Contents -- Contributors -- Introductory Remarks -- Part I: The Challenge -- 1 Needs for Food: Are We Asking Too Much? -- 2 The Economics of Food -- Part II: Basic Resources and Constraints -- 3 Land Resources and Constraints to Crop Production -- 4 Water and Food in Developing Countries in the Next Century -- 5 Energy for Agriculture in the Twenty-first Century -- Part III: Applications for Science to Increase Yield -- 6 Greater Crop Production: Whence and Whither? -- 7 How and When Will Plant Biotechnology Help? -- 8 What Limits the Efficiency of Photosynthesis, and Can There Be Beneficial Improvements? -- 9 Rubisco: The Key to Improved Crop Production for a World Population of More Than Eight Billion People? -- 10 Increasing Rice Productivity by Manipulation of Starch Biosynthesis during Seed Development -- 11 Improving Yield Potential by Modifying Plant Type and Exploiting Heterosis -- 12 Developing Crops with Tolerance to Salinity and Drought Stress -- 13 Prospects for Engineering Enhanced Durable Discase Resistance in Crops -- 14 A Systems Perspective on Postharvest Losses -- Part IV: The Role of Animal Products in Feeding Eight Billion People -- 15 Significance of Dietary Protein Source in Human Nutrition: Animal and/or Plant Proteins? -- 16 Competition between Livestock and Mankind for Nutrients: Let Ruminants Eat Grass -- 17 Animals and the Human Food Chain -- Part V: Social Aspects -- 18 Practical innovation: Partnerships between Scientists and Farmers -- 19 Productivity, Poverty Alleviation, and Food Security -- Index -- A -- B -- C -- D -- E -- F -- G -- H -- I -- J -- K -- L -- M -- N -- O -- P -- Q -- R -- S -- T -- U -- V -- W -- Z.