SINGH, M. and TAKKAR, P.N. (2013) “Influence of neem oil-coated urea and maxican lilac (Gliricidia sepium) as green-manure on transformation of soil nitrogen in rice (Oriza sativa)wheat (Triticum aestivum) system in Typic Hapluestert”, The Indian Journal of Agricultural Sciences, 67(9). Available at: https://epubs.icar.org.in/index.php/IJAgS/article/view/30014 (Accessed: 29 October 2025).