000			01315nam a2200325 a 4500
001			VNU110128974
005			20200924215145.0
008			111218s1997 xxc|||||||||||||||||eng||
020			_a0309058937 (cloth)
040			_aISVNU _bvie _cISVNU _eaaacr2
041	0		_aeng
044			_axxc
050			_aS494.5.P73 _b.P73 1997
082	7	4	_a338.1/6 _221
090			_a338.1 _bPRE 1997
245	0	0	_aPrecision agriculture in the 21st century : _bgeospatial and information technologies in crop management / _cCommittee on Assessing Crop Yield--Site-Specific Farming, Information Systems, and Research Opportunities, Board on Agriculture, National Research Council.
246	0	0	_aPrecision agriculture in the twenty-first century
260			_aWashington, D.C. : _bNational Academy Press, _c1997
300			_axii, 149 p. : _bill. ; _c24 cm.
504			_aIncludes bibliographical references (p. 120-132) and index
650		0	_aPrecision farming.
653			_aCây trồng
653			_aNông nghiệp
653			_aThế kỷ 21
710	2		_aNational Research Council (U.S.). _bCommittee on Assessing Crop Yield: Site-Specific Farming, Information Systems, and Research Opportunities.
912			_aHoàng Yến
913			_aKhoa Quốc tế 01
914			_aTrịnh Thị Bắc
942			_2ddc _cBK
999			_c299 _d299