University of California, Davis

51:59 Soil N CH4 (Part 2) Apr 26 Lecture Soil N CH4 (Part 2) Apr 26 Lecture	Soil N CH4 (Part 2) Apr 26 Lecture ssc109 carbon nitrogen crop corn soil legumes plant legume yield co2 rotation systems trees effect amount plants alfalfa yields cover end From William Horwath 0 likes 46 plays 0
50:58 Soil N Ch 4 Part 1 Apr 23 Lecture Soil N Ch 4 Part 1 Apr 23 Lecture	Soil N Ch 4 Part 1 Apr 23 Lecture Soil N lecture Part 1 ssc109 nitrogen soil fixation plant soils crop production plants lot nitrate legumes potassium biomass rice ph systems ability atmosphere form deficiency From William Horwath 0 likes 59 plays 0

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