Follow

Theses/Dissertations from 2005

PDF

The quantitative determination of phytate and available phosphorus for maize (Zea mays L.) breeding, Aaron Joel Lorenz

PDF

Analysis of behaviours toward HIV testing among people in Zambia, Satoko Moyori

PDF

Insect-mediated cross-pollination in male-sterile, female-fertile mutant soybean [Glycine max (L.) Merrill] lines , Evelyn Ortiz-Perez

PDF

Interaction between 4, 6-dinitro-o-cresol (DNOC) and potassium and calcium saturated smectites in aqueous suspensions, Tanya Rose Pereira

PDF

The role of soil clays and clay-humic complexes in processes controlling colloidal stability and the sorption and degradation of tetracyclines , Jutta Renate Veronika Pils

PDF

Reliability of a microbial assay assessing lysine and methionine concentrations in maize (Zea mays L.) kernels, Elizabeth Popowski

PDF

Dormancy regulation in conventional and oleic sunflower lines (Helianthus annuus L.), Brent LaVerne Reschly

PDF

Kinetics of nitrification in selected Iowa soils treated with Stay-N 2000 , Dwi Rovita

PDF

Tocopherol content and agronomic performance of soybean lines with reduced palmitate, Curtis Wilmer Scherder

PDF

Soil landscape modeling in the Loess Hills region of Monona County, Western Iowa, Brian M. Schmid

PDF

Improving the accuracy of kernel set simulation in hybrid seed production, Esteban Sebastián Schneider

PDF

Post-dispersal predation of common lambsquarters and common waterhemp seeds in three tillage regimes, Rocio van der Laat

PDF

On-farm evaluations of nitrogen management for corn production with precision farming technologies , Bradley Wilbert Van De Woestyne

PDF

The spatial distribution of soil properties and prediction of soil organic carbon in Hayden Prairie and an adjacent agricultural field , Skye Angela Wills

PDF

Effects of nitrogen fertilization and tillage on soil carbon dynamics in Iowa soils, Henry Michael Wilson

PDF

Genetic analysis and molecular characterization of the W4 locus and the k2 Mdh1-n y20 chromosomal region in soybean [Glycine max (L) Merr] , Min Xu

Theses/Dissertations from 2004

PDF

Soil and runoff phosphorus as affected by fertilizer and manure application , Brett Lee Allen

PDF

Examination of atmospheric hydrological processes in RCM simulations , Christopher James Anderson

PDF

Dehydrin-like protein expression profiles of maize seedlings during germination, low temperature stress, and genotype, Apsornsawan Arwatchanakarn

PDF

Varietal response in seed quality of soybeans grown on SCN-infested and non-infested soils, Kenneth Gordon Bailey

PDF

Liquid swine manure as a phosphorus source for corn-soybean rotation , Mónica M. Barbazán

PDF

Soil quality in the Chariton Valley, Iowa, Michael F. Barker

PDF

Confounding factors and tertiary-phase control by a surfactive agent on smectite sorption of atrazine , Mark Albert Chappell

PDF

Biomass composition in cool-season pastures harvested for energy in southern Iowa, Sara Elizabeth Florine

PDF

Quantitative assessment of kernel set and risk of out-crossing in maize based on flowering dynamics , Agustin Ezequiel Fonseca

PDF

Placement effects of nitrogen fertilizer for no-till corn, Mark John Glady

PDF

Performance of organic materials used in bioreactors and denitrification walls, Colin Michael Greenan

PDF

Characterization of inducible cold tolerance in photosynthetic maize seedlings and the behavior of selected xanthophyll compounds, Karen Elaine Grote

PDF

Influence of reduced phytate on the agronomic and seed characteristics of soybean lines with reduced palmitate, Brent Steven Hulke

PDF

The influence of cultural practice, biology and environment on maize pollen travel , Dale Steven Ireland

PDF

Expression analysis of maize opaque2 mutants and Glu-1Dx5 transgenic corn , Hongwu Jia

PDF

Weed control in no-till organic soybean in southern Brazil , Carlos Armenio Khatounian

PDF

Marker-assisted selection and prediction of hybrid performance in maize, Buppa Kongsamai

PDF

Inheritance of low-phytate phosphorus and its influence on agronomic and seed traits of soybean, Sheilah Emilie Oltmans

PDF

Yield monitoring to evaluate nitrogen management practices for corn, Gaylia Clare Gries Ostermeier

PDF

Comparative and integrated mapping of two hexaploid oat populations, Donghong Pei

PDF

Tillage system and planting date effects on corn (Zea mays L.) and soybean (Glycine max L.) yield, Mario Perez-Bidegain

PDF

Genetic analysis of complex traits in alfalfa (Medicago sativa L) , Joseph Gary Robins

PDF

Soil pH and carbonate effects on soybean yields, Natalia Rogovska

PDF

Genetic diversity among progenitors and derived lines of two maize (Zea mays L.) populations , James R. Rouse

PDF

Heterosis between semidormant and nondormant derived alfalfa germplasm, Muhammet Sakiroglu

PDF

Planting date effects on winter triticale grain yield, dry matter production, and N accumulation, Aaron John Schwarte

PDF

Effect of glyphosate on common cocklebur, velvetleaf, and common waterhemp seed production, viability, germination, and dormancy, Brent Michael Swart

PDF

Selection of glyphosate resistance in Amaranthus tuberculatus (Mq ex DC) J.D. Sauer and potential for transfer of glyphosate resistance in Conyza , Ian A. Zelaya

Theses/Dissertations from 2003

PDF

Growth and development of soybeans in central Iowa, Eric Dean Argotsinger

PDF

Molecular and genetic characterization of the inheritance and expression of the synthetic porcine alpha-Lactalbumin transgene in maize (Zea mays L) , Earl H. Bicar

PDF

Minimizing phosphorus loss from upland grazing systems, Jamie Lee Boehm

PDF

Investigation of iron-deficiency chlorosis in soybean , Dirk Victor Charlson

PDF

Selection and characterization of maize (Zea mays L.) for Methionine and Tryptophan content, Audrey Darrigues

PDF

Long-term corn and soybean response to phosphorus fertilization in Iowa, Jason Robert Dodd

PDF

Phenotypic and genotypic analyses of maize inbreds selected for improved resistance to stalk tunneling by the European corn borer (Ostrinia nubilalis (Hübner)), Daniel Pablo Donadio

PDF

Corn/kura clover living mulch system effects on root growth, soil loss, runoff water and water quality, Krisztina Eleki

PDF

Evaluation of 4 cycles of S1 recurrent selection in BSP1 and BSP2 popcorn populations, Charles Thomas Foresman

PDF

The role of trust in US-Japanese food-grade soybean transactions, Keita Fukunaga

PDF

The effect of plot-to-plot carryover on grain moisture data in corn research yield trials, Michael Dean Gregan

PDF

Effects of shading, relative growth rate and population density on weed responses to nitrogen management in corn , Matthew Mechling Harbur

PDF

The fate of phosphorus and molybdenum after biosolids, swine manure and triple superphosphate were applied to a soil , Jorge David Hernandez

PDF

Molecular marker analysis of population genetic structure and progress from reciprocal recurrent selection in two Iowa maize (Zea mays L) populations , Lori Lynn Hinze

PDF

Interactions among arbuscular mycorrhizal fungi and their impact on soybean growth, Satoshi Ishii

PDF

Effect of Stay-N nitrification inhibitor upon corn yield and N-uptake on Iowa soils, Kyle Gustav Jensen

PDF

In furrow starter and broadcast phosphorus and potassium fertilization for corn, Daniel Eric Kaiser

PDF

Prediction of leaf wetness duration using a fuzzy logic system , Kwang-Soo Kim

PDF

An assessment of water quality impacts of managing and producing switchgrass for biomass, John Allan Kost

PDF

Environmental control of seed dormancy, germination and seedling emergence of three weed species, Ramon G. Leon-Gonzalez

PDF

Comparative influence of tillage systems and nutrient timing on the soil environment and crop response in Iowa soils, Mark Allen Licht

PDF

Association of modified fatty ester profiles with tocopherol content in soybean seed oil, Kristen Lee McCord

PDF

Soil carbon content, morphology and quality across three levels of pasture quality in the Chariton River Watershed, Iowa, Julie Marie McLaughlin

PDF

Soil landscape relationships on restored hillslopes on the Des Moines Lobe in central Iowa , Louis Patrick Moran

PDF

Agronomic and seed characteristics of soybean with reduced raffinose saccharides, Jason David Neus

PDF

Effect of tillage and corn row spacing on common waterhemp growth and fecundity, Dawn Ellen Nordby

PDF

Heat pulse measurement techniques for soil water flux, soil water content, and soil volumetric heat capacity , Tyson Edward Ochsner

PDF

Evaluation of heterotic patterns between Stiff-Stalk and Non-Stiff Stalk maize populations based on Design II crosses, Christopher Cole Rasmussen

PDF

Heterosis in a broad range of alfalfa germplasm , Heathcliffe Riday

PDF

Efficacy of multivariate analysis and zone soil sampling to study relationships between site variables affecting crop yield and yield response to phosphorus and potassium fertilization , Jorge Sawchik

PDF

Crop improvement through genetic engineering: development of transformation technologies and production of stress tolerant transgenic crops , Huixia Shou

PDF

Screening for low temperature stress tolerance in maize: Protocol development and testing, Shelly Nicole Shurney

PDF

Use of GIS and remotely sensed data to enhance digitized soil maps, Ivy Yin Sean Tan

PDF

The effect of stress on meiotic recombination in maize (Zea mays L) , Luis A. Verde

PDF

Improving winterhardiness in nondormant alfalfa germplasm, Mindy Anne Weishaar

PDF

Genetic basis of autumn growth and winter hardiness in alfalfa , Baldomero Alarcón Zúñiga

Theses/Dissertations from 2002

PDF

Determination of optimum planting procedures for eastern gamagrass (Tripacum dactyloides L.) in a northern climate, Ezra Zane Aberle

PDF

Impact of variable-rate and starter fertilizer application methods on the crop response to phosphorus , Manuel Bermudez

PDF

Maize as production and delivery vehicle of edible vaccines against the enterotoxigenic Escherichia coli and the swine transmissible gastroenteritis (TGE) , Rachel Kerina Chikwamba

PDF

Heritability estimation in maize using midparent-offspring regression, Jessie Lynn Daub

PDF

Cropping system effects on giant foxtail demography , Adam Samuel Davis

PDF

Enzyme activities in soils as affected by long-term cropping systems , Daniel Etsey Dodor

PDF

The effect of natural mulches on crop performance, weed suppression, and herb quality in organic field production of catnip (Nepeta cataria L.) and St. John's wort (Hypericum perforatum L. 'Helos'), Lisa Marie Duppong

PDF

Enzyme activities in soils as affected by management practices , Mine Ekenler

PDF

Role of clay minerals on soil organic matter stabilization and humification , Javier Martinez Gonzalez

PDF

Distribution of legumes and plant diversity in pastures that vary in landscape position and grazing management , John Andrew Guretzky

PDF

Assessing soil phosphorus status under different agronomic land use , Carlos Henriquez

PDF

Molecular marker analysis of seed size in soybean , Joseph Andrew Hoeck

PDF

Nutrient-enriched mixtures of exogenous humic substances as organic fertilizers, Marcia LaCorbiniere Jn-Baptiste

PDF

Maximizing seed harvest in eastern gamagrass (Tripsacum dactyloides L.), Bryce Micheal Lemke

PDF

Composting and time of application affect corn (Zea mays L.) grain yield and dry matter response to deep-bedded swine (Sus scrofa L.) manure, Terrance David Loecke

PDF

Use of anaerobically digested swine manure in corn production, Esteban Roberto Loria

PDF

Association of reduced phytate and raffinose saccharides with agronomic and seed traits of soybean , Shane Jeremy Meis

PDF

Identification of quantitative trait loci associated with flowering, vegetative traits and photoperiod response in maize (Zea mays L) , Rkia Moutiq

PDF

Seed quality of maize inbred lines with different oil and protein content and genetic background, Miriam Rukero Munamava

PDF

Response of corn yield in two crop rotations to different nitrogen rates and nitrapyrin: A 10-year study, Jose P. Quesada