Agriculture Case studies Cropping systems Demography Earth Sciences Field Crops, (New March 2000) Forest plantations Geographical Information Systems/Cartography Geographical information systems Geography Land Resources Land management Land use Plant Cropping Systems Plantations Pollution and Degradation Population growth Remote Sensing/Photogrammetry Remote sensing Saccharum Saccharum officinarum Silviculture and Forest Management Soil Chemistry and Mineralogy Soil Fertility Soil Science & Conservation Soil Surveys and Land Evaluation Soil conservation Soil degradation Soil fertility Soil resources