KUMAR, N. ., KUMAR, S. ., NAIN, A. and ROY, S. . (2014) “Thermal indices in relation to crop phenology of wheat (Triticum aestivum L.) and urd (Vigna mungo L. Hepper) at Tarai region of Uttarakhand”, MAUSAM, 65(2), pp. 215–218. doi: 10.54302/mausam.v65i2.977.