Results 11 to 20 of about 11,563,248 (344)

Can prebiotic systems survive in the wild? An interference chemistry approach

open access: yesFrontiers in Earth Science, 2022
It is challenging to evaluate the relevance of any given chemical system or geological environment to the origin of life. At the same time, life is the product of prebiotic chemistry that took place in some environment.
Craig R. Walton   +4 more
doaj   +1 more source

Stability analysis for fodder yield and its contributing traits in forage sorghum [Sorghum bicolor (L.) Moench] hybrids

open access: yesElectronic Journal of Plant Breeding, 2019
The present study was undertaken with a view to know the G x E interactions and stability parameters in hybrids of forage sorghum for fodder yield and yield attributing traits. Sixty hybrids, 19 parents and 3 checks were evaluated in a randomized block
P. R. Patel   +3 more
doaj   +1 more source

Genotype x environment interaction for fruit yield and component characters in okra [Abelmoschus esculentus (L.) Moench]

open access: yesElectronic Journal of Plant Breeding, 2017
With prime objective of developing season/region specific as well as stable hybrids of okra [Abelmoschus esculentus (L.) Moench], the present investigation was undertaken with thirty-seven entries viz., eight parents, twenty eight F1’s and one standard ...
Sunil Suresh Patil   +3 more
doaj   +1 more source

Avaliação de genótipos de bananeira em diferentes ambientes Evaluation of banana genotypes in different environments

open access: yesCiência e Agrotecnologia, 2003
Híbridos de bananeira mais produtivos, resistentes a pragas e com frutos de qualidade, gerados ou introduzidos na Embrapa-Centro Nacional de Pesquisa de Mandioca e Fruticultura Tropical, estão sendo avaliados em vários ambientes.
Sebastião de Oliveira e Silva   +7 more
doaj   +1 more source

Context: The Role of Place and Heritage in Genealogy

open access: yesGenealogy, 2021
Genealogical research often focuses to varying degrees on the family tree and the ancestors that inhabit it, often ignoring, or at least downplaying, broader issues.
Graeme Aplin
doaj   +1 more source

Mechanisms Underlying the C3–CAM Photosynthetic Shift in Facultative CAM Plants

open access: yesHorticulturae, 2023
Crassulacean acid metabolism (CAM), one of three kinds of photosynthesis, is a water-use efficient adaptation to an arid environment. CAM is characterized by CO2 uptake via open stomata during the nighttime and refixation CO2 via the Calvin cycle during ...
Shuo Qiu   +4 more
doaj   +1 more source

VIRTUAL LEARNING ENVIRONMENTS: FORMAL ENVIRONMENTS VS INFORMAL ENVIRONMENTS

open access: yesINTED Proceedings, 2019
Society is constantly evolving and has so many repercussions on a social level as well as within personal and professional life. Information Technology (IT) has an increasing impact, bringing new challenges and paradigms to Education, by combining formal and informal environments in the communication that takes place between teachers and students, as ...
Gonçalves, Maria José Angélico   +3 more
openaire   +2 more sources

DS-SLAM: A Semantic Visual SLAM towards Dynamic Environments [PDF]

open access: yesIEEE/RJS International Conference on Intelligent RObots and Systems, 2018
Simultaneous Localization and Mapping (SLAM) is considered to be a fundamental capability for intelligent mobile robots. Over the past decades, many impressed SLAM systems have been developed and achieved good performance under certain circumstances ...
Chao Yu   +6 more
semanticscholar   +1 more source

Towards robots reasoning about group behavior of museum visitors: leader detection and group tracking [PDF]

open access: yes, 2018
The final publication is available at IOS Press through http://dx.doi.org/10.3233/AIS-170467Peer ReviewedPostprint (author's final ...
Angulo Bahón, Cecilio   +3 more
core   +3 more sources

Cognitive Components Predict Virtual Reality-Induced Analgesia: Repeated Measures in Healthy Subjects

open access: yesFrontiers in Robotics and AI, 2018
Virtual reality (VR) is an advanced and useful technology in the distraction from pain. The efficacy of VR for reducing pain is well established. Yet, the literature analyzing the unique attributes of VR which impact pain reduction is scarce. The present
Naor Demeter, Dorit Pud, Naomi Josman
doaj   +1 more source

Home - About - Disclaimer - Privacy