Training manual on farming methods research methodology

Training manual on farming methods research methodology

التفاصيل البيبلوغرافية
مؤلف مشترك: Farming Systems and Soil Resources Institute
التنسيق: كتاب
اللغة:English
منشور في: Los Baños Farming Systems and Soil Resources Institute, College of Agriculture, University of the Philippines at Los Baños 1993.
الموضوعات:
Agricultural systems > Philippines.
Agricultural innovations > Philippines.