1.839 hasil
Menampilkan 1–20 · 0,23 detik · RSS
Botanical Sciences
Scopus
ISSN 2007-4298 · Sociedad Botánica de México, A. C. · 1.839 artikel di indeks
-
Artikel Jurnal Teks lengkap
Respuestas fisiológicas del injerto interespecífico de Phaseolus vulgaris L. sobre el portainjerto de Phaseolus acutifolius A. Gray en déficit de humedad
Antecedentes: El frijol (Phaseolus vulgaris) es un alimento básico en Sudamérica y el norte de África. El injerto es una estrategia a corto plazo para mejorar la tolerancia al estrés. Hipótesis: El injerto de P. vulgaris unido a P. acutifolius influencia la adaptación al déficit de humedad…
Juga tersedia di: DOAJ
-
Artikel Jurnal Teks lengkap
Echeveria zoquitlanensis (Crassulaceae), a new microendemic species from Oaxaca, Mexico
Background: Echeveria (Crassulaceae) is an American genus distributed from Mexico to South America. The genus has 132 species recorded in Mexico, where the state of Oaxaca with 56 species has the greatest richness of the genus. The exploration of the high mountains of Santa María Zoquitlán led us…
Juga tersedia di: DOAJ
-
Artikel Jurnal
Reinstatement of Casearia randioides (Salicaceae) and an assessment of Casearia in the Mexican Yucatán Peninsula
Background: A complex of populations of Casearia sect. Decandrae from the Mexican Yucatán Peninsula, Cuba, and Hispaniola is unusual among Neotropical Casearia for compact habit and minute flowers. They have been treated as a single species, C. emarginata. However, there is much variation…
-
Artikel Jurnal
Spatial distribution of carbon and nitrogen isotopic signatures in a tropical urban landscape: insights from Tillandsia schiedeana Steud. as a biomonitor
Background: Air pollution is a major environmental issue that affects ecosystems, climate, and human health. Understanding the spatial distribution of pollutants is key for mitigation, especially in areas lacking monitoring networks, such as Xalapa, Mexico. Questions: Can Tillandsia schiedeana…
-
Artikel Jurnal
Precipitation trends in areas sustaining populations of Swietenia macrophylla (Meliaceae): Implications for the future natural regeneration of an economically valuable tropical tree in Mexico
Background: Climate change could have differential impacts on economically valuable tropical trees. Identification of statistical trends improves knowledge about how changes in rainfall are occurring in space and time. Questions: Are distinct areas supporting S. macrophylla populations exposed to…
-
Artikel Jurnal
Zoopollination of Pulque agave crop (Agave salmiana) in the central valleys of Mexico
Studied species / data description: The focal species was Agave salmiana. Data included vertebrate floral visitors, pollen loads, and nectar production. Diversity was assessed using Shannon-Wiener, Simpson, Pielou indices, and Hill numbers. Study site and dates: The study was conducted in…
-
Artikel Jurnal
Flowers from Tzimol Quarry, Chiapas: Evidence of labile merism during the Late Cretaceous
Background: The Cretaceous Terrestrial Revolution represents a key interval in the evolutionary history of major terrestrial groups, including angiosperms. In recent years, the worldwide record of Cretaceous flowers has increased substantially, providing valuable information on the evolution, as…
-
Artikel Jurnal
Forest structure and species diversity as predictors of aboveground biomass in a temperate forest of northern Mexico
Background: Understanding the biotic factors that drive aboveground biomass, including species and structural diversity, is essential for improving forest productivity and informing management under climate change. Hypotheses: We evaluated whether species diversity and structural diversity…
-
Artikel Jurnal
Riqueza, diversidad y distribución del orden Asparagales en el Área Natural Protegida Altas Cumbres, Tamaulipas, México
Antecedentes: Asparagales destaca por su importancia económica derivada del uso de sus especies, siendo el más diverso entre las monocotiledóneas. Sin embargo, aunque existen trabajos de familias del orden, son pocos estudios florísticos en México y no se tienen antecedentes para Tamaulipas…
-
Artikel Jurnal
Etnobotánica de los Copales Zoques de Chiapas: el sur también existe
Antecedentes: En México, los copales son árboles principalmente del género Bursera de las que se extraen resinas fragantes usadas como incienso. En Chiapas existen 17 especies, pero en comparación con la extensa documentación de su uso en el centro de México, las menciones en el sureste son…
-
Artikel Jurnal
Evidence of andromonoecy in a northern population of Guaiacum coulteri (Zygophyllaceae).
Background: Angiosperms exhibit diverse reproductive systems, and andromonoecy—where individuals produce both hermaphroditic and staminate flowers—is rare, occurring in about 1.7 % of species. The family Zygophyllaceae is common in the Sonoran Desert, yet little is known about the reproductive…
-
Artikel Jurnal
Changes in plant community attributes and carbon stocks in altimontane forest islands in the Atlantic Forest-Cerrado transition under different conservation conditions
Background: Ecotonal regions in tropical mountains, such as the Altimontane Forest Islands, are home to unique, highly biodiverse, and vulnerable plant communities. Human activities alter the functionality, structure, diversity, and provision of ecosystem services in these ecosystems. Uncertainties…
-
Artikel Jurnal
Diversidad anatómica de la madera de especies en un bosque cálido estacional: una interpretación de resistencia a la sequía
Antecedentes: El bosque tropical caducifolio alberga una elevada diversidad de especies con características anatómicas en su madera sujetas a la marcada diferencia de precipitación a lo largo del año. Pregunta: ¿Los caracteres anatómicos de la madera puede revelar estrategias de las especies…
-
Artikel Jurnal
Cambios temporales de los rasgos florales y su importancia en el análisis del ensamblaje de las comunidades vegetales
Antecedentes: La relación del ensamblaje de las comunidades vegetales con los rasgos florales permite comprender la dinámica ecológica de los bosques templados de México, e influye directamente en la eficiencia de la polinización, la dispersión de semillas, la competencia intraespecífica e…
-
Artikel Jurnal
Taxonomic Notes and New Combinations in North American Senega (Polygalaceae)
Background: The recently segregated genus Senega (DC.) Spach (Polygalaceae), formerly known as the “Polygala New World clade,” currently comprises 238 species. In the course of revising North American species, three overlooked names previously assigned to Polygala were identified as requiring…
-
Artikel Jurnal
Salinity stress induced changes in germination, morpho-physiological, and stomata parameters of black mustard (Brassica nigra (L.) Koch)
Background: Soil and irrigation water salinity is a major threat to plant growth. Identifying tolerant species or cultivars is essential for sustainable agriculture. Questions and Hypotheses: This study investigated the response of black mustard (Brassica nigra) to salt stress during germination…
-
Artikel Jurnal
Richness and endemism patterns of the new genus Carrilloa (Crassulaceae) for Mexico and Guatemala
Background: Previous phylogenetic analyses indicate that ser. Gibbiflorae can be segregated from Echeveria. Questions and/or Hypotheses: Echeveria ser. Gibbiflorae can be distinguished from Echeveria on the basis of molecular phylogenetic evidence, morphology and biogeography. What is the richness…
Menampilkan maksimal 50 halaman. Persempit pencarian dengan filter untuk hasil yang lebih spesifik.