Knowledge Impact For An Extension Program For Farmers In The Field Of Lowering Water Table In Siwa Oasis الأثر المعرفی لبرنامج إرشادی للزراع فی مجال خفض منسوب الماء الأرضی بواحة سیوه
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ژورنال
عنوان ژورنال: Journal of Agricultural Economics and Social Sciences
سال: 2016
ISSN: 2090-3715
DOI: 10.21608/jaess.2016.37641