@article{Prem202042 title = "Do we need to keep Increasing Crop Productivity for all Times to Come?", journal = "Journal of Agronomy Research", volume = "2", number = "3", pages = "42 - 45", year = "2020", note = "", issn = "2639-3166", doi = "https://doi.org/10.14302/issn.2639-3166.jar-20-3165", url = "https://openaccesspub.orgjar/article/1245", author = "Narain Prem", keywords = "Vertical dimension", keywords = "Crop productivity", keywords = "Per Capita availability of food." }