hai)最经(jing)济有效的措施,为此希望各街镇(zhen)及(ji)广大种(zhong)植(zhi)户(hu)引起高度重(zhong)视,认真(zhen)做好水(shui)(shui)稻(dao)(dao)(dao)(dao)种(zhong)子处理工作,为今(jin)年水(shui)(shui)稻(dao)(dao)(dao)(dao)高产丰收(shou)打下(xia)良好的基础。具(ju)体技(ji)术(shu)要(yao)求如下(xia):
一、晒种选种
播前选晴好天气晒(shai)种(zhong)(zhong)1~2天,并精选种(zhong)(zhong)子(zi),除去秕粒病(bing)粒、减少菌源,以(yi)提高种(zhong)(zhong)子(zi)的(𒊎de)发(fa)芽(ya)势(shi),增强秧苗抗(kang)病(bing)能力。
二、制(zhi)剂办理(li)清洁消毒(du)技艺
1、处置策略:
每4kg稻(dao)种(zhong)(zhong)(亩(mu)用种(zhong)(zhong)量)用浸(jin)种(zhong)(zhong)药(yao)剂(ji)9ml,采用二次稀释(shi)(shi)法,先加少量水调成(cheng)浆糊状(zhuang),然后再加清水6kg稀释(shi)(shi),配成(cheng)药(yao)液。将选过的稻(dao)种(zhong)(zhong)4kg(亩(mu)用种(zhong)(zhong)量)浸(jin)入配成(cheng)的药(yao)液中(zhong)搅拌(ban)均(jun)匀(y♋un),以药(yao)液高出种(zhong)(zhong)子2-3cm为宜。(若稻(dao)种(zhong)(zhong)数量多可(ke)按上述(shu)相(xiang)应(꧃ying)比例配制)
2、浸种时(shi)间(jian):日平均气温低于(yu)20℃,浸种时(shi)间(jian)应(ying)为(wei)60小时(shi),20℃以上,浸种时(shi)间(jian)应(ying)在48小时(shi🥃)左右,具(ju)体(ti)根据(ju)气温变(bian)化(hua)掌(zhang)握好时(shi)间(jian),但浸足时(shi)间(jian)是保(bao)证药效的关键。
三、需注意情况说明
1、浸种不锈钢容器用加(jia)盖,并放入(ru)荫(yin)凉阴凉处。严停止使(shi)用蛇皮袋马(ma)上浸种,切(qie)不可(ke)干扰结果。稻种进行消毒(du)后💙不还要💟青水(shui)冲冼,可(ke)马(ma)上沥干催芽施(shi)肥(fei)。
2、药液治疗过的(de)种(zhong)子的(de),勿(wu)与水(shui)果、猪(zhu)(zhu)预混料(𒊎liao)置于我(wo)们一起,不(bu)(bu)得不(bu)(bu)已(yi)喂食禽畜,更不(bu)(bu)得不(bu)(bu)已(yi)是用来制作加工猪(zhu)(zhu)预混料(liao)或食品加工。
3、用药指导(dao)后应不𓆉(bu)要药液等(deng)可以排(pai)放养鱼(yu)池(chi)、虾塘等(deng)渔业生态养殖的部位,不(bu)要会🍰导(dao)致鱼(yu)、虾、蟹死亡者。
4、化肥包装袋(dai)袋(dai)舍(she)弃物不了(le)简单舍(she)弃或随意(yi)处治,及时性交给各(ge)级政府化肥包✨装袋(dai)袋(dai)舍(she)弃物二手回(hui)收点。
浸种血药明细等详请咨询了解。本市值保单位部门。