autores
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Autores
Mostrando ítems 1-3 de 3
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Germination requirements of two sheep-preferred grasses (Hordeum comosum and Koeleria vurilochensis var. patagonica) from semiarid Patagonian steppes
Gundel, Pedro Emilio; Irisarri, Jorge Gonzalo Nicolás; Sorzoli, N.S.; Mosso, C.E.; Garcia Martinez, Guillermo Carlos; Golluscio, Rodolfo Angel (Elsevier, 2012-03)Grazing by domestic exotic herbivores on native vegetation in Patagonian steppes has led to the deterioration of forage resources, where grasses are replaced by shrubs, and preferred grasses by non-preferred ones. Therefore, ... -
Grass recruitment constraints along a grazing gradient in Patagonia: N-limitation x adult competition trade-off
Garcia Martinez, Guillermo Carlos; Golluscio, Rodolfo Angel (Elsevier, 2021-03-09)We explored the effect of N addition and adult canopy competition on the recruitment of lost preferred species in the Patagonian steppe, where a decelerated N cycling scenario (sensu Ritchie et al., 1998) had been previously ... -
Influencias de la productividad, la calidad de la vegetación y el deterioro sobre la receptividad ganadera en el NO de la Patagonia
Bottaro, Hugo (Facultad de Agronomía, Universidad de Buenos Aires, 2007)La receptividad ganadera está determinada por la productividad primaria neta aérea, la calidad forrajera de la vegetación y la estructura del pastizal. En el Noroeste de Chubut los principales métodos utilizados para ...