Results 31 to 40 of about 51,899 (293)

Influence of crop rotation and meteorological conditons on biodiversity of weed communities in spring barley (Hordeum vulgare L.)

open access: yesActa Agrobotanica, 2012
The paper presents the analysis of changes in weed biodiversity in spring barley cultivated in the years 1990-2004 in crop rotation with a 25% proportion of this cereal (potato - spring barley - sowing peas - winter triticale), when it was grown after ...
Magdalena Jastrzębska   +2 more
doaj   +1 more source

Target recognitions in multiple camera CCTV using colour constancy [PDF]

open access: yes, 2013
People tracking using colour feature in crowded scene through CCTV network have been a popular and at the same time a very difficult topic in computer vision.
Merfort, Christian   +8 more
core   +1 more source

Arthropods as loss and solution sources in the fruit production on Annona crassiflora Mart. (Annonaceae) trees [PDF]

open access: yesBrazilian Journal of Biology
The Annona crassiflora tree stands are essential for several communities that survive by collecting its fruits, while also helping to protect the Brazilian Cerrado. Additionally, A.
Germano Leão Demolin-Leite
doaj   +1 more source

Nearly Cosymplectic Manifolds of Constant Type

open access: yesAxioms, 2022
Fundamental identities characterizing a nearly cosymplectic structure and analytical expressions for the first and second structural tensors are obtained in this paper. An identity that is satisfied by the first structural tensor of a nearly cosymplectic
Aligadzhi Rustanov
doaj   +1 more source

Ecological Stability Properties of Microbial Communities Assessed by Flow Cytometry

open access: yesmSphere, 2018
Natural microbial communities affect human life in countless ways, ranging from global biogeochemical cycles to the treatment of wastewater and health via the human microbiome.
Zishu Liu   +7 more
doaj   +1 more source

Bees (Hymenoptera: Apidae) present in the flowers of the balsa wood Ochroma lagopus Swartz, 1788 - doi: 10.4025/actascibiolsci.v32i4.7103

open access: yesActa Scientiarum: Biological Sciences, 2010
The flower of balsa wood holds about 10 to 15 mL of nectar, which helps attracting pollinating agents, since the genus Ochroma is incapable of self-fertilization. However, a high mortality of bees is observed in these flowers.
Deodoro Magno Brighenti   +1 more
doaj   +1 more source

Gender Constancy

open access: yes, 2021
HuDL Gender Constancy Project Starting ...
Natalie McDaniel Gallagher
core   +1 more source

Forecasting the Dialysis Burden in Japan: Validation‐Based Projections of Prevalence and Incidence Through 2050

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Japan has one of the highest dialysis prevalence rates worldwide and a shrinking, aging population. Whether dialysis burden has entered a sustained post‐peak phase or whether recent declines partly reflect pandemic‐related disruptions remains uncertain.
Hatice Şahin   +2 more
wiley   +1 more source

Race, Gender, and the Development of Cross-Race Egalitarianism

open access: yesFrontiers in Psychology, 2020
Over the course of development, children acquire adult-like thinking about social categories such as race, which in turn informs their perceptions, attitudes, and behavior.
Sarah E. Gaither   +3 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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