Results 31 to 40 of about 41,123 (183)
Las aplicaciones pedagógicas tradicionales se fundamentan en el desarrollo de la clase con marcador y tablero, y con leves avances en el manejo de diapositivas; sin embargo, las tecnologías digitales presentan una serie de novedades que complementan el trabajo de la enseñanza con aprendizaje autónomo, que puede desarrollar el educando en áreas agrarias
Agudelo Varela, Oscar +2 more
openaire +6 more sources
The anatomic and functional leaf characteristics related to photosynthetic performance of Castanea sativa growing in vitro and in nursery were compared. The irradiance saturated photosynthesis in in vitro grown plantlets was significantly lower compared ...
P. L. Sáez +5 more
doaj +1 more source
PROPAGACIÓN in vitro DE QUISHUAR (Buddleja incana Ruíz & Pav) [PDF]
Quishuar es una especie forestal apreciada por sus usos. La explotación intensiva y la oferta insatisfecha de plantas han sido limitantes para cumplir con programas de reforestación.
Barrera Aguilar, Paulo +4 more
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Efecto del ácido bórico y la luz en el número y biomasa de microtubérculos de papa cv. “Floresta”
Con el propósito de conocer la respuesta en el número y la biomasa de microtubérculos de papa (Solanum tuberosum L. “Floresta”), se evaluó, bajo condiciones de cultivo in vitro, el efecto de cuatro concentraciones de ácido bórico: 6.2 mg l-1, 7.75 mg l-1,
José Antonio García-García +1 more
doaj +1 more source
Read the free Plain Language Summary for this article on the Journal blog. Abstract Plants use physical barriers and chemical compounds to defend themselves against natural enemies. For instance, tough leaves are considered to be better defended than soft leaves, part of a spectrum of defences defined by functional traits such as leaf chemistry ...
Bolívar Aponte Rolón +3 more
wiley +1 more source
Historia del cultivo in vitro en España [PDF]
Conferencia inaugural de la VII Reunión Nacional de la Sociedad Española de Cultivo In Vitro de Tejidos Vegetales (SECIVTV).-- Publicado en el Libro de resúmenes de la VII Reunión de la SECIVTV (Alcalá de Henares, 25-27 Junio 2007). Editores: M. Toribio,
Ballester, Antonio
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Vachellia farnesiana (L.) Wight & Arn. is a leguminous tree of ecological and economic value, yet its propagation is limited by seed dormancy and inefficient vegetative methods.
Alejandro Ibarra-López +5 more
doaj +1 more source
Opportunities and challenges for strawberry cultivation in urban food production systems
Cultivation of strawberry plants in urban production systems, whether in green open‐air spaces or under some form of protected horticulture such as vertical farming, has demonstrated to be challenging to new farmers and businesses. Commercial strawberry producers have an advanced understanding of strawberry plant physiology, enabling them to grow the ...
Aikaterini Kouloumprouka Zacharaki +3 more
wiley +1 more source
Agricultural soils are substantial receptors of plastic pollution. Plastic crop covers, a facet of agriplastics, may represent an important contribution to microplastic load in agricultural soils. The authors present a nationwide study of agricultural soils in the United Kingdom, comparing microplastic load between sites where plastic crop covers are ...
Samuel J. Cusworth +3 more
wiley +1 more source
MANUAL PARA PRÁCTICAS DE LABORATORIO, TALLER U OTRA ÁREA DE APOYO A LA ...
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