00955nam a2200205Ia 4500 CTU_157084 210402s9999 xx 000 0 und d 42.95 338.16 P923 Precision agriculture in the 21st century : Geospatial and information technologies in crop management Committee on Assessing Crop Yield--Site-Specific Farming, Information Systems, and Research Opportunities, Board on Agriculture, National Research Council Washington, D.C. National Academy Press 1997 This book will be important to anyone concerned about the future of agriculture: policymakers, regulators, scientists, farmers, educators, students, and suppliers to the agricultural industry. Precision farming,Nông nghiệp chính xác Trọng Hải Trung tâm Học liệu Trường Đại học Cần Thơ