[Study of regionalization of [pasture] species in two enterprises of Granma province [Cuba]]

altura chloris gayana contenido de materia seca corte cultivo de secano cutting cynodon dactylon digitaria decumbens dry matter content engrais potassique fertilizantes fosfatados fertilizantes nitrogenados festuca arundinacea hauteur height nitrogen fertilizers panicum maximum phosphate fertilizers potash fertilizers primavera printemps rendement rendimiento saison humide spring wet season yields