VARDHAN, D ASHOK, M VANAJA, K SRINIVAS, MUNNA LAL, T SATISH, and PURUSHOTHAM REDDY. “Effect of Elevated CO2 Concentration on Groundnut (Arachis Hypogaea) (C3) and Pearl Millet (Pennisetum Glaucum) (C4) Crop Plants and Some Implications on Growth and Photosynthetic Activity”. The Indian Journal of Agricultural Sciences 83, no. 7 (July 4, 2013). Accessed September 19, 2024. https://epubs.icar.org.in/index.php/IJAgS/article/view/31165.