Results 61 to 70 of about 2,382 (210)
Escarificación y establecimiento in vitro de semilla de mezquite
En la actualidad existe una sobre explotación irracional de los recursos naturales de las plantas nativas de las zonas semiáridas y áridas de México, especialmente del mezquite (Prosopis sp.). Esto lleva a realizar estudios para lograr reforestar dichas
Janeth Guadalupe González-Domínguez +4 more
doaj +1 more source
El bio-drenaje para el control del exceso hídrico en Pampa Arenosa, Buenos Aires, Argentina
La región noroeste de la provincia de Buenos Aires presenta periodos cíclicos de inundación y sequía. En 1970 se inicia el último ciclo húmedo registrado con grandes inundaciones, ascenso de la superficie freática e importantes pérdidas económicas en el ...
Margarita M. Alconada Magliano +3 more
doaj +3 more sources
Although synthetic pesticides have long been used to protect crops, their widespread use has led to significant health and environmental problems, including ecological contamination, resistant pest populations, and hazardous residues in food. These restrictions have sparked interest in natural pesticides (NPs), particularly the secondary metabolites of
Ruth Mwangi +2 more
wiley +1 more source
Rationale of Tibetan traditional ecological knowledge in mitigating shrub encroachment of alpine grasslands. ABSTRACT Alpine grasslands of the Tibetan Plateau rank among Earth's ecologically critical yet vulnerable ecosystems. These ecosystems sustain pastoral livelihoods and preserve nomadic cultural traditions.
Jianping Yang +5 more
wiley +1 more source
Measuring congruence between available and selected vegetation at wild turkey nest sites
We evaluated whether female wild turkeys (Meleagris gallopavo ssp.) differentially selected vegetation characteristics on the first day of egg laying across 164 nesting attempts and 492 travel paths. Vegetation conditions at nest sites were commonly available along movement paths, and visual obstruction did not influence nest success, suggesting nest ...
Landon R. Schofield +4 more
wiley +1 more source
Collection and handling of native forest resources, especially from algarrobo (Prosopis sp.) in the region of Fiambalá, Catamarca (Argentina) [PDF]
Fil: Andreoni, Diego Fernando. Consejo Nacional de Investigaciones Científicas y Técnicas.; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo. División Arqueología; ArgentinaFil: Marconetto, María Bernarda.
Mors, Verónica Adela +3 more
core +3 more sources
Ensayos de resistencia a la compresión, tracción y flexión efectuados con maderas del país
Los experimentos fueron realizados por el autor en la Escuela Nacional de Economía de Buenos Aires. Varias maderas fueron examinadas por su resistencia por primera vez. Los bosques de la especie Prosopis kuntzei, Eugenia sp.
Eduardo Latzina
doaj
En la localidad arqueológica Punta Odriozola (golfo San Matías) han sido relevados artefactos de molienda en distintos estados de preservación. Con el fin de caracterizar estos instrumentos y de determinar su posible funcionalidad, se relevaron sus ...
Laura Ciampagna +2 more
doaj +1 more source
ABSTRACT Biological invasions are one of the major drivers of biodiversity decline and have been shown to have far‐reaching consequences for society and the economy. Preventing the introduction and spread of alien species represents the most effective solution to reducing their impacts on nature and human well‐being.
Hanno Seebens +64 more
wiley +1 more source
Heavy metal accumulation in mesquite trees (Prosopis laevigata) growing in aluminum, titanium, chromium and zirconium-polluted soils of a semi-arid region in Mexico was investigated using wavelength dispersive X-ray fluorescence analysis.
Luis Ernesto Fuentes (7213676) +10 more
core +1 more source

