SINGH RJ, AHLAWAT IPS. Productivity, competition indices and soil fertility changes of Bt cotton (Gossypium hirsutum) – groundnut (Arachis hypogaea) (Gossypium hirsutum) – groundnut (Arachis hypogaea). Indian J Agri Sci [Internet]. 2011 Jun. 30 [cited 2026 Jul. 22];81(7). Available from: https://epubs.icar.org.in/index.php/IJAgS/article/view/7376