Department of Animal Science;
College of Agriculture;
Malayer University;
Department of Agronomy and Plant Breeding;
College of Agriculture;
Malayer University;
Department of Soil Science;
College of Agriculture;
Shiraz University;
Department of Animal Science;
College of Agriculture;
Isfahan University of Technology;
Grasslands Research Centre;
Ag Research Ltd.;
Alfalfa hay; FTIR spectroscopy; Nutrient availability; Piriformospora indica; Ruminal degradability;