Document Type : Research Paper

Authors

1 Research Instructor, Khorasan Razavi, Agricultural and Natural Resources Research and Education Center, AREEO, Mashhad, Iran

2 Assistant Professor, khorasan Razavi, Agricultural and Natural Resources Research and Education Center, AREEO, mashhad, Iran

3 Assistant Professor, Desert Research Division, Research Institute of Forests and Rangelands, Agricultural Research, Education and Extension Organization (AREEO), Tehran, Iran

Keywords