水(shui)(shui)稻(dao)恶苗(miao)(miao)病(bing)(bing)(bing)是我区水(shui)(shui)稻(dao)上最主(zhu)要的(de)种(zhong)(zhong)(zhong)传病(bing)(bing)(bing)害,由区农(nong)技中(zhong)心(xin)抽样送检经市农(nong)技中(zhong)心(xin)检测,今年(nian)我区水(shui)(shui)稻(dao)主(zhu)要种(zhong)(zhong)(zhong)植(zhi)(zhi)品(pin)种(zhong)(zhong)(zhong)稻(dao)种(zhong)(zhong)(zhong)恶苗(miao)(miao)病(bing)(bing)(bing)平均带菌率为(wei)3.6%,最꧃高(gao)8%,带菌率较去(qu)年(nian)略低。但(dan)鉴(jian)于去(qu)年(nian)田间发病(bing)(bing)(bing)普遍(bian),今年(nian)恶苗(miao)(miao)病(bing)(bing)(bing)仍存在(zai)较大流行风险。稻(dao𓆉)种(zhong)(zhong)(zhong)药剂(ji)处理是控制水(shui)(shui)稻(dao)种(zhong)(zhong)(zhong)传病(bing)(bing)(bing)害最经济有效的(de)措施,为(wei)此希望(wang)各街(jie)镇及广大种(zhong)(zhong)(zhong)植(zhi)(zhi)户引起高(gao)度重(zhong)视(shi),认真做(zuo)好水(shui)(shui)稻(dao)种(zhong)(zhong)(zhong)子处理工作(zuo),为(wei)今年(nian)水(shui)(shui)稻(dao)高(gao)产丰(feng)收打下良(liang)好的(de)基础。具体技术要求如下:
一、晒种选种
播前选晴好天气晒种1~2天,并精选种子(z💞i),除🌄去秕粒(li)病粒(li)、减少菌源,以(yi)提高种子(zi)的发(fa)芽(ya)势,增强秧苗抗病能力(li)。
二、解毒剂治理杀菌技(ji)术性(xing)
1、办理手段:
每4kg稻(dao)种(zhong)(zhong)(🦄亩(mu)用种(zhong)(zhong)量(liang))用浸种(zhong)(zhong)药剂9ml,采用二次(ci)稀(xi)释法,先加(jia)(jia)少量(liang)水(shui)调成浆糊状,然后再(zai)加(🌜jia)(jia)清水(shui)6kg稀(xi)释,配(pei)(pei)成药液(ye)。将选过的稻(dao)种(zhong)(zhong)4kg(亩(mu)用种(zhong)(zhong)量(liang))浸入(ru)配(pei)(pei)成的药液(ye)中搅拌均匀,以药液(ye)高出种(zhong)(zhong)子2-3cm为宜。(若稻(dao)种(zhong)(zhong)数量(liang)多(duo)可按(an)上述相应比例(li)配(pei)(pei)制)
2、浸种(zhong)时(shi)(shi)间(jian):日平均气温低(di)于(yu)20℃,浸种(zhong)时(shi)(sh🔯i)间(jian)应为60小(xiao)时(shi)(shi),20℃以上,浸种(zhong)时(shi)(shi)间(jian)应在(zai)48小(xiao)时(shi)(shi)左右,具(ju)体根据(ju)气温变(bian)化掌握(wo)好时(shi)(shi)间(jian),但(dan)浸足时(shi)(🐬shi)间(jian)是保证药效(xiao)的关键。
三、重视装修细节
1、浸种(zhong)贮槽要(yao)加盖,并移至(zhi)背阴遮♐(zhe)光处。严(yan)关闭(bi)蛇皮袋同时(shi)(shi)浸种(zhong),否(fou)则(ze)影响(xiang)力体验。稻种(zhong)清洗后不(bu)是(shi)需(xu)要(yao)江水冲冼,可同时(shi)(sh🦩i)沥干催芽施(shi)肥。
2、药▨(yao)物制剂(ji)治理 过的種(zhon🦋g)子,勿与吃的食(shi)(shi)物、词(ci)料摆(bai)到同食(shi)(shi),不许喂养禽畜,更(geng)不许时用制造词(ci)料或肉食(shi)(shi)品。
3、用药(yao)治疗后应解(jie)决药(yao)液等🐎之(zhi)间排(♉pai)放到养(yang)鱼池、虾塘(tang)等海产品农村(cun)养(yang)殖(zhi)的部位,解(jie)决致(zhi)使鱼、虾、蟹死亡视频。
4、药(yao)剂(ji)(ji)纸盒(he)包装盒(he)废物(wu)物(wu)只能(neng)直接抛弃或及时性妥善(shan)处理,及时性交还派出机关药(yao)剂(ji)(ji)纸盒(he)包装盒(he)废物(wu)💞物(wu)回笼(long)点(dian)。
浸种药水品类等详请质询立即值保部门管理。