Singh LN, Singh RK, Singh AH, Chhangte Z. Efficacy of urea in integration with Azolla and vermicompost in rainfed rice (Oryza sativa) production and their residual effect on soil properties*. Indian J Agri Sci [Internet]. 2005 Jan. 5 [cited 2025 Oct. 23];75(1). Available from: https://epubs.icar.org.in/index.php/IJAgS/article/view/9041