农业工程英语PDF电子书下载

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Unit One Sustainable Farming 1

Text A The New Sustainable Farm 1

Text B The Pros and Cons of Modern Farming 12

Unit Two Agricultural Mechanization 26

Text A Greatest Achievements—Agricultural Mechanization 27

Text B Potato Seed Cutting to Improve Planter Spacing 34

Powell Manufacturing—Tobacco Mechanization Specialist 36

Unit Three Cropping Techniques 46

Text A Escalating Diversity and Stability to a Higher Level 47

Text B Farmscaping to Enhance Biological Control 57

Unit Four Chemical Control 66

Text A Drift Control 67

Text B "Natural"Biopesticide to Be Developed 75

Unit Five Soil Management 85

Text A Plant Nutrients,Soil Fertility and Grid Sampling 85

Text B Acid Eats into Farm Incomes 94

Unit Six Water Resources 103

Text A Rainwater Harvesting:a New Water Source 103

Text B Water Scarcity:Forecasting the Future with Spotty Data 114

Unit Seven Energy Resources 125

Text A Oceans of Electricity 126

Text B Power Harvests 136

Unit Eight Food Processing 146

Text A Computers Control Flexible Manufacturing 147

Text B The Potential of Electro-Technologies for the Processing of Foods 157

Unit Nine Automation 170

Text A Agricultural Automation in the New Millennium 171

Text B Robot Milkers Expected to Double in Ontario by Year-End 180

Unit Ten Remote-Sensing Technologies 189

Text A Remote Sensing Keeps an Eye on Natural Resources 190

Text B Agriculture Remote Sensing:Getting a Closer Look 201

Glossary 211

Key to Exercises 211

Chinese Translation for Text A 259

New Words 284

Phrases and Expressions 310

Proper Names 315

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