Unit 1 Part A Plants Part B WHEAT-Tritieum Spp. (Gramineae-Tritieinae) Unit 2 Part A Botany Part B The Growth of Plants Unit 3 Part A Carbon Dioxide Is Nature‘s Hidden Yield Enhancer Part B Drainage and Irrigation Unit 4 Part A Biological Power Part B Ecofarming Unit 5 Part A Crop Yields Decline with Topsoil Loss Part B Potato Unit 6 Part A Green Revolution Part B Shrinking Wheat Cultivation Area Unit 7 Part A Green Gene Technology Part B The Agro-Eeological Zones(AEZ) Methodology Unit 8 Part A The Bioteeh Century Part B Comparison of Different Models for Agriculture Unit 9 Part A Crop Yield Estimate Comparison Between Two Methods:Energy Balance and Water Balance Part B Setting Realistic Crop Yield Goals Unit 10 Part A Biodiversity and Organic Agriculture Part B Triticum Aestivum L. Unit 11 Part A Plant Breeding Part B Jumping Genes Make Genetic Leaps Unit 12 Part A Food Safety and Quality As Is Affected by Organic Farming Part B Effect of Till and No-Till Soybean Cultivation on Dynamics of Entomopathogenic Fungi in the Soil Unit 13 Part A New Wheats Will Help Growers Fight Weeds Part B CIMMYT Wheats Take the Heat Unit 14 Part A Induction of Photoperiod Sensitive Genetic Male Steriles for Use in Hybrid Rice Seed Production Part B Rice Unit 15 Part A Baby Corn Research Project 1998 Part B Corn Unit 16 Part A Crop Breeding for Organic Agriculture Part B U.S. Organic Agriculture Introduction Unit 17 Part A The Future of Agriculture : Challenges for Environment, Health and Safety Regulation of Pesticides
Part B Feeding a World of 10 Billion People:the Miracle Ahead (I) Unit 18 Part A A Pilot Project on Rapid Estimates of Crop Area Changes from a Scattered Sample of Mini-Sites Part B Feeding a World of 10 Billion People:the Miracle Ahead (II) 参考译文 Key to Exercises
