SINGH AK, TRIPATHI P, MISHRA SR. Phenology, growing degree-days and phasic development model of wheat (Triticum aestivum) under rice (Oryza sativa )-wheat cropping system. Indian J Agri Sci [Internet]. 2014 Apr. 23 [cited 2025 Oct. 26];71(6). Available from: https://epubs.icar.org.in/index.php/IJAgS/article/view/39877