000			01232nam a2200217Ia 4500
003			NULRC
005			20250520100714.0
008			250520s9999 xx 000 0 und d
020			_a9780716603856
040			_cNULRC
050			_aS 494.5.I5 .A37 2009
245		0	_aAgriculture.
260			_aChicago : _bWorld Book, _cc2009
300			_a48 pages : _bcolor illustrations ; _c27 cm.
365			_bPHP14400
504			_aIncludes bibliographical references and index.
505			_aThe domestication of plants and animals -- The hoe -- The plow -- Irrigation -- Crop rotation -- The water mill and water wheel -- The windmill -- The horse harness -- The seed drill -- The Norfolk system -- The cotton gin -- The steel plow -- The reaper -- The grain elevator -- The tractor -- Fertilizer -- Hybrid crops -- Pesticides -- Genetically modified food -- Important dates in agriculture.
520			_a"An exploration of the transformative impact of inventions and discoveries in agriculture. Features include fact boxes, sidebars, biographies, and a timeline, glossary, list of recommended reading and Web sites, and index"--Provided by publisher
650			_aAGRICULTURAL INNOVATIONS -- JUVENILE LITERATURE
942			_2lcc _cREF
999			_c11939 _d11939