Results 21 to 30 of about 27,998 (207)
Ecography, EarlyView.Reproductive phenology influences ecosystem functioning and climate sensitivity in tropical montane cloud forests, but phase‑specific climatic thresholds and the temporal coupling between flowering and fruiting remain poorly quantified over decadal scales. We analyzed a 36‑year monthly record (1983–2018) from a Venezuelan cloud forest (15 focal species)
Saúl Flores +2 more
wiley +1 more source
360Un futuro sostenible requiere armonizar aspectos productivos, ambientales y sociales. El objetivo de este trabajo es analizar los principales desafíos de innovación tecnológica y social que enfrenta la producción primaria en una provincia agrícola ...
Oscar Valentinuz +3 more
doaj +1 more source
TVDI Obtido de Imagens OLI/TIRS e MODIS [PDF]
Revista Brasileira de Meteorologia, 2020 Resumo O objetivo do estudo foi analisar a variabilidade no TVDI (Temperature-Vegetation Dryness Index) obtido de sensores orbitais com resoluções distintas, em região agrícola no sul do Brasil.
Lucimara Wolfarth Schirmbeck +3 more
doaj +1 more source
Organic Matter Quality and Microbial Activity in Soils Managed With Brachiaria Succession
Journal of Plant Nutrition and Soil Science, EarlyView.ABSTRACT Background Although succession systems and brachiaria improve soil quality, gaps remain in microbial community dynamics, activity, and soil organic matter stocks. Methods The objective was to evaluate the carbon (C) and nitrogen (N) stocks of soil organic matter fractions and their distribution, molecular characterization, enzyme activity ...
Siro Paulo Moreira +5 more
wiley +1 more source
Productos agrícolas para implementar huertas caseras en Altos de Cazucá, Soacha
Ciencia y Agricultura, 2018 Altos de Cazucá (Soacha, Cundinamarca) es una zona afectada por el desplazamiento forzado de la población, el cual aumenta los cinturones de miseria del municipio, así como los problemas de malnutrición.
German Ricardo Paredes-Guzmán, M.Sc. +1 more
doaj +1 more source
Dispersal‐limited birds at high risk from cattle farming deforestation in tropical forests
Oikos, EarlyView.Deforestation driven by farming is a major threat to tropical biodiversity. Although this impact is well documented, assessments at local or regional scales often underestimate biodiversity loss at broader national scales by up to 60%. A key question remains: how do farming activities affect functional diversity and species traits across different ...
Giovanny Pérez +8 more
wiley +1 more source
El Caucho Artículo de Vital Importancia
Revista Facultad Nacional de Agronomía Medellín, 1942 Como es bien sabido, el caucho es un producto originario de la América del Sur. Ya en su segundo viaje al nuevo mundo Cristóbal Colón vio a los nativos dedicados a unos juegos en los que usaban grandes bolas de goma, sacada del árbol del caucho.
Ministerio de Agricultura y Comercio Revista de Agricultura y Comercio
doaj
Pesquisa Agropecuária Brasileira, 2013 O objetivo deste trabalho foi avaliar os índices de vegetação e bandas do vermelho e do infravermelho próximo, gerados a partir dos sensores HRVIR, ETM+ e Modis, nas estimativas de índice de área foliar e produtividade da cultura do feijoeiro.
Priscylla Ferraz Câmara Monteiro +3 more
doaj +1 more source
Revista Agraria, 2023 La Agricultura 4.0 se basa en disponer de toda la información suministrada por la gran cantidad de sensores que “coexisten” en una explotación agrícola; en centralizarla a través de internet para permitir la toma de decisiones inteligentes a partir de ella, bien en tiempo real, bien en diferido.
Jesús Rodolfo Valenzuela-García +2 more
openaire +1 more source
Beyond forests: Harnessing conservation gardening for open biomes in Brazil
PLANTS, PEOPLE, PLANET, EarlyView.Urban gardening offers an innovative conservation strategy by integrating native ornamental species into urban landscapes. We evaluated the ornamental potential of the Brazilian flora by comparing the representation of species from forests versus open biomes (focusing on campo rupestre grasslands) and introduced and validated the Index of Ornamental ...
Flávia Santos Faria +2 more
wiley +1 more source