![Effect of manure quality on nitrate leaching and groundwater pollution in wetland soil under field tomato (Lycopersicon esculentum, Millvar. Heinz) rape (Brassica napus, Lvar. Giant)]()
Effect of manure quality on nitrate leaching and groundwater pollution in wetland soil under field tomato (Lycopersicon esculentum, Millvar. Heinz) rape (Brassica napus, Lvar. Giant)Masaka, Johnson; Wuta, Menas; Nyamangara, Justice; Mugabe, Francis Themba · Nutrient Cycling in Agroecosystems · 2013