Regmi, S., Paudel, M., & Kunwar, S. (2020). Evaluation of intercropping efficiency and profitability on Okra-Cowpea based cropping system in Chitwan district, Nepal. International Journal of Horticulture, Agriculture and Food Science, 3(6), 358–363. https://doi.org/10.22161/ijhaf.3.61.6