Results 31 to 40 of about 2,801 (215)

Desempeño reproductivo de vacas Gyr lechero en un sistema a pastoreo del trópico ecuatoriano

La Técnica: Revista de las Agrociencias. ISSN 2477-8982, 2020
Reproductive performance of Gyr dairy cows in a grazing system of the Ecuadorian Tropic Resumen El objetivo del trabajo fue evaluar la eficiencia reproductiva en vacas lecheras Gyr en condiciones de pastoreo del trópico ecuatoriano. Se utilizaron datos retrospectivos desde el 2016 al 2018 de la Hacienda Casa Blanca del cantón Olmedo ...
Farfán Talledo, Alicia Esther, Borja Veloz, Wilter Fernando, Quiroz Fernández, Luis Santiago, Zambrano Villacís, Juan José, Marini, Pablo Roberto   +4 more
openaire   +4 more sources

Producción de frutos y semillas en Diplotaxis erucoides (L.) DC. sometida a diferentes tratamientos de polinización

Collectanea Botanica, 1993
En este trabajo se estudia e l sistema reproductivo de Diplotaxis erucoides (L.) DC. (Brasstcaceae); una especie arvense ampliamente distribuida en los cultivos y los márgenes de caminos de la región mediterránea.
F. Sans, A. Bonet
doaj   +1 more source

Biología floral de accesiones de Arracacia xanthorrhiza Bancr. del banco de germoplasma de Colombia

Agronomía Mesoamericana, 2022
Introducción. La arracacha es una raíz tuberosa originaria de los Andes con mayores producciones en Brasil y Colombia. Entre los limitantes del cultivo se destaca la poca información sobre su biología reproductiva (floración y producción se semilla ...
Luz Fanny Orozco-Orozco, Jaime Horacio López-Hoyos, Laura Beatriz Espitia-Negrete, Carlos Enrique Velásquez-Arroyo, Oscar Jair Rodríguez-Rodríguez, Johanna Paola Garnica-Montaña   +5 more
doaj   +1 more source

A comprehensive checklist of Mediterranean wild edible plants: Diversity, traditional uses, and knowledge gaps

PLANTS, PEOPLE, PLANET, EarlyView.
The use of wild edible plants and the traditional knowledge associated with them are rapidly disappearing across the Mediterranean, with serious consequences for biodiversity, cultural heritage, and regional food security. This study compiles and organizes fragmented information to create the first comprehensive catalogue of these plants across the ...
Benedetta Gori, Tiziana Cossu, Hicham El Zein, Udayangani Liu, Tiziana Ulian, Gianluigi Bacchetta   +5 more
wiley   +1 more source

Implicaciones de la criminalización del aborto en Ecuador

Foro, Revista de Derecho, 2018
El artículo evidencia el carácter ineficaz y anacrónico de la penalización del aborto, ya que además de generar graves violaciones a los derechos de las mujeres ha provocado que los índices de morbimortalidad femenina continúen creciendo, y que los ...
Elsa Guerra Rodríguez
doaj   +1 more source

Ethnobotanical insights into the medicinal and food uses of Lamiaceae in the Mediterranean region: A systematic review and meta‐analysis

PLANTS, PEOPLE, PLANET, EarlyView.
For generations, Mediterranean communities have used Lamiaceae or Labiatae plants like rosemary, thyme or mint to care for their health and to enrich their food. By bringing together dispersed knowledge from across the Mediterranean region, our review revealed the continuing relevance of Lamiaceae while also compiling past uses that may hold future ...
Fuencisla Cáceres, Joan Vallès, Teresa Garnatje, Airy Gras   +3 more
wiley   +1 more source

The shared benefits of fallen fruits: A novel mechanism stabilizing a nursery pollination mutualism between Sambucus and kateretid beetles

PLANTS, PEOPLE, PLANET, EarlyView.
Understanding how cooperative interactions remain stable matters for biodiversity because many plants rely on specialist insects that can also impose reproductive costs. We studied the interaction between Sambucus sieboldiana and seed‐consuming Heterhelus beetles through detailed field observations and pollination experiments.
Suzu Kawashima, Hidehito Okada, Sadatomo Hisamatsu, Kenji Suetsugu   +3 more
wiley   +1 more source

Perspectives and behaviors surrounding planting practices in North America inform genetic conservation realities for American ginseng (Panax quinquefolius)

PLANTS, PEOPLE, PLANET, EarlyView.
American ginseng is a shade‐obligate, North American medicinal plant that is widely traded and used internationally. To meet global demand, ginseng is cultivated in forest farms in the Appalachian region of the USA and field‐based artificial shade farms in two regions: Ontario, Canada and Wisconsin, USA. We conducted social research leveraging in‐depth
Rachel E. Palkovitz, Mary K. Shenk, Eric P. Burkhart   +2 more
wiley   +1 more source

Distribución de la diversidad genética y sistema reproductivo de Stipa neesiana Trin. et Rupr.

Agrociencia, 2011
Stipa neesiana es una gramínea forrajera invernal perenne de gran valor como recurso fitogenético en Uruguay. Para caracterizar la distribución de la diversidad genética y el sistema reproductivo de esta especie se utilizó la técnica de Random Amplified Polymorphic DNA (RAPD).
Vidal, Rafael, González, Ana, Gutiérrez, Lucía, Umaña, Rodolfo, Speranza, Pablo   +4 more
openaire   +3 more sources

Trimerous magnoliid flowers with a unique set of floral and pollen traits from the Late Cretaceous of Southern Bohemia (Czech Republic)

New Phytologist, EarlyView.
Morphospace position and phylogenetic placements of Trimeriantha monopolyada. Summary Floral structure is a key aspect of angiosperm diversity. Recent research revealed that significant floral disparity was already present in the Cretaceous. However, our understanding of early floral diversity remains limited, as it is directly dependent on the fossil ...
Xieting Wu, Maria von Balthazar, Friðgeir Grímsson, Silvia Ulrich, Andrea M. López‐Martínez, Zuzana Heřmanová, Jiří Kvaček, Jürg Schönenberger   +7 more
wiley   +1 more source