Poudel, M., H.K. Paudel, and B.P. Yadav. 2015. “Correlation of Traits Afffecting Grain Yield in Winter Maize (Zea Mays L.) Genotypes”. International Journal of Applied Sciences and Biotechnology 3 (3), 443-45. https://doi.org/10.3126/ijasbt.v3i3.13137.