Nceb cog, pob zeb ua tsev thiab tshuab siv tshuab ua si
Tsoo cov pob kws cob (tsis muaj mob qis rau xyoo tam sim no lossis xyoo tas los) rau qhov loj ntawm cov txiv laum huab xeeb, raws li 100m2 thaj chaw cog cov khoom xyaw: pob kws cob 2200kg, qhuav chiv quav 2200kg, urea 15kg, superphosphate 50kg, hmoov av hmoov 50kg, txiv qaub qhuav hmoov 100kg.
1. Ua ntej ntub
Ua ntej ntub cov pob kws cob thiab qhuav nyuj dung 3 hnub ua ntej tsim cov pawg. Sib kis cov pob kws cob rau hauv qab txheej ntawm qhov huv si thiab huv tsev pob zeb hauv av, npog nrog txheej txheej ntawm cov taum nyuj qhuav, thiab muab lawv pov rau hauv cov piles uas muaj qhov siab txog 1 m thiab ntev ntev. Tso dej kua qaub nrog pH 8.5 txhua hnub kom txog thaum cov dej hla hauv qab kom ua rau cov khoom siv puv Soggy.
2. Ua ib pawg
Xaiv lub xaib nrog thaj av ntau dua, kaw kom ze rau cov khoom siv dej thiab ze rau lub tsev nceb, thiab hauv av muaj zog. Ua kom muaj cov txheej txheem fermentation nrog qhov dav ntawm 2.0m, qhov siab ntawm 1.5m, thiab qhov ntev tsis txaus. Yuav tsum npog, tiv thaiv tshav kub thiab noo noo (npog nrog yas zaj duab xis nyob rau hnub los nag), pib ntsuas qhov ntsuas kub rau hnub thib ob, nyob rau hauv ib txwm muaj xwm txheej, cov khoom kub yuav tsum nce mus txog 70 ℃ nyob rau hnub peb.
3. Tig pawg
Thawj qhov tig ntawm cov pawg yog nqa tawm thaum pawg kub pib poob 5 mus rau 6 hnub tom qab lub teeb tsa. Txau cov dej ntawm cov khoom tso tawm sab nraud ua ntej, tom qab ntawd tig cov khoom tawm thiab tig hloov sab hauv thiab sab nraud, thiab tib lub sijhawm txaws txhua lub urea, superphosphate, gypsum hmoov thiab hmoov txiv qaub rau hauv cov khoom thiab sib tov sib xyaw. Tom qab tig rov tuaj ntawm pawg, rov ua pawg dua nrog qhov dav ntawm 1.7m thiab qhov siab tsis hloov. Ntawm qhov chaw nruab nrab ntawm cov pawg, tho qhov nrog txoj kab uas hla ntawm 2 txog 3 cm ntawm qhov sib nrug ntawm 0.5 m kom pab txhawb qhov cua thiab tso tawm cov roj ammonia, thiab npog sab saum toj ntawm cov pawg kom yooj yim cua sov. Tom qab 2d, thaum qhov kub ntawm cov khoom teeb nce mus txog 70 ~ 80 ℃, zaj duab xis yog uncovered ua kom muaj huab cua permeability hauv cov khoom siv.
Qhov thib ob lem feem ntau yog nqa tawm 4 ~ 5d tom qab thawj zaug tig, thiab cov qauv yog tib yam li saum toj no. Thaum tig mus ua pawg, ntxiv rau 0.5 kg ntawm triclosan thiab 1.5kg ntawm carbendazim los tiv thaiv kom tsis muaj mites thiab lwm yam kab mob. Qhov dav ntawm cov khoom pob yog nqaim mus rau 1.5m, thiab qhov siab tsis hloov, npog nrog yas zaj duab xis. Tom qab tig rov qab ntawm cov pawg rau 2 hnub, nqa cov yeeb yaj kiab yas tso rau sab saum toj ntawm cov pawg, thiab tib lub sijhawm yob yas zaj duab xis rau hauv qab ntawm cov khoom ib puag ncig kom ua pa thiab fermentation.
Qhov thib peb tig mus dhau 3 ~ 4 hnub tom qab thib ob lem dhau. Lub sijhawm no tig mus los yuav tsum tau txau ntawm 0.5 kg ntawm 2.5% dichlorvos, 2 kg ntawm 40% formaldehyde daws, pH 8 hloov kho, thiab cov ntsiab lus dej ntawm 65% ~ 70%. Qhov dav ntawm cov pawg yog 1 ~ 2m thiab qhov siab yog 0.8 ~ 1m los ua kom muaj kev dim pa, txo qhov ntsuas kub ntawm pawg, thiab faus cov av ntau ntawm actinomycetes
