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Evaluation of Growth, Yield and Nitrogen Losses from Leafy Red Onion Cultivation with Different Fertilizer Practices in Kalpitiya Peninsula

Swarnathilake, DSGGC; Dalpitiya, DMAU; Herath, HMIK; Gimhani, DR (2022-09-29)

Intensive agriculture practices together with increased fertilizer use have a greater impact on groundwater quality in Kalpitiya. Water demand in Kalpitiya is 70%, fulfilled by groundwater extractions. The permeable ...