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Full-Text Articles in Life Sciences

Long-Term Sustainability Implications Of Diverse Commercial Pollinator Mixtures For The Conservation Reserve Program, Amanda J. Ashworth, Taylor Adams, Alayna Jacobs Feb 2022

Long-Term Sustainability Implications Of Diverse Commercial Pollinator Mixtures For The Conservation Reserve Program, Amanda J. Ashworth, Taylor Adams, Alayna Jacobs

Plant and Soil Sciences Graduate Research

The persistence of Conservation Reserve Program (CRP) seed mixtures following planting is crucial for the long-term support of pollinator habitat; however, the role of disturbance regimes and their interactions in supporting this ecosystem service are largely unknown. This study set out to evaluate how ecological disturbances (prescribed burn, light disking, or fallow control) and commercially available diverse species mixtures (‘Hamilton’, ‘Bamert’, and ‘Holland’) affect pollinator habitat and the flowering period of commonly used CRP species mixtures. Specifically, three pollinator species mixtures were assessed for plant stand dynamics (plant density, yield, and dual-use pollinator-lignocellulosic feedstock potential); the resulting soil properties; and …


Evaluating Split Timing Fertilizer Applications For Improving Bread Baking Quality Of Soft Red Winter Wheat In Kentucky, Ammar Al Zubade, Krista Jacobsen, Tim Phillips, Mark Williams, David Van Sanford Feb 2022

Evaluating Split Timing Fertilizer Applications For Improving Bread Baking Quality Of Soft Red Winter Wheat In Kentucky, Ammar Al Zubade, Krista Jacobsen, Tim Phillips, Mark Williams, David Van Sanford

Plant and Soil Sciences Graduate Research

There is growing interest among farmers to locally produce high protein and strong gluten wheat that is suitable for bread making and meet the demand of local artisanal bakers in Kentucky. The warm and humid weather in southeast region is ideal for soft red winter wheat (SRW) production which characterized by low protein content. The technique of splitting nitrogen (N) fertilization according to the growth stages has been suggested to improve protein content and its composition. This study evaluated the effect of split N application on yield and baking quality traits of two SRW wheat cultivars grown in the eastern …


Estimation Of The Conifer-Broadleaf Ratio In Mixed Forests Based On Time-Series Data, Ranran Yang, Lei Wang, Qingjiu Tian, Nianxu Xu, Yanjun Yang Nov 2021

Estimation Of The Conifer-Broadleaf Ratio In Mixed Forests Based On Time-Series Data, Ranran Yang, Lei Wang, Qingjiu Tian, Nianxu Xu, Yanjun Yang

Plant and Soil Sciences Graduate Research

Most natural forests are mixed forests, a mixed broadleaf-conifer forest is essentially a heterogeneously mixed pixel in remote sensing images. Satellite missions rely on modeling to acquire regional or global vegetation parameter products. However, these retrieval models often assume homogeneous conditions at the pixel level, resulting in a decrease in the inversion accuracy, which is an issue for heterogeneous forests. Therefore, information on the canopy composition of a mixed forest is the basis for accurately retrieving vegetation parameters using remote sensing. Medium and high spatial resolution multispectral time-series data are important sources for canopy conifer-broadleaf ratio estimation because these data …