SINHA, Parmeshwar; DAS, Natai Chandra. Crop Responses to Added Fertilizers in Cultivators’ Fields-A Technique for Finding out Manurial Requirements of Bihar Soils. Journal of Soil and Water Conservation, India, v. 5, n. 1, 2022. Disponível em: https://epubs.icar.org.in/index.php/JSWC/article/view/125976. Acesso em: 3 jul. 2026.