Tưới phânTính nồng độ hóa chất trong hệ thống tưới nhỏ giọt 13/04/2020 Posted by NhaBeAgri 30 Th4 Irrigation Water Flow Rate: gpm cfm cfs lps lpm mgd acre-in/day acre-in/hour Desired Chemical Concentration: ppm Concentration of Chemical in Injected Solution: % Calculated Chemical Injection Rate: gpm gph gpd lps lpm lph
