[ 发表于: Arab Universities Journal of Agricultural Sciences ]
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[Environmental pollutants affecting fodders]

1994

Gamal-EL-Dim, A. | Ahmed, E. (Ministry of Agriculture, Cairo (Egypt). Agriculture Extension and Rural Development Research Inst.) | Nasrat, S.

Egyptian Documentation and Information Centre for Agriculture - Egypt


[Tractor operating costs in Saudi Arabia]

1994

Wahby, M.F. | Babeir, A.S. (King Saud Univ., Riyadh (Saudi Arabia). College of Agriculture)

Egyptian Documentation and Information Centre for Agriculture - Egypt