The effect of cattle grazing on the perennial grasses Piptochaetium napostaense and Poa ligularis in relation to the water source. Semiárida [Internet]. 2020 Apr. 6 [cited 2026 Jul. 9];17(1/2):3-13. Available from: https://ojs.unlpam.edu.ar/index.php/semiarida/article/view/4604