Results

Looking for more? ProQuest® Dissertations & Theses has additional dissertations and theses.
330 open access dissertations and theses found for:
if(Tillage)  »   Refine Search
3.
4.
The Influence of Conservation Tillage and Conventional Tillage on Soil Bacterial Diversity in Southern Illinois
by Syed, Nasser, Ph.D.  The University of Southern Mississippi. 2018: 120 pages; 10750260.
7.
Evaluating the Efficacy of Foliar Insecticide and Soybean Seed Treatment in South Dakota
by Dierks, Cole, M.S.  South Dakota State University. 2019: 91 pages; 13864072.
8.
Bacterial communities in vineyard soils as revealed by a 16S rDNA sequencing survey
by Burns, Kayla Norene, M.S.  University of California, Davis. 2014: 221 pages; 1585051.
10.
Soil erosion prediction for shaping conservation policy and practice
by Newman, James Kenneth, Ph.D.  Iowa State University. 2010: 118 pages; 3403858.
11.
Spring seedbed characteristics after winterkilled cover crops
by Lounsbury, Natalie Pennoyer, M.S.  University of Maryland, College Park. 2013: 130 pages; 1552505.
12.
13.
Controlling Forage Weed Species Detrimental to Livestock Production
by Russell, David Pierce, II, Ph.D.  Mississippi State University. 2017: 86 pages; 10641909.
16.
Chickasaw plum: Establishment and importance of integration among ramets
by West, Adam Nathaniel, M.S.  Oklahoma State University. 2009: 92 pages; 1472822.
17.
The effects of land-use change on soil carbon in oak woodlands and vineyards
by Carlisle, Eli Archer, Ph.D.  University of California, Davis. 2009: 133 pages; 3358971.
19.
22.
Three essays on contingent valuation method
by Liu, Chih-Chen, Ph.D.  Iowa State University. 2008: 181 pages; 3307079.
23.
Horseweed and Smallseed Falseflax Management in Oklahoma Winter Wheat
by Crose, Jodie Ann, M.S.  Oklahoma State University. 2018: 74 pages; 13418991.
26.
Nitrogen Management Strategies to Improve Corn Growth and Reduce Soil Greenhouse Gas Emissions from Claypan Soils
by Steusloff, Tyler W., M.S.  University of Missouri - Columbia. 2018: 166 pages; 13850753.
28.
Characterization of Soil Organic Matter Under Varying Conservation Management Practices
by Veum, Kristen Sloan, Ph.D.  University of Missouri - Columbia. 2012: 203 pages; 3576096.
29.
Fifty years of agricultural soil change in Iowa
by Veenstra, Jessica Jeanne, Ph.D.  Iowa State University. 2010: 73 pages; 3417963.
30.
Effect of mica content on surface infiltration of soils in Northwestern Kern County California
by Stakland, Steven Keyes, M.S.  Utah State University. 2010: 222 pages; 1487852.
1 - 30 of 330 displayed.
  1    2    3    4    5    6    7    8    9    10   Next >
Copyright © 2019 ProQuest LLC. All rights reserved. Terms and Conditions Privacy Policy Cookie Policy
ProQuest