Results 121 to 130 of about 109,697 (288)

Extreme Weather Events and Agricultural Total Factor Productivity Growth

open access: yesSouthern Economic Journal, EarlyView.
ABSTRACT The productivity of the agricultural sector is crucial for food security in a changing climate. This study estimates the impacts of extreme weather events on agricultural total factor productivity (TFP) growth, contributing to a more comprehensive understanding of the effects of climate change on agriculture.
Wei Zhang
wiley   +1 more source

Unraveling the impact of dog‐friendly spaces on urban–wildland pumas and other wildlife

open access: yesWildlife Biology, EarlyView.
As the most widespread large carnivore on the planet, domestic dogs Canis lupus familiaris can pose a major threat to wildlife, even within protected areas (PAs). Growing human presence in PAs, coupled with increasing pet dog ownership underscores the urgency to understand the influence of dogs on wildlife activity and health.
Alys Granados   +3 more
wiley   +1 more source

‘Using anuran community diversity and Pseudacris crucifer to predict landscape quality across a land use gradient'

open access: yesWildlife Biology, EarlyView.
As human‐modified landscape and climate changes proliferate, maintaining biodiversity and understanding the function and quality of available habitat is imperative. As anurans (frogs/toads) such as Pseudacris crucifer, can be an indicator species of habitat quality and ecosystem productivity, studying the anuran community in a mixed‐land use region ...
Brian C. Kron, Karen V. Root
wiley   +1 more source

تخمین عملکرد گندم آبی بوسیله تصاویر ماهواره لندست در برخی از مزارع شهرستان مشهد [PDF]

open access: yesPizhūhish/hā-yi tulīd-i giyāhī, 2014
یکی از روشهایی که اخیرا در کشور بمنظور پایش محصولات کشاورزی مورد استفاده قرار می¬گیرد، استفاده از تصاویر ماهواره¬ای می¬باشد. با هدف تخمین عملکرد مزارع گندم بوسیله تصاویر ماهواره لندست سنجنده TM و ETM+، 13 مزرعه گندم در دو سال 1388 و 1389 در شهرستان مشهد ...
نسرین صالح نیا   +4 more
doaj  

Suitable habitat of Himalayan wolf in Upper Mustang, Annapurna Conservation Area, Nepal

open access: yesWildlife Biology, EarlyView.
Decades ago, the Himalayan wolf Canis lupus chanco, a genetically distinct sub‐species of the gray wolf Canis lupus, faced persecution by local communities in the Nepalese Himalayas. Recently, wolf populations have returned and recolonized, sparking concerns about conflicts over livestock depredation, and emphasizing the urgent need for comprehensive ...
Deu Bahadur Rana   +5 more
wiley   +1 more source

Optimizing Weed Control: A Study on the Influence of Drone Sprayer Altitude in Herbicide Application

open access: yesJurnal Keteknikan Pertanian Tropis dan Biosistem
This research aims to determine the spraying distance of herbicides using a drone sprayer to achieve effective weed control. The use of herbicides is crucial to managing the competition for plant nutrients that threaten crop yields.
Teuku Musrian   +2 more
doaj   +1 more source

Coyote Range Expansion in the Human-Modified Tropics of Mesoamerica. [PDF]

open access: yesEcol Evol
Coyotes have expanded their range into southeastern Mexico, Guatemala, and Belize, increasingly occupying human‐modified landscapes. This expansion is ongoing, with rising detection rates over time and records in both disturbed and forested environments, highlighting a paradox where anthropogenic change enables native carnivore expansion.
Rodríguez-Luna CR   +17 more
europepmc   +2 more sources

Living under the scope: behavior affects survival in a heavily harvested and long‐lived ungulate

open access: yesWildlife Biology, EarlyView.
The spatiotemporal behavior of game species may play a critical role in their survival throughout the hunting season. Where humans are the most dominant predators, avoidance of landscape features that allow hunter access to hunting grounds can be key to increasing survival.
Lukas Graf   +4 more
wiley   +1 more source

Assessment of agricultural drought in Iraq employing Landsat and MODIS imagery

open access: yesOpen Engineering
Climate change poses an urgent global challenge in water resource management, with drought emerging as a pervasive threat worldwide. Over the past two decades, Iraq has faced severe droughts, categorized into meteorological, agricultural, hydrological ...
Hatem Israa   +3 more
doaj   +1 more source

Comparison of Handheld NDVI Sensor Measurements and Drone Sensing NDVI in Potato Fields.

open access: yesJapanese Journal of Farm Work Research, 2023
Noriko DEGUCHI   +2 more
openaire   +1 more source

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