RAMESH P, PANWAR NR, SINGH AB. Crop productivity, soil fertility and economics of soybean (Glycine max), chickpea (Cicer arietinum) and blond psyllium (Plantago ovata) under organic nutrient management practices. Indian J Agri Sci [Internet]. 2010 Nov. 2 [cited 2026 Jul. 4];80(11). Available from: https://epubs.icar.org.in/index.php/IJAgS/article/view/1725