Results 51 to 60 of about 139,560 (255)

Experimental hybridization and reproductive isolation between two sympatric species of tephritid fruit flies in the Anastrepha fraterculus species group [PDF]

open access: yes, 2017
Among tephritid fruit flies, hybridzation has been found to produce local adaptationand speciation, and in the case of pest species, induce behavioral and ecological alterations that can adversely impact efficient pest management. The fraterculus species
Altuzar Molina, Alma   +5 more
core   +1 more source

A Characterisation of Extreme‐Heat Occurrence and Its Trends in Mexico Based on a High Resolution Dataset

open access: yesInternational Journal of Climatology, EarlyView.
As Mexico faces rising temperatures and increasing events of extreme heat, improvements in the analysis and characterisation of these phenomena are necessary, as they offer new insights into the spatial variability of such trends and their underlying causes.
David Maximiliano Zermeño‐Díaz
wiley   +1 more source

A framework for analysing the adoption of New Zealand pastoral farming systems in central Veracruz State, Mexico : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Farm Management at Massey University [PDF]

open access: yes, 1995
Tropical areas of developing countries have significant potential for increased food production. In the case of Mexico, an important economic activity in the tropics is livestock production based on pasture.
Martínez-García, Alejandro Nicolás
core  

Detection of pathogenic Leptospira species associated with phyllostomid bats (Mammalia: Chiroptera) from Veracruz, Mexico

open access: yesTransboundary and Emerging Diseases, 2018
The genus Leptospira encompass 22 species of spirochaetes, with ten pathogenic species that have been recorded in more than 160 mammals worldwide.
G. G. Ballados-González   +10 more
semanticscholar   +1 more source

Pinguicula brendae (Lentibulariaceae) sp. nov., a carnivorous plant from a tropical montane cloud forest in Hidalgo, Mexico

open access: yesNordic Journal of Botany, EarlyView.
A new species of Lentibulariaceae, Pinguicula brendae Rodríguez‐Ramírez, H.Shimai & A.R. Andrés‐Hernández, is described based on its unique morphological characteristics. This species is restricted to limestone rock walls in the San Bartolo Tutotepec municipality, central‐eastern Hidalgo, Mexico, where it inhabits a single locality on vertical, north ...
Ernesto C. Rodríguez‐ Ramírez   +2 more
wiley   +1 more source

Estimation of the design flood of Tecolutla River, Mexico, using the probable maximum rainfall

open access: yesGeofísica Internacional, 1993
Este estudio muestra una técnica para estimar la avenida de diseño en cuencas grandes usando como variable independiente la precipitación máxima probable (pmp); para esto se utilizó el modelo del hidrograma unitario instantáneo.
Domitilo Pereyra Díaz
doaj   +1 more source

An integrative taxonomic approach reveals Octopus insularis as the dominant species in the Veracruz Reef System (southwestern Gulf of Mexico)

open access: yesPeerJ, 2018
The common octopus of the Veracruz Reef System (VRS, southwestern Gulf of Mexico) has historically been considered as Octopus vulgaris, and yet, to date, no study including both morphological and genetic data has tested that assumption.
Roberto González-Gómez   +6 more
semanticscholar   +1 more source

Hechtia mixtecana sp. nov. (Hechtioideae; Bromeliaceae), from Oaxaca, Mexico

open access: yesNordic Journal of Botany, EarlyView.
Botanical explorations carried out in the state of Oaxaca, Mexico, led to the discovery of a new Bromeliaceae: Hechtia mixtecana,which is here described and illustrated. The new taxon is compared with the morphologically similar Hechtia fragilis, Hechtia lyman‐smithii, and Hechtia minuta.
Rodrigo Alejandro Hernández‐ Cárdenas   +4 more
wiley   +1 more source

Source parameters of the Orizaba earthquake of august 28, 1973

open access: yesGeofísica Internacional, 1976
Se resume la teoría y la metodología con las cuales se pueden estimar parámetros focales de un temblor a partir de señales sísmicas. Se promedian 11 espectros de onda P (usando registros de corto y largos periodos por cada estación) y se combina con 11 ...
Singh Singh Shri Krishna, M. Wyss
doaj   +1 more source

Potential distribution and susceptibility of Coffea arabica L. to climate change impacts

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Ecological niche models (ENMs) are vital for understanding the impact of historical factors on ecosystems and predicting future climate change scenarios. These models help assess how environmental shifts affect agricultural species like coffee, which supports millions of people globally.
Yuliana Grisel García‐Martínez   +1 more
wiley   +1 more source

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