MANDAL, JAJATI, et al. “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, vol. 89, no. 4, Apr. 2019, pp. 701–707, https://doi.org/10.56093/ijas.v89i4.88870.