Search Results       Your search for [subject]Nitrogen -- Physiologcial effect returned 1 record.           Physiological effects of applied nitrogen and phosphorus on the growth and development of winged bean, Psophocarpus tetragonolobus. by Escarlos, Juliana Gante Atanacio, 1931-; Subject: Winged bean -- Development; Nitrogen -- Physiologcial effect; Phosphorus -- Physiological effect.          Add to Book Cart Relevance: 27.08%