71 | Add to Reading ListSource URL: www.rma.usda.govLanguage: English - Date: 2008-07-17 15:59:11
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72 | Add to Reading ListSource URL: ir.library.oregonstate.eduLanguage: English - Date: 2013-07-22 14:03:06
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73 | Add to Reading ListSource URL: www.rma.usda.govLanguage: English - Date: 2010-08-03 15:11:43
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74 | Add to Reading ListSource URL: www.extsoilcrop.colostate.eduLanguage: English - Date: 2013-08-07 10:43:09
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75 | Add to Reading ListSource URL: www.rma.usda.govLanguage: English - Date: 2012-02-09 14:23:55
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76 | Add to Reading ListSource URL: www.rma.usda.govLanguage: English - Date: 2012-02-09 14:22:05
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77 | Add to Reading ListSource URL: www.nass.usda.gov- Date: 2013-10-31 13:47:58
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78 | Add to Reading ListSource URL: www.hort.purdue.eduLanguage: English - Date: 2002-11-22 13:16:00
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79 | Add to Reading ListSource URL: bio.albertainnovates.caLanguage: English - Date: 2012-02-22 17:35:46
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80 | Add to Reading ListSource URL: www.nass.usda.govLanguage: English - Date: 2011-04-05 13:29:38
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