因秋蠶期氣溫高,濕度大,病原新鮮毒力強,且桑園病蟲害多,易造成相互傳染:秋蠶易發空頭性軟化病、膿病、細菌病、僵病、曲黴病、yingqubing。zhiyouyangexiaodu,dujuebingyuanchuanranjihui,cainengbaozhengcanerzhengchangfayu。siyangzhongyidanfashengcanbing,bixugelibingcan,fangzhimanyan。ruoshibingduxingcanbing,xumeitianyongxinxianshihuifenxiaoducanzuo,zhidaowulingdisitianweizhi。xijunbingkeyonglv(紅)黴(mei)素(su)進(jin)行(xing)添(tian)食(shi),可(ke)達(da)到(dao)預(yu)防(fang)和(he)治(zhi)療(liao)的(de)效(xiao)果(guo)。僵(jiang)病(bing)可(ke)用(yong)防(fang)僵(jiang)粉(fen)及(ji)水(shui)劑(ji)進(jin)行(xing)蠶(can)體(ti)消(xiao)毒(du)。蠅(ying)蛆(qu)病(bing)用(yong)滅(mie)蠶(can)蠅(ying)體(ti)噴(pen)或(huo)添(tian)食(shi)。使(shi)用(yong)各(ge)種(zhong)藥(yao)劑(ji)時(shi),必(bi)須(xu)嚴(yan)格(ge)掌(zhang)握(wo)標(biao)準(zhun),切(qie)不(bu)可(ke)流(liu)於(yu)形(xing)式(shi),走(zou)過(guo)場(chang)。
二、改善葉質
優良的葉質是保證蠶體強健,提高產繭量的物質基礎。養好秋蠶,除做好桑園肥培管理及時消滅桑樹病蟲害外,還要做好桑葉的采、運、貯工作,並重視處理好“采”與“養”的關係,使各齡兒能獲得優良的飼料。
三、控製不良的氣象環境
gaowenduoshishi,zhongdianshitongfengpaishi。dakaimenchuang,shikongqiduiliu,wumiangaishicao,xiangyangmiandaliangpeng,qinchusha,duoyongganzaocailiao。gaowenganzaoshi,yongliangjingshuibushi,shineijimenchuangguashibu,tongshiyaozengjiageisanghuishu,tianweishuiye。diwengaoshishi,yaoshengwenpaishi,shengwenhouyaoshidangkaifangmenchuang,jinxinghuanqipaishi,duoyongganzaocailiao,qinchusha,qiejianshaogeisangliang,yimiancansangduiji。diwenganzaoshi,shineiyaojiawen,bingzaireyuanshangjiashuipen,yongreshuibushi,guanbimenchuang,danrengxuzhuyihuanqi。
四、加強飼育管理
1、精選小蠶用葉,防止桑葉老嫩不一,以免造成蠶兒發育不齊。
2、稀放飽食,巧吃水葉。稀放,就是做到“一蠶三位”,巧吃水葉,要做到“五多”、“五不”,即日中多吃,夜間不吃;高溫幹燥天氣多吃,低溫陰雨天氣不吃;壯蠶期多吃,稚蠶期不吃;盛食期多吃,眠起不吃;葉質的多吃,葉質鮮嫩的不吃。
3、做好眠起處理。注意飽食就眠,及時提青分批,嚴格淘汰弱小蠶,眠中應掌握前期偏幹後期偏溫,餉食比春蠶稍早。
4、防中毒。秋期由於農田和桑田大量用藥,因此,往往造成蠶兒中毒。我們要經常了解農田、sangtianyongyaoqingkuang,helianpaiyongye。zuihaoxiancaishaoliangsangyeshiwei,lejiesangyeyouwucanyao。rufashengzhongduxianxiang,yinglijikaimenkaichuangtongfenghuanqi,jiawangchusha,weixinxiansangye,bingzhenduizhongduyuanyin,duizhengxiayao,jinxingqiangjiu,jianshaosunshi。
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