MANDAL, J., KUMAR, S., & PADBHUSHAN, R. (2019). Estimation of suitable extractant and critical level of B in cauliflower (Brassica oleracea var. botrytis, cv. Sabour Agrim) for the soils of Indo-Gangetic plain of Bihar, India. The Indian Journal of Agricultural Sciences, 89(4), 701–707. https://doi.org/10.56093/ijas.v89i4.88870