共 50 条
- [1] Challenges for animal nutritionists in the 21st century LANDBAUFORSCHUNG VOLKENRODE, 2007, 57 (04): : 399 - 408
- [3] Challenges and Opportunities for food Irradiation in the 21st Century IRRADIATION FOR FOOD SAFETY AND QUALITY, 2001, : 9 - 16
- [8] Food security in Africa: The challenges of researchers in the 21st century ADVANCES IN INTEGRATED SOIL FERTILITY MANAGEMENT IN SUB-SAHARAN AFRICA: CHALLENGES AND OPPORTUNITIES, 2007, : 105 - 113