K.N. SINGH, et al. “Influence of Nursery Raising Methods, Age of Seedling and Planting Dates on Rice (Oryza Sativa) under Temperate Kashmir”. Indian Journal of Agronomy, vol. 57, no. 4, Oct. 2001, pp. 373-7, https://doi.org/10.59797/ija.v57i4.4649.