Aragon, M. L. Nitrogen-potassium ratios in relation to nutrient content and yield of cotton.
Cita Chicago (17th ed.)Aragon, Miguel L. Nitrogen-potassium Ratios in Relation to Nutrient Content and Yield of Cotton.
Cita MLA (9th ed.)Aragon, Miguel L. Nitrogen-potassium Ratios in Relation to Nutrient Content and Yield of Cotton.
Atenció: Aquestes cites poden no estar 100% correctes.