Results 131 to 140 of about 211,136 (318)
This study identified 10 reliable quantitative trait loci (QTLs) governing cotton resistance to V. dahliae in various environments through a genome‐wide association analysis (GWAS) using an upland cotton population. The pyramid of these 10 elite alleles reduced the disease index of cotton to V. dahliae from 70 to 20.
Xiaojun Zhang+30 more
wiley +1 more source
Abstract Hybridization can promote phenotypic variation and often produces trait combinations distinct from the parental species. This increase in available variation can lead to the manifestation of functional novelty when new phenotypes bear adaptive value under the environmental conditions in which they occur. Although the role of hybridization as a
Catarina Vila‐Pouca+2 more
wiley +1 more source
Light-dependent Oxygen Metabolism of Chloroplast Preparations. I. Stimulation Following Quinone Reduction. [PDF]
Helen M. Habermann
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Abstract Seagrasses are important foundation species, which support coastal biodiversity and provide socioeconomic benefits. However, seagrasses are threatened by anthropogenic changes, including the elevated temperature associated with marine heatwaves (MHWs) and light limitation from eutrophication or increased sedimentation.
Alissa V. Bass+2 more
wiley +1 more source
A STUDY OF THE RELATIONS BETWEEN CHLOROPLAST PIGMENTS AND DRY WEIGHTS OF TOPS IN DENT CORN [PDF]
Howard B. Sprague, J. W. Shive
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Abstract Understanding dissolved concentrations of the essential coenzyme thiamin (vitamin B1) can provide insights into the biological controls on highly productive upwelling systems such as the California Current Ecosystem. To connect thiamin availability with microbial communities in the California Current Ecosystem, we measured concentrations of ...
Kelly C. Shannon+13 more
wiley +1 more source
Temperature‐dependent growth and activity in a globally distributed nitrogen‐fixing haptophyte
Abstract Dinitrogen (N2)‐fixing microorganisms play a crucial role in supplying nitrogen (N) to the oceans by converting atmospheric N2 into bioavailable N. N2 fixation was thought to be limited to warm oligotrophic ocean waters, but the association between the N2‐fixing UCYN‐A cyanobacterium and specific haptophytes, including Braarudosphaera ...
Esther Wing Kwan Mak+6 more
wiley +1 more source
Abstract Islands in the tropical Pacific supply elevated nutrients to nearshore waters that enhance phytoplankton biomass and create hotspots of productivity in otherwise nutrient‐poor oceans. Despite the importance of these hotspots in supporting nearshore food webs, the spatial and temporal variability of phytoplankton enhancement and changes in the ...
Sarah J. Tucker+6 more
wiley +1 more source
Homogenisation of water and sediment bacterial communities in a shallow lake (lake Balihe, China)
Abstract Planktonic and benthic bacterial communities hold central roles in the functioning of freshwater ecosystems and mediate key ecosystem services such as primary production and nutrient remineralisation. Although it is clear that such communities vary in composition both within and between lakes, the environmental factors and processes shaping ...
Meifang Zhong+7 more
wiley +1 more source
The microbial community spatially varies during a Microcystis bloom event in Lake Kinneret
Abstract Cyanobacterial blooms in lakes frequently display high spatial heterogeneity, which may drive temporal changes in microbial community structure. Here we report on the spatial (horizontal and vertical) structure of the cyanobacteria community and of the co‐occurring heterotroph microbial community during a major lake‐wide bloom event at Lake ...
Orna Schweitzer‐Natan+3 more
wiley +1 more source