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Full-Text Articles in Agriculture

Developing A Method To Contain The Feeding Of The Wheat Curl Mite (Aceria Tosichella Keifer), Pierce Leef, Gary Hein Apr 2020

Developing A Method To Contain The Feeding Of The Wheat Curl Mite (Aceria Tosichella Keifer), Pierce Leef, Gary Hein

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To better understand the ecology and epidemiology of the wheat curl mite (Aceria tosichella Keifer) as a vector of wheat streak mosaic virus (WSMV), it is necessary to develop a method to confine the microscopic mites and their infection to specific areas of their host plants, particularly wheat and corn. In this study, corn was the plant of interest. The device developed for this mite-confining method was made by removing the lens of a phone camera lens clip and gluing a 2.5 cm x 4.5 cm piece of wood to the other arm of the clip. Clips were utilized by …


Management Effects On Soil Quality Of The Geary Soil Series In Thayer County, Nebraska, Aime Nishimwe Apr 2020

Management Effects On Soil Quality Of The Geary Soil Series In Thayer County, Nebraska, Aime Nishimwe

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The CGIAR reports that around 40% of global crop yield variability is explained by climate. While global food consumption is expected to soar in 2050, the impact of climate change accounts for approximately 5% decrease in crop productivity. FAO estimates a 60% increase in global food demand by 2050, with global population reaching 9.8 billions. Sustainable soil management was also noted to boost agricultural food production by 58%. The evaluation of the impact of different management practices on dynamic soil properties was conducted on Geary silty clay loam, 3 to 7 %, eroded soils, which are mainly used for crop …


Using Hydrogeophysics & Xrf To Produce A High-Resolution 3-Dimensional Soil Cadmium Map For Evaluating Hybrid Wheat Trials, Thierry Bienvenu, Trenton Franz, Associate Professor Of Hydrogeophysics, Nuwan Wijewardane, Post Doc Research Associate, Yufeng Ge, Associate Professor Apr 2020

Using Hydrogeophysics & Xrf To Produce A High-Resolution 3-Dimensional Soil Cadmium Map For Evaluating Hybrid Wheat Trials, Thierry Bienvenu, Trenton Franz, Associate Professor Of Hydrogeophysics, Nuwan Wijewardane, Post Doc Research Associate, Yufeng Ge, Associate Professor

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Cadmium (Cd) accumulation in wheat decreases germination, growth, grain yield, and in higher concentration leads to adverse effects on human health (Liu et al, 2018). Due to wheat cultivars variation in Cd accumulation, wheat breeders aim to select those at low Cd concentration lines in a field. Hence the need to quantify the concentration of Cd at different parts of a field and visually represent on a high resolution Cd distribution map. Various ways to quantify the concentration of soil Cd exist. However, the cost of equipment required make the process quite expensive and labor intensive. This work studied the …


Sorghum Tolerance Of Phloem-Feeding Aphids, Earl Agpawa, Sajjan Grover, Joe Louis Apr 2020

Sorghum Tolerance Of Phloem-Feeding Aphids, Earl Agpawa, Sajjan Grover, Joe Louis

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Aphids are phloem sap-feeding insects that negatively affects plant productivity. With short generation times, new aphid biotypes may arise either in response to pesticide use or through other factors. Additional biotypes can cause serious damage to plants compared to others. Whereas others can become highly resistant to methods of pest control. One possible solution to this problem is to focus on the plant itself, or host plant resistance. Plant tolerance is one of the plant resistance categories in which the plant is capable of functioning normally and remain relatively unharmed and stable in response to insect herbivory without harming the …