育yu苗miao基ji質zhi就jiu是shi俗su稱cheng的de營ying養yang土tu。無wu論lun是shi種zhong植zhi蔬shu菜cai還hai是shi花hua卉hui苗miao木mu,育yu苗miao基ji質zhi都dou是shi生sheng產chan高gao質zhi量liang產chan品pin的de關guan鍵jian因yin素su,其qi根gen本ben作zuo用yong就jiu是shi取qu代dai土tu壤rang,但dan是shi,其qi營ying養yang物wu質zhi要yao比bi土tu壤rang豐feng富fu得de多duo,通tong透tou性xing更geng好hao,適shi應ying幼you苗miao生sheng長chang發fa育yu的de生sheng理li需xu求qiu。這樣植株幼苗才能更好的適應環境,快速生長。在選配育苗基質或自製營養土時,應遵從以下幾個標準:
1.從生態環境角度考慮。要求育苗基質基本上不含活的病菌、chongluan,buhanhuojinliangshaohanyouhaiwuzhi,yifangqisuimiaoyizaishijinrushengchangtian,wuranhuanjingyushiwulian。weilefuhezhegebiaozhun,zaizizhijizhiyingyangtushikeyijiarufajiaojiduisuoxuandeyuancailiaojinxingkuaisufajiao,yidadaoshajunshadu、去除蟲卵的目的。
2.育yu苗miao基ji質zhi應ying與yu移yi栽zai土tu壤rang環huan境jing相xiang似si。從cong營ying養yang條tiao件jian和he生sheng長chang環huan境jing方fang麵mian來lai講jiang,育yu苗miao基ji質zhi比bi土tu壤rang更geng有you利li於yu植zhi株zhu生sheng長chang。但dan它ta仍reng然ran需xu要yao有you土tu壤rang的de其qi他ta功gong能neng,如ru利li於yu根gen係xi纏chan繞rao和he較jiao好hao的de保bao水shui性xing等deng。
3.育苗基質以配製有機、無wu機ji複fu合he肥fei基ji質zhi為wei好hao。在zai利li用yong發fa酵jiao劑ji對dui原yuan材cai料liao進jin行xing發fa酵jiao時shi,應ying將jiang有you機ji基ji質zhi和he無wu機ji基ji質zhi按an照zhao不bu同tong育yu苗miao品pin種zhong的de要yao求qiu,科ke學xue組zu配pei,調tiao節jie好hao育yu苗miao基ji質zhi的de通tong氣qi、水分、溫度和營養狀況。
4.盡量選擇使用當地資源豐富、價(jia)格(ge)低(di)廉(lian)的(de)輕(qing)基(ji)質(zhi)。在(zai)應(ying)用(yong)穴(xue)盤(pan)育(yu)苗(miao)技(ji)術(shu)時(shi),如(ru)何(he)選(xuan)擇(ze)育(yu)苗(miao)基(ji)質(zhi)或(huo)發(fa)酵(jiao)原(yuan)材(cai)料(liao)是(shi)關(guan)係(xi)到(dao)育(yu)苗(miao)成(cheng)本(ben)和(he)育(yu)苗(miao)質(zhi)量(liang)的(de)首(shou)要(yao)問(wen)題(ti)。通(tong)常(chang)情(qing)況(kuang)下(xia)應(ying)充(chong)分(fen)挖(wa)掘(jue)和(he)利(li)用(yong)當(dang)地(di)便(bian)利(li)條(tiao)件(jian),選(xuan)擇(ze)適(shi)合(he)穴(xue)盤(pan)育(yu)苗(miao)的(de)輕(qing)基(ji)質(zhi)資(zi)源(yuan),降(jiang)低(di)育(yu)苗(miao)基(ji)質(zhi)的(de)成(cheng)本(ben)投(tou)入(ru),從(cong)而(er)降(jiang)低(di)穴(xue)盤(pan)苗(miao)的(de)銷(xiao)售(shou)價(jia)格(ge),提(ti)高(gao)其(qi)市(shi)場(chang)競(jing)爭(zheng)力(li)。根(gen)據(ju)各(ge)地(di)實(shi)際(ji)情(qing)況(kuang),一(yi)般(ban)選(xuan)用(yong)炭(tan)化(hua)稻(dao)殼(ke)、棉籽殼、麥殼、鋸末、蛭石、珍珠岩等價格低廉基質作穴盤育苗基質。
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