Ecologists ntawm Perm Polytechnic University tau tsim ib lub tshuab uas yuav pab kho cov av fertility ntawm cov khoom siv roj thiab cov hlau hnyav. official lub website ntawm lub koom haum.
Lawv tau hais kom siv cov dej qab zib sludge rau lub hom phiaj no thiab ua pov thawj lawv cov txiaj ntsig. Txoj kev loj hlob yuav tso cai tsis tau tsuas yog txhim kho lub xeev ntawm ib puag ncig, tab sis kuj siv cov txiv qaub pov tseg, txo kev noj cov khoom siv raw.
- Cov hlau hnyav thiab cov khoom siv roj yog cov pa phem hauv av hauv nroog: kaw cov chaw lag luam; cov av uas raug tshem tawm ntawm thaj chaw tiv thaiv kev nyab xeeb uas nyob ib sab ntawm txoj kev loj thiab cov chaw tsim khoom. Rau reclamation thiab restoration ntawm av fertility, txiv qaub ameliorants thiab chiv yuav siv tau. Peb tau thov kom siv cov dej qab zib pov tseg rau qhov no. Qhov no yuav pab txuag tau cov khoom siv raw, "hais tias Elena Kalinina, Tus Kws Lij Choj ntawm Lub Tsev Haujlwm Saib Xyuas Kev Tiv Thaiv Ib Cheeb Tsam ntawm Perm Polytechnic University, Tus Kws Tshawb Fawb ntawm Lub Tsev Haujlwm Saib Xyuas Kev Ruaj Ntseg rau Kev Tswj Xyuas Xwm Txheej thiab Xwm-zoo li thev naus laus zis, tus neeg sib tw ntawm Kev Tshawb Fawb Kev Tshawb Fawb.
Cov kws tshawb fawb tau ua ntau qhov kev sim los ntsuas cov physicochemical, physico-mechanical thiab toxicological zog ntawm dej qab zib sludge. Cov kws tshawb fawb pom tau tias nws muaj cov yam ntxwv ntawm tus ameliorant. Ecologists tau pom zoo siv cov sludge rau reclamation ntawm cov av cuam tshuam. Lawv tau ua pov thawj ntawm cov qauv av los ntawm thaj chaw uas tau tshem tawm ntawm thaj chaw tiv thaiv kev nyab xeeb ntawm cov roj refinery uas siv cov sludge ua rau txo qis hauv phytotoxicity ntawm cov av paug. Tom qab qhov kev taw qhia ntawm sludge rau hauv av nyob rau hauv tus nqi ntawm 1-3 g ib 1 kg, germination ntawm nroj tsuag tau nce, nrog rau qhov ntev ntawm lawv cov av thiab cov hauv paus hniav.
Raws li Perm ecologists, hnyav hlau thiab roj cov khoom ua rau agrochemical thiab agrophysical yam ntxwv ntawm cov av, ua rau lawv phytotoxicity, thiab tsis zoo rau biochemical dab thiab microbial zej zog.
- Cov av muaj kuab paug nrog cov roj thiab cov hlau hnyav ua rau txo qis ntawm cov kab mob Azotobacter kab mob. Tom qab qhia cov sludge los ntawm cov dej qab zib ntau lawm rau hauv cov av ntawm ib koob ntawm 1-3 g ib 1 kg, peb pom tias tus naj npawb ntawm cov kab mob colony nce 3 zaug. Tag nrho cov kab mob microorganisms kuj nce. Nyob rau tib lub sijhawm, nws yog ib qho tseem ceeb los tiv thaiv alkalization ntawm cov av thiab tswj cov ntsiab lus zoo ntawm cov dej-soluble ntsev, "piav qhia tus thawj coj ntawm Lub Tsev Haujlwm Saib Xyuas Kev Tiv Thaiv Ib puag ncig ntawm Perm Polytechnic University, tus kws tshawb fawb ntawm Lub Tsev Haujlwm Saib Xyuas Kev Tswj Xyuas ib puag ncig thiab xwm txheej. -Zoo li Technologies, Kws Kho Mob ntawm Kev Tshawb Fawb Kev Tshawb Fawb, xibfwb Larisa Rudakova.
Cov kws tshawb fawb tau pom tias muaj kev nyab xeeb tshaj plaws hauv cov ntsiab lus ntawm physicochemical thiab toxicological zog yog cov sludge nrog ib qho me me ntawm tsawg dua 0,1 hli. Lawv ua tau raws li qhov yuav tsum tau ua ntawm GOST, uas siv rau cov txiv qaub ameliorants.
Raws li cov kws tshawb fawb, thev naus laus zis yuav pab txhim kho ib puag ncig, rov ua dua cov khoom pov tseg thiab txo kev siv cov peev txheej ntuj.