Pariyar, K., Chaudhary, A., Sapkota, P., Sharma, S., Rana, C., & Shrestha, J. (2019). Effects of conservation agriculture on productivity and Economics of maize-wheat based cropping systems in midwestern Nepal. SAARC Journal of Agriculture, 17(1), 49-63. https://doi.org/10.3329/sja.v17i1.42761