Soil properties Socioeconomics 2 Agronomic practices 1 Analysis 1 Animal Nutrition (Production Responses) 1 Biodiversity 1 Biological Resources (General) 1 Biomass 1 Biotic factors 1 Body condition 1 Botanical composition 1 Carbon cycle 1 Chemical composition 1 Comparisons 1 Cultivars 1 Cycling 1 Descriptive ecology 1 Environmental degradation 1 Environmental impact 1 Feed utilization efficiency 1 Forage and Fodder Crops, (New March 2000) 1 Forest health 1 Forest management 1 Forests 1 Forests and Forest Trees (Biology and Ecology) 1 Grassland soils 1 Grasslands 1 Grasslands and Rangelands 1 IUFRO 1 Liveweight gain 1