Txiv qaub ntoo xav tau kev saib xyuas tshwj xeeb kom loj hlob thiab tsim cov txiv hmab txiv ntoo, nrog rau ib qho ntawm cov khoom tseem ceeb yog fertilization kom raug. Kab lus no qhia txog cov chiv zoo tshaj plaws los xyuas kom muaj kev noj qab haus huv ntawm cov txiv qaub ntoo. Qhov tseem ceeb rau cov txiv qaub ntoo yog qhov sib npaug ntawm nitrogen, phosphorus, thiab potassium, uas yog qhov zoo tshaj plaws los ntawm NPK chiv. Peb cov as-ham no tseem ceeb heev rau tsob ntoo txoj kev loj hlob.
Nws tseem yog ib qho tseem ceeb uas yuav tau xav txog qhov rhiab heev ntawm cov txiv qaub ntoo rau cov ntsev ntau dhau, uas tuaj yeem ua mob rau lawv cov hauv paus hniav. Yog li ntawd, cov kws tshaj lij pom zoo kom siv cov tshuaj maj mam tso tawm lossis cov chiv organic uas txo qhov kev pheej hmoo no. Nrov organic xaiv muaj xws li compost, worm castings, thiab quav. Cov kev xaiv organic no tsis yog tsuas yog muab cov khoom noj maj mam tab sis kuj txhim kho cov av cov qauv, uas txhawb nqa tsob ntoo txoj kev loj hlob tag nrho.
Tsis tas li ntawd, magnesium sulfate, feem ntau hu ua Epsom ntsev, tau pom zoo rau cov ntoo txiv qaub. Cov chiv no txhawb nqa magnesium tsim nyog rau photosynthesis thiab chlorophyll ntau lawm hauv nplooj, ntxiv txhawb tsob ntoo kev noj qab haus huv thiab tsim khoom.
