DEELIP KUMAR, OMKAR KUMAR, S.N. YADAV AND S.S. VARMA, S.K. Singh, P. Dey, P.K. Sharma, Y.V. Singh, A.M. Latare, C.M. Singh,. Primary and Cationic Micronutrient Status of Soils in Few Districts of Eastern Uttar Pradesh. Journal of the Indian Society of Soil Science, India, v. 64, n. 4, 2017. Disponível em: https://epubs.icar.org.in/index.php/JISSS/article/view/69028. Acesso em: 6 jun. 2026.