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Now showing items 521-540 of 594
Drainage water management practices affect water quality, soil properties, and crop production
(University of Missouri--Columbia, 2023)
Several agricultural management practices such as terrace construction, cover crops (CC), drainage water recycling (DWR), free drainage (FD), and 4R nitrogen (N) management can influence water quality, soil properties, and crop production...
Schedule of courses : winter (second) semester, 1966
(University of Missouri, 1965)
Dissipation and carryover of imidazolinone herbicides in imidazolinone-resistant rice (Oryza sativa)
(University of Missouri--Columbia, 2007)
The development of Imidazolinone (IMI) Resistant (IR) rice now allows rice producers to selectively control red rice (Oryza sativa, O. rufipogon, and O.nivara), weedy relatives of commercial rice (O. sativa). Imazethapyr ...
Regeneration of soil microbial, physical, and chemical properties in restored bottomland hardwood forest wetlands
(University of Missouri--Columbia, 2023)
(WRP)] was initiated with the goal of reducing the loss of wetlands and restoring wetlands previously converted to agricultural land use. Despite the importance of preserving and restoring wetlands, the benefits of wetland restoration have not been well...
Exploring elementary student energy literacy outcomes in the outdoor classroom : a comparative study
(University of Missouri--Columbia, 2020)
Environmental issues such as global warming, air and water pollution, and excessive consumption of fossil fuels are the challenging problems that endanger the future of our planet and, consequently, humankind. These problems ...
An economic analysis of the agricultural development potential for Southern Honduras
(University of Missouri--Columbia, 1975)
for various resources r which would provide guidance for making investment decisions; and (3) to derive policy recommendations for the purpose of agricultural development in Southern Honduras. A survey of 449 randomly selected sample farms, including 686...
Missouri approach to : animal waste management
(University of Missouri. Extension Division, 1979)
of Missouri, 1969, as amended, gives the Clean Waster Commission the responsibility and authority to correct and/or prevent 'pollution' of 'waters of the state.' Research data and experience in handling livestock wastes have been used to develop...
Uncovering limitations and opportunities in nitrogen fixation in soybean using genetic mapping and transgenic approaches
(University of Missouri--Columbia, 2023)
is limited and is important in modern agriculture as it benefits farmers and the environment by eliminating the requirement of synthetic N fertilizers to achieve high yields. Development of legume nodules and active SNF are complex processes which involve...
Social capital and membership in dairy cooperatives in Kenya
(University of Missouri--Columbia, 2018)
Dairy cooperatives in Kenya have been promoted for over 50 years as an important mechanism for providing collective bargaining power for the rural poor (Dobrin, 1970; Musalia, et al, 2007). The cooperative business model ...
Missouri alumnus, volume 083, number 03 (1995 Spring)
(MU Alumni Association, University of Missouri, 1995)
Remobilization of leaf nitrogen in stockpiled tall fescue
(University of Missouri--Columbia, 2010)
Missouri's beef industry is supported by more than five million hectares of pasture containing the grass tall fescue (Lolium arundinaceum). Stockpiled (accumulated autumn growth used for winter grazing) tall fescue leaf macronutrients decrease...
The impact analysis of structural change in Korean agriculture with respect to the Korean-United States free trade agreement : dynamic simultaneous equation model approach
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The main objective of this study is the analysis of the impacts of the Korean-United States Free Trade Agreement. On April 2, 2007, Korea and the United States concluded a...
Movement, habitat use, and spawning characteristics of flathead and blue catfish on the lower Missouri River and tributaries
(University of Missouri--Columbia, 2010)
The movement and habitat use patterns of adult flathead and blue catfish were studied via acoustic and radio telemetry in the lower Missouri River and adjacent tributaries including the Grand, Lamine, Chariton, and Little Chariton Rivers...
Canopy recruitment dynamics in naturally regenerated longleaf pine (pinus palustris) woodlands
(University of Missouri--Columbia, 2017)
The ecological and cultural values of the longleaf pine (Pinus palustris) ecosystem, in combination with an approximately 97 percent loss in historic range, has led to increasing interest in ecosystem restoration and ...
Spatiotemporal variation in Lake Sturgeon movement and habitat selection in Missouri river tributaries : implications for the management and recovery of populations at range margins
(University of Missouri--Columbia, 2021)
Lake Sturgeon were nearly extirpated from Missouri by the 1970s leading the Missouri Department of Conservation (MDC) to list the species as endangered within the state. Recovery efforts commenced with the publication of the first edition...
Tensile strength, shear strength, and effective stress for unsaturated sand
(University of Missouri--Columbia, 2006)
It is generally accepted in geotechnical engineering that non-cohesive materials such as sands exhibit no or negligible tensile strength. However, there is significant evidence that interparticle forces arising from capillary ...
Evolution of the Bahamian coastal environment of San Salvador Island over the last 3,500 years based on triangle pond sediment cores
(2014-07-25)
The multiproxy examination of ten soft sediment cores extracted from Triangle Pond
was used in order to establish alterations in the northwestern coastal environment of San
Salvador Island, The Bahamas over the last 3,500 ...
Social indicators of efficiency and equity convergence in four distressed regions
(University of Missouri--Columbia, 1972)
Objectives: The primary objective of this study is to develop a rationale for evaluating social alternatives. Basically this involves formulating a set of social characteristics (social indicators) which mirror or proxy ...
Rhizobacteria associated with glyphosate-resistant soybean (Glycine Max)
(University of Missouri--Columbia, 2006)
The research was conducted to examine the impact of GR soybean treated with glyphosate on rhizobacterial activities involved in IAA production and soil C and N mineralization in different soil management systems; to determine ...
Development and evaluation of pattern recognition habitat models for the ruffed grouse, gray squirrel, and fox squirrel in Missouri
(University of Missouri -- Columbia., 1987)
Pattern recognition (PATREC) models are single-species models that use habitat characteristics to arrive at an estimation of population abundance. Currently, personnel of the Mark Twain National Forest in Missouri are using this type of model as a...