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 Natures 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
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