Results 51 to 60 of about 3,159 (185)
Una nueva especie de Puya (Bromeliaceae) del sur del Perú
Anales del Jardín Botánico de MadridEl género Puya (Bromeliaceae) muestra una alta endemicidad en el Perú. Al comparar los caracteres morfológicos de varias poblaciones localizadas en el sur del Perú, damos a conocer una nueva especie aportando datos sobre su ecología, distribución y ...
Antonio Galán de Mera +3 more
doaj +1 more source
Design and simulation of a buck – boost PFC converter with the approach of reducing the THD of input current [PDF]
Power, Control and Data Processing SystemsIn this article it is tried to design a PFC (Power Factor Correction) circuit on the base of Buck – Boost converter in order to increase the power quality transmission of the input voltage source. The first step of this circuit’s processing is to rectify
Puya Behnia
doaj +1 more source
, 1970 KEY TO THE VARIETIES OF P. COERULEA: 1. Floral bracts exceeding the centers of the sepals, ample. Var. coerulea 1. Floral bracts much exceeded by the sepals or even by the pedicels, rather narrow. 2. Inflorescence glabrous by anthesis. 3. Floral bracts shorter than the pedicels ........ Var. violacea 3. Floral bracts exceeding the pedicels......... Var.
openaire +2 more sources
Journal of Biogeography, Volume 52, Issue 8, August 2025.ABSTRACT Aim The outstanding Andean biodiversity has been linked to the occurrence of evolutionary radiations that are common among high‐elevation plant lineages. One of the most iconic examples is found in the species‐rich genus Senecio, with an impressive variation in growth forms and habitat preference.
Luciana Salomón +5 more
wiley +1 more source
, 1970 Puya subgenus Pitcairniopsis Mez, DC. Mon. Phan. 9: 475. 1896. P. subgenus Pourretia Mez, DC. Mon. 9: 489. 1896. P. subgenus Chagualia Smith & Looser, Revista Universitaria 20: 2 4 3. 1935. Baker distinguished Pitcairnia with septicidal capsules from Puya with loculicidal, and erected the subgenus Puyopsis in Pitcairnia as being technically Pitcairnia ...
openaire +2 more sources
Marcescence and prostrate growth in tree ferns are adaptations to cold tolerance
Ecography, Volume 2025, Issue 6, June 2025.Cold tolerance strategies in plants vary from structural to biochemical permitting many plants to survive and grow on sites that experience freezing conditions intermittently. Although tree ferns occur predominantly across the tropics, they also occur in temperate zones and occasionally in areas that experience sub‐zero temperatures, and how these ...
James M. R. Brock +2 more
wiley +1 more source
‘Chimes of resilience’: what makes forest trees genetically resilient?
New Phytologist, Volume 246, Issue 5, Page 1934-1951, June 2025.Summary Forest trees are foundation species of many ecosystems and are challenged by global environmental changes. We assemble genetic facts and arguments supporting or undermining resilient responses of forest trees to those changes. Genetic resilience is understood here as the capacity of a species to restore its adaptive potential following ...
Antoine Kremer, Jun Chen, Martin Lascoux
wiley +1 more source
Acta Psychiatrica Scandinavica, Volume 151, Issue 3, Page 231-244, March 2025.Abstract Background Weight gain is a common side effect in psychopharmacology; however, targeted therapeutic interventions and prevention strategies are currently absent in day‐to‐day clinical practice. To promote the development of such strategies, the identification of factors indicative of patients at risk is essential.
Julia Eder +14 more
wiley +1 more source
Narasi Realisme Magis dalam Novel Puya ke Puya Karya Faisal Oddang: Konsep Karakteristik Realisme Magis Wendy B. Faris [PDF]
, 2018 Abstrak Penelitian ini mengkaji narasi realisme magis yang ada dalam novel Puya ke Puya. Realisme magis merupakan sebuah aliran karya sastra yang merepresentasikan kembali magis berdasarkan kepercayaan tradisional dalam dunia modern. Sebuah karya sastra
AMBAR SARI, RENNY
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