苗(miao)床(chuang)(chuang)摆(bai)盘注意事(shi)项：三月(yue)中旬育秧进入平整苗(miao)床(chuang)(chuang)和筛土、拌土、摆(bai)盘阶(jie)段，针对去(qu)年秋涝，置(zhi)床(chuang)(chuang)含(han)水量(liang)高(gao)和冬(dong)雪大(da)的情(qing)况，建议(yi)注意以下几方(fang)面(mian)：1创(chuang)造高(gao)燥、干爽、温暖的苗(miao)床(chuang)(chuang)，尽(jin)早(zao)清(qing)理积(ji)雪，确保(bao)融化的雪水不进置(zhi)床(chuang)(chuang)。扣棚后如(ru)果(guo)地面(mian)潮湿要(yao)在(zai)摆(bai)盘前高(gao)温的白天(tian)大(da)放(fang)风(feng)，低温天(tian)不建议(yi)放(fang)风(feng)以免影(ying)响(xiang)化冻(dong)速(su)度；要(yao)及(ji)时用人工或(huo)小(xiao)型(xing)旋床(chuang)(chuang)器扰动表土，快速(su)散(san)墒降湿。如(ru)果(guo)床(chuang)(chuang)面(mian)明水多建议(yi)在(zai)摆(bai)盘前的高(gao)温天(tian)揭掉棚盖大(da)放(fang)风(feng)，迅速(su)散(san)墒，只要(yao)能用机械(xie)作业，要(yao)尽(jin)早(zao)旋苗(miao)床(chuang)(chuang)促进土壤干燥。苗(miao)床(chuang)(chuang)系(xi)(xi)统(tong)保(bao)温被联系(xi)(xi)绵阳兴隆(long)科技(ji)发展(zhan)有限公司。昆明暖风(feng)机苗(miao)床(chuang)(chuang)系(xi)(xi)统(tong)二(er)氧化碳(tan)

超级大(da)棚(peng)建(jian)议(yi)把(ba)置(zhi)(zhi)床(chuang)整理成“鱼脊形”，即中间高(gao)、棚(peng)边低，有(you)利于排水(shui)(shui)。棚(peng)间沟要(yao)随化冻及时清(qing)理，确保排水(shui)(shui)通畅，防止(zhi)雨水(shui)(shui)渗(shen)(shen)入置(zhi)(zhi)床(chuang)降(jiang)(jiang)低床(chuang)温。3月中下(xia)旬是(shi)粉土(tu)(tu)(tu)、筛土(tu)(tu)(tu)、拌壮秧剂(ji)(ji)、摆盘(pan)集中的(de)时段，应(ying)以(yi)(yi)散墒降(jiang)(jiang)湿(shi)为(wei)主(zhu)线(xian)安排工作。苗(miao)床(chuang)整理好(hao)以(yi)(yi)后(hou)(hou)不(bu)宜过度，防止(zhi)板结(jie)影响渗(shen)(shen)透能(neng)力。种植盘(pan)建(jian)议(yi)选(xuan)择2.3厘(li)米(mi)高(gao)的(de)毯式盘(pan)，营养土(tu)(tu)(tu)潮湿(shi)播土(tu)(tu)(tu)后(hou)(hou)松暄(xuan)，浇水(shui)(shui)后(hou)(hou)底(di)土(tu)(tu)(tu)会变薄，要(yao)增加播土(tu)(tu)(tu)厚度，保证浇水(shui)(shui)后(hou)(hou)底(di)土(tu)(tu)(tu)厚度在(zai)2厘(li)米(mi)以(yi)(yi)上。过筛后(hou)(hou)的(de)湿(shi)土(tu)(tu)(tu)有(you)条(tiao)件应(ying)晾晒降(jiang)(jiang)湿(shi)，壮秧剂(ji)(ji)用(yong)量要(yao)根据盘(pan)土(tu)(tu)(tu)量调整，如果底(di)土(tu)(tu)(tu)不(bu)足2厘(li)米(mi)要(yao)减(jian)少壮秧剂(ji)(ji)用(yong)量10%以(yi)(yi)上，防止(zhi)壮秧剂(ji)(ji)药害。壮秧剂(ji)(ji)建(jian)议(yi)以(yi)(yi)拌土(tu)(tu)(tu)为(wei)主(zhu)，如果撒施(shi)要(yao)用(yong)喷粉器(qi)分成2—3次喷施(shi)均匀。湖南(nan)遮黑苗(miao)床(chuang)系(xi)统(tong)温度侧开窗苗(miao)床(chuang)系(xi)统(tong)保温被(bei)联系(xi)绵(mian)阳兴(xing)隆(long)科技发(fa)展(zhan)有(you)限公司。

水(shui)(shui)(shui)(shui)分管理(li)这里(li)说(shuo)的水(shui)(shui)(shui)(shui)分管理(li)就是指土壤(rang)水(shui)(shui)(shui)(shui)分管理(li)，一般少(shao)浇(jiao)水(shui)(shui)(shui)(shui)或(huo)不(bu)浇(jiao)水(shui)(shui)(shui)(shui)，使(shi)苗床(chuang)保持旱育(yu)状(zhuang)态。2叶(ye)期(qi)以后要(yao)实行“三看浇(jiao)水(shui)(shui)(shui)(shui)”：一看床(chuang)面是否发白(bai)及(ji)根系(xi)生长情况：如果发白(bai)，说(shuo)明表(biao)面已经缺水(shui)(shui)(shui)(shui)了(le)，但(dan)秧苗的根在下面，表(biao)面发白(bai)不(bu)用浇(jiao)水(shui)(shui)(shui)(shui)。二(er)看早晚叶(ye)尖是否吐水(shui)(shui)(shui)(shui)及(ji)水(shui)(shui)(shui)(shui)珠(zhu)大小：早上发现(xian)(xian)秧苗吐水(shui)(shui)(shui)(shui)的水(shui)(shui)(shui)(shui)珠(zhu)变(bian)小，这时候才是要(yao)浇(jiao)水(shui)(shui)(shui)(shui)的表(biao)现(xian)(xian)。三看午间高温(wen)时心叶(ye)是否卷曲：在中午前后，秧苗出现(xian)(xian)连片(pian)打(da)绺现(xian)(xian)象(xiang)(xiang)，这是要(yao)浇(jiao)水(shui)(shui)(shui)(shui)的表(biao)现(xian)(xian)。但(dan)一栋大棚(peng)中不(bu)是所有的苗都同时出现(xian)(xian)这样的现(xian)(xian)象(xiang)(xiang)，那(nei)就是哪里(li)缺水(shui)(shui)(shui)(shui)浇(jiao)哪里(li)。对于其它的不(bu)要(yao)浇(jiao)。

低(di)(di)温(wen)(wen)(wen)(wen)(wen)(wen)管理在连(lian)续(xu)阴(yin)雨低(di)(di)温(wen)(wen)(wen)(wen)(wen)(wen)天气，很(hen)容易产(chan)生(sheng)(sheng)卵菌(jun)的(de)(de)危害(hai)，卵菌(jun)产(chan)生(sheng)(sheng)一定要(yao)(yao)以(yi)湿度(du)(du)(du)达到70%以(yi)上才能(neng)发生(sheng)(sheng)，所(suo)以(yi)，少浇水(shui)是防止(zhi)卵菌(jun)的(de)(de)重要(yao)(yao)措施，少浇水(shui)，在低(di)(di)温(wen)(wen)(wen)(wen)(wen)(wen)时(shi)，相对于(yu)(yu)(yu)多浇水(shui)的(de)(de)地(di)块(kuai)土壤温(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)(du)显(xian)得热(re)潮。由于(yu)(yu)(yu)连(lian)续(xu)低(di)(di)温(wen)(wen)(wen)(wen)(wen)(wen)，大家习惯性(xing)通风，苗(miao)床(chuang)夜间温(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)(du)，连(lian)续(xu)过低(di)(di)，造成障碍性(xing)冷害(hai)，秧(yang)苗(miao)根(gen)(gen)系(xi)很(hen)脆(cui)，活性(xing)与(yu)韧性(xing)下降，造成僵根(gen)(gen)，无(wu)须根(gen)(gen)，不生(sheng)(sheng)新(xin)根(gen)(gen)，这是已经发病的(de)(de)征兆(zhao)。低(di)(di)温(wen)(wen)(wen)(wen)(wen)(wen)是寒地(di)水(shui)稻栽培中比较大的(de)(de)障碍因子(zi)特别是在水(shui)稻苗(miao)期(qi)。这里所(suo)说的(de)(de)低(di)(di)温(wen)(wen)(wen)(wen)(wen)(wen)是指日平均温(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)(du)在10℃以(yi)下，最低(di)(di)温(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)(du)在0-5℃之间。这样的(de)(de)温(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)(du)下，表面上看水(shui)稻秧(yang)苗(miao)并(bing)没有(you)什么(me)变(bian)化，但当温(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)(du)上升之后，低(di)(di)温(wen)(wen)(wen)(wen)(wen)(wen)带来的(de)(de)危害(hai)就显(xian)现(xian)出(chu)来，主要(yao)(yao)表现(xian)为：10%左(zuo)右芽鞘：变(bian)为黄褐色(se)；一叶(ye)期(qi)约有(you)35%左(zuo)右的(de)(de)叶(ye)色(se)褪黄，有(you)褐斑；二叶(ye)期(qi)心叶(ye)部分卷曲，呈污(wu)绿色(se)（青(qing)枯）；如果到二叶(ye)一心期(qi)，则(ze)会(hui)出(chu)现(xian)大面积青(qing)枯。水(shui)稻在低(di)(di)于(yu)(yu)(yu)13℃时(shi)停止(zhi)生(sheng)(sheng)长、低(di)(di)于(yu)(yu)(yu)8℃时(shi)产(chan)生(sheng)(sheng)延(yan)迟(chi)性(xing)冷害(hai)，高于(yu)(yu)(yu)35℃时(shi)也会(hui)抑制生(sheng)(sheng)长，一旦高于(yu)(yu)(yu)42℃秧(yang)苗(miao)就会(hui)发生(sheng)(sheng)死亡。通风苗(miao)床(chuang)系(xi)统(tong)联系(xi)绵(mian)阳(yang)兴隆科技发展有(you)限公(gong)司。

苗(miao)(miao)(miao)床(chuang)管(guan)(guan)理(li)之晴天(tian)管(guan)(guan)理(li)晴天(tian)管(guan)(guan)理(li)的要(yao)点(dian)是(shi)温(wen)(wen)度(du)(du)不(bu)(bu)(bu)能过高，未出苗(miao)(miao)(miao)以(yi)(yi)28℃以(yi)(yi)内(nei)为(wei)(wei)宜；一叶(ye)(ye)一心25-28℃为(wei)(wei)宜；二叶(ye)(ye)一心以(yi)(yi)22℃宜。对于(yu)(yu)棚内(nei)的空(kong)气湿度(du)(du)没有(you)确切的指标，以(yi)(yi)不(bu)(bu)(bu)见蒸气为(wei)(wei)标准。有(you)好多农民(min)朋友(you)有(you)一个误区(qu)那(nei)就(jiu)是(shi)苗(miao)(miao)(miao)小不(bu)(bu)(bu)能通(tong)风，这是(shi)非常错(cuo)误的，未出苗(miao)(miao)(miao)如果温(wen)(wen)度(du)(du)高了也要(yao)进行通(tong)风。图片连续阴(yin)(yin)天(tian)管(guan)(guan)理(li)在连续阴(yin)(yin)天(tian)的环境里，苗(miao)(miao)(miao)床(chuang)的温(wen)(wen)度(du)(du)不(bu)(bu)(bu)容易(yi)(yi)升(sheng)上来，水分(fen)不(bu)(bu)(bu)容易(yi)(yi)散失。阴(yin)(yin)天(tian)要(yao)控制温(wen)(wen)度(du)(du)，特(te)别是(shi)控制夜(ye)间(jian)的温(wen)(wen)度(du)(du)，不(bu)(bu)(bu)要(yao)低(di)(di)于(yu)(yu)8℃，以(yi)(yi)免影响(xiang)根系(xi)生(sheng)长发育。当(dang)夜(ye)间(jian)最低(di)(di)温(wen)(wen)度(du)(du)达到-3℃以(yi)(yi)下时，要(yao)采(cai)取增温(wen)(wen)措施，避免冻(dong)苗(miao)(miao)(miao)现(xian)象。低(di)(di)温(wen)(wen)天(tian)早关(guan)棚，保(bao)证(zheng)(zheng)棚内(nei)温(wen)(wen)度(du)(du)，保(bao)证(zheng)(zheng)夜(ye)间(jian)不(bu)(bu)(bu)受冻(dong)，阴(yin)(yin)天(tian)建议(yi)下午(wu)3点(dian)之前(qian)扣棚。顶开窗 苗(miao)(miao)(miao)床(chuang)系(xi)统(tong)保(bao)温(wen)(wen)被联系(xi)绵阳兴(xing)隆科技发展(zhan)有(you)限(xian)公司。四川托幕(mu)线苗(miao)(miao)(miao)床(chuang)系(xi)统(tong)保(bao)温(wen)(wen)被

翅片苗床(chuang)系统反季节联(lian)系绵(mian)阳兴隆科(ke)技发展有限公司(si)。昆明暖(nuan)风(feng)机苗床(chuang)系统二氧化碳

苗床式潮汐灌溉系(xi)统(tong)在“日光(guang)温(wen)(wen)(wen)(wen)室”中的(de)(de)(de)成功应用：我国的(de)(de)(de)农(nong)(nong)业设施主要是塑料(liao)大棚、日光(guang)温(wen)(wen)(wen)(wen)室及连栋温(wen)(wen)(wen)(wen)室，先进(jin)的(de)(de)(de)智能温(wen)(wen)(wen)(wen)室占比较小。其中，日光(guang)温(wen)(wen)(wen)(wen)室面(mian)积已超过温(wen)(wen)(wen)(wen)室总面(mian)积的(de)(de)(de)60％。此次，华农(nong)(nong)公(gong)司将(jiang)潮汐灌溉系(xi)统(tong)成功应用于日光(guang)温(wen)(wen)(wen)(wen)室，不(bu)但证(zheng)明了高科技园艺装备(bei)完全可(ke)能在相对(dui)低端的(de)(de)(de)农(nong)(nong)业设施中有效运行，也(ye)昭(zhao)示了广大种植企业以较低成本实(shi)现工(gong)厂化育(yu)苗、建造能盈利(li)园艺工(gong)厂的(de)(de)(de)可(ke)能性(xing)和市场前景。这或许，也(ye)将(jiang)成为日光(guang)温(wen)(wen)(wen)(wen)室发展历程上(shang)的(de)(de)(de)重要转折。昆(kun)明暖风机苗床系(xi)统(tong)二氧化碳

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