NPK Compound fertilizer muaj qhov zoo ntawm cov khoom noj muaj txiaj ntsig zoo, ob peb sab hauv lub cev thiab lub cev zoo, uas yog lub luag haujlwm tseem ceeb hauv kev sib npaug ntawm kev tso tshuaj, txhim kho kev siv tshuaj tua kab thiab txhawb cov qoob loo siab thiab ruaj khov.