YADAV, M. TEMPORAL AND SPATIAL CHANGES IN CROP DIVERSITY AND ITS IMPACT WITH SPECIAL REFERENCE TO DISTRICT PRAYAGRAJ: जनपद प्रयागराज के विषेष संदर्भ में फसल विविधता में सामयिक एवं स्थानिक परिवर्तन तथा प्रभाव. International Journal of Research -GRANTHAALAYAH, [S. l.], v. 9, n. 6, p. 256–264, 2021. DOI: 10.29121/granthaalayah.v9.i6.2021.4016. Disponível em: https://www.granthaalayahpublication.org/journals/index.php/granthaalayah/article/view/4016. Acesso em: 18 oct. 2021.