Villalobos, L., & Sánchez, J. M. (2009). Agronomic and nutritional evaluation of perennial tetraploid ryegrass-based pas-tures (Lolium perenne) in dairy farms in the highlands of Costa Rica. I. Dry matter yield and phenology.
শিকাগো স্টাইলে সাইটেশনVillalobos, Luis, এবং Jorge Ml Sánchez. Agronomic and Nutritional Evaluation of Perennial Tetraploid Ryegrass-based Pas-tures (Lolium Perenne) in Dairy Farms in the Highlands of Costa Rica. I. Dry Matter Yield and Phenology. 2009.
এমএলএ সাইটেশনVillalobos, Luis, এবং Jorge Ml Sánchez. Agronomic and Nutritional Evaluation of Perennial Tetraploid Ryegrass-based Pas-tures (Lolium Perenne) in Dairy Farms in the Highlands of Costa Rica. I. Dry Matter Yield and Phenology. 2009.
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