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Mostrando recursos 621-640 de 1144

Effects of flower dimorphism and light environment on arbuscular mycorrhizal colonisation in a cleistogamous herb

JOSE ALBERTO RAMOS ZAPATA
Influence of livestock systems with live fences of Gliricidia sepium on several soil properties in Tabasco, Mexico

LUIS RAMIREZ Y AVILES
Environmental services from tropical agroforestry systems

LUIS RAMIREZ Y AVILES
Evaluar los enemigos naturales de Leucaena Psyllid y Onion Thrips en los procesos de cosecha en diferentes genotipos de Leucaena

LUIS RAMIREZ Y AVILES
Evaluación de ecuaciones alométricas de biomasa epígea en una selva mediana caducifolia de Yucatán

LUIS RAMIREZ Y AVILES
Arbuscular mycorrhizal fungal communities in changing environments: The effects of seasonality and anthropogenic disturbance in a seasonal dry forest

JOSE ALBERTO RAMOS ZAPATA
Cuantificación de la emergencia y distribución de individuos en Melipona colimana (Hymenoptera: Meliponini) en clima templado

JOSE OCTAVIO MACIAS MACIAS; JOSE JAVIER GUADALUPE QUEZADA EUAN

Melipona colimana es una abeja sin aguijón endémica de México que habita las regiones de clima templado del sur del estado de Jalisco. Se hicieron observaciones durante el otoño para contabilizar la emergencia de los ...
Variable patterns of intraspecific sexual size dimorphism and allometry in three species of eusocial corbiculate bees

JOSE JAVIER GUADALUPE QUEZADA EUAN
Pollination services of Africanized honey bees and native Melipona beecheii to buzz-pollinated annatto (Bixa orellana L.) in the neotropics

JOSE JAVIER GUADALUPE QUEZADA EUAN
Identification of cryptic species and morphotypes in male Euglossa: morphometric analysis of forewings (Hymenoptera: Euglossini)

JOSE JAVIER GUADALUPE QUEZADA EUAN
A behavioral guard caste in a primitively eusocial orchid bee, Euglossa viridissima, helps defend the nest against resin theft by conspecifics

JOSE JAVIER GUADALUPE QUEZADA EUAN
Isometric worker size variation in relation to individual foraging preference and seasonal colony growth in stingless bees

JOSE JAVIER GUADALUPE QUEZADA EUAN
Sweat bees on hot chillies: provision of pollination services by native bees in traditional slash-and-burn agriculture in the Yucatan Peninsula of tropical Mexico

JOSE JAVIER GUADALUPE QUEZADA EUAN
Stock composition of northern neotropical honey bees: mitotype and morphotype diversity in Mexico (Hymenoptera: Apidae)

JOSE JAVIER GUADALUPE QUEZADA EUAN
Rapid evolution of chemosensory receptor genes in a pair of sibling species of orchid bees (Apidae: Euglossini)

JOSE JAVIER GUADALUPE QUEZADA EUAN
The population genetics of two orchid bees suggests high dispersal, low diploid male production and only an effect of island isolation in lowering genetic diversity

JOSE JAVIER GUADALUPE QUEZADA EUAN
Does larval food affect cuticular profiles and recognition in eusocial bees? a test on Scaptotrigona gynes (Hymenoptera: Meliponini)

JOSE JAVIER GUADALUPE QUEZADA EUAN
Correlates of perfume load in male orchid bees

JOSE JAVIER GUADALUPE QUEZADA EUAN
Effects of two intake levels of Leucaena leucocephala on rumen function of sheep

LUIS RAMIREZ Y AVILES
Dispersal ability of male orchid bees and direct evidence for long-range flights

JOSE JAVIER GUADALUPE QUEZADA EUAN