الدكتور Haiquan Xu Institute of food and nutrition development,Ministry of agriculture and rural affairs,China الصين 01.04.2022 I think the education of nutrition knowledge for farmers, producers and consumers is also very important اضغط "المزيد" لقراءة معلومات أكثر أقرأ في صفحة منفصلة
الدكتور Haiquan Xu Institute of food and nutrition development,Ministry of agriculture and rural affairs,China الصين
الدكتور Haiquan Xu