it has often been stated or implied that grazing is an important factor in the land degradation process, a suggestion supported by various research projects, and this study investigated the effect of livestock grazing on stem height, crowncover, production, basal diameter, stem biomass, litter, leaf-stem index (leaf to stem weight) , root diameter and weight and seed production per individual o...

Abstract Background Drought is a major problem limiting the growth and development of plants in world especially Tunisia. Halophytes constitute renewable wealth they offer great flexibility with regard to abiotic stresses, are evaluated for their ecological potential food use. Results The proposed work identifies response Atriplex hortensis var. rubra germinal stage reproductive under deficient...

Pregermination treatments applied to seed of Gardner saltbush, [ALriplexgar&cri(Moq.) D. Dietr.] were evahtated for alleviation of seed dormancy. Treatments selected simulated conditions the seed might be exposed to in its natural environment, including dry afterripening, scarification, leaching, and cold stratification. Germination response to individual treatments was equal to or higher than ...