[ 发表于: Arab Universities Journal of Agricultural Sciences ]
高级检索
AGROVOC关键词

结果 1-2 的 2

Effect of farming operations on the duration of laser technology precision land leveling for successive seasons

2002

El-Sahrigi, A.F. (Ain-Shams Univ., Cairo (Egypt). Faculty of Agriculture) | El-Khatib, S.I. | El-Behery, A.A.

Egyptian Documentation and Information Centre for Agriculture - Egypt

ffect of tillage systems on laser land leveling efficiency

2000

El-Khatib, S.I. (Ministry of Agriculture, Cairo (Egypt). Agricultural Engineering Research Inst.)

Egyptian Documentation and Information Centre for Agriculture - Egypt