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035   $a(CONSER)--2009230736
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135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 00$aTrace gas exchanges in Midwest cropping systems ... annual report
210   $aWashington, D.C. $cU.S. Dept. of Agriculture, Agricultural Research Service
215   $cHTML files
300   $aDescription based on: 2005; title from title screen (viewed Mar. 23, 2009).
300   $aLatest issue consulted: 2008.
606   $aGreenhouse gases$zMiddle West$vPeriodicals
606   $aCropping systems$zMiddle West$vPeriodicals
606   $aAtmospheric carbon dioxide$xPhysiological effect$zMiddle West$vPeriodicals
606   $aAtmospheric nitrous oxide$zMiddle West$vPeriodicals
606   $aNitrogen in agriculture$zMiddle West$vPeriodicals
606   $aAtmospheric carbon dioxide$xPhysiological effect$2fast$3(OCoLC)fst00820377
606   $aAtmospheric nitrous oxide$2fast$3(OCoLC)fst00820448
606   $aCropping systems$2fast$3(OCoLC)fst00883953
606   $aGreenhouse gases$2fast$3(OCoLC)fst00947707
606   $aNitrogen in agriculture$2fast$3(OCoLC)fst01038098
607   $aMiddle West$2fast
608   $aPeriodicals.$2fast
608   $aPeriodicals.$2lcgft
615  0$aGreenhouse gases
615  0$aCropping systems
615  0$aAtmospheric carbon dioxide$xPhysiological effect
615  0$aAtmospheric nitrous oxide
615  0$aNitrogen in agriculture
615  7$aAtmospheric carbon dioxide$xPhysiological effect.
615  7$aAtmospheric nitrous oxide.
615  7$aCropping systems.
615  7$aGreenhouse gases.
615  7$aNitrogen in agriculture.
676   $a363
712 02$aGlobal Change National Program (U.S.)
712 02$aUnited States.$bAgricultural Research Service.
801  0$bGPO
801  1$bGPO
906   $aJOURNAL
912   $a9910693474103321
996   $aTrace gas exchanges in Midwest cropping systems ... annual report$93161768
997   $aUNINA