Mostrando 10 resultados de: 20
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Photosynthetica(6)
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Physiologia Plantarum(2)
Acta Botanica Venezuelica(1)
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Plantas conocidas por sus características y flores(8)
Ecología(7)
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ODS 15: Vida de ecosistemas terrestres(20)
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scopus(20)
Contribution of stem CO<inf>2</inf> fixation to whole-plant carbon balance in nonsucculent species
ReviewAbstract: In many plant species that remain leafless part of the year, CO2 fixation occurring in green stems rPalabras claves:carbon balance, CO reassimilation 2, green stem, stem net photosynthesis, stem photosynthesis, stem recycling photosynthesisAutores:Ávila-Lovera E., Herrera A., Wilmer TezaraFuentes:scopusEcophysiological and anatomic comparison of photosynthetic tissues of cercidium praecox (ruiz & pav. ex hook.) harms (fabaceae, caesalpinioideae)
ArticleAbstract: Cercidium praecox is a green-stemmed deciduous shrub. Physiological and morphoanatomical traits werePalabras claves:Gas exchange, Morphoanatomy, Photochemistry, Recycling photosynthesis, stem photosynthesisAutores:Ávila-Lovera E., De Almeida J., Wilmer TezaraFuentes:scopusECOPHYSIOLOGICAL TRAITS OF ADULT TREES OF CRIOLLO COCOA CULTIVARS (THEOBROMA CACAO L.) FROM A GERMPLASM BANK IN Venezuela
ArticleAbstract: We studied physiological traits of 12 Criollo cocoa cultivars growing in a germplasm bank in the souPalabras claves:Autores:Araque O., Ávila-Lovera E., Chacón I., Coronel I., Pereyra G., Ramon Eduardo Jaimez Arellano, Urich R., Wilmer TezaraFuentes:scopusHigh Temperature and Elevated CO<inf>2</inf> Modify Phenology and Growth in Pepper Plants
ArticleAbstract: The aim of this study was to determine the effect of temperature and CO2 on seed emergence, seedlingPalabras claves:Capsicumspp, Climate Change, CO enrichment 2, elevated temperature, emergence, plant growthAutores:Andueza-Noh R.H., Carrera-Marín M., De-la-Peña C., Garruña R., Noh-Kú J.G., Pereyda-González J.M., Wilmer Tezara, Zamora-Bustillos R.Fuentes:scopusInduction by drought of crassulacean acid metabolism in the terrestrial bromeliad, Puya floccosa
ArticleAbstract: In the terrestrial bromeliad, Puya floccosa, a value of carbon isotopic composition (δ13C) of -22‰ hPalabras claves:Bromeliaceae, Elevation, nocturnal acid accumulationAutores:Ballestrini C., Herrera A., Martin C., Medina E., Wilmer TezaraFuentes:scopusEnvironmental drivers of leaf phenology in trees of the tropical species Ficus obtusifolia
ArticleAbstract: Vegetative as well as reproductive phenology of tropical trees frequently occur synchronously at thePalabras claves:Brevi-deciduous, Day length, Leaf fall, Sap flow velocity, Water relationsAutores:Ballestrini C., Herrera A., Wilmer TezaraFuentes:scopusSeasonal changes in photosynthesis and stomatal conductance of five plant species from a semiarid ecosystem
ArticleAbstract: In order to determine whether stomatal closure alone regulates photosynthesis during drought under nPalabras claves:Alternanthera crucis, C3 and C4 plants, Capparis odoratissima, drought, Intercellular CO concentration 2, Ipomoea carnea, Jatropha gossypifolia, photosynthetic rate, Prosopis julifloraAutores:Donoso C., Fernandez M.D., Herrera A., Wilmer TezaraFuentes:scopusSeasonal changes in water relations, photosynthesis and leaf anatomy of two species growing along a natural CO<inf>2</inf> gradient
ArticleAbstract: In order to gain knowledge on the physiological and anatomical responses of plants to long-term growPalabras claves:Brownea coccinea, Leaf anatomy, photosynthesis, Spatiphylum cannifoliumAutores:Herrera A., Marín O., Rengifo E., Wilmer TezaraFuentes:scopusWater relations, photosynthesis, and leaf anatomy in two species of Calotropis genus
ArticleAbstract: The Calotropis genus is a common weed native from Asia present in arid ecosystems. In Venezuela, thePalabras claves:Autores:Colombo R., Irazábal S., Marín O., Wilmer TezaraFuentes:scopusWater-use efficiency is higher in green stems than in leaves of a tropical tree species
ArticleAbstract: Key message: Stems have similar photosynthetic rates as leaves but higher water-use efficiency. AbstPalabras claves:carbon balance, carbon isotope composition, drought, Gas exchange, stem net photosynthesis, Water lossAutores:Ávila-Lovera E., Wilmer TezaraFuentes:scopus