نتایج جستجو برای: wildlife

تعداد نتایج: 17432  

2004
Thrasyvoulos Spyropoulos Konstantinos Psounis Cauligi S. Raghavendra

Intermittently connected mobile networks are wireless networks where most of the time there does not exist a complete path from the source to the destination. There are many real networks that fall into this paradigm, for example, wildlife tracking sensor networks, military networks, inter-planetary networks, etc. In this context, conventional routing schemes would fail. To deal with such netwo...

2017
Nicholas P. Schmidt Matthew E. O'Neal Lisa A. Schulte Moore

The soybean aphid Aphis glycines Matsumura (Hemiptera: Aphididae) is an invasive economic pest of soybean (Glycine max[L.] Merrill) in the United States. Research has shown the endemic natural enemy community in the United States is capable of suppressing A. glycines below EILs, but this biological control is inconsistent, especially in simple agricultural landscapes. In the course of a 3-yr pr...

Journal: :J. Sensor and Actuator Networks 2016
Mahzad Kaviani Branislav Kusy Raja Jurdak Neil W. Bergmann Vicky Liu

Delay Tolerant Networking (DTN) is well suited to challenging environments, defined by the lack of reliable end-to-end communication paths to the destination. However, the available energy is not considered in the majority of existing DTN routing protocols when they make forwarding decisions. This limits both delivery probabilities and the network lifetimes in energy-constrained applications. T...

2009
Brenda Lynn Johnson Nick M. Haddad

JOHNSON, BRENDA LYNN. The Effects of Habitat Fragmentation and Connectivity on Plant Disease. (Under the direction of Nick M. Haddad.) Within a large-scale habitat corridor experiment, I performed both experimental and observational studies to determine the effects of habitat fragmentation, habitat edge, and patch connectivity on the movement and incidence of fungal plant diseases. Increased sp...

2010
Todd Atwood Eric Gese ERIC M. GESE

Department of Wildland Resources, Utah State University, Logan, UT 84322, USA (TCA) United States Department of Agriculture/Animal and Plant Health Inspection Service/Wildlife Services/National Wildlife Research Center and Department of Wildland Resources, Utah State University, Logan, UT 84322, USA (EMG) Present address of TCA: United States Department of Agriculture/Animal Plant Health Inspec...

Journal: :Frontiers in sustainable cities 2022

Urbanization is rapidly expanding across the globe, leading to increasing threats wildlife in and around cities. Wildlife corridors are one strategy used connect fragmented populations; however, building urban areas remains a challenge because of number barriers between habitat patches extensive property owners stakeholders involved. Successful corridor conservation thus requires collaborative ...

2001
Richard Ready Olvar Bergland Eirik Romstad Hans Fredrik Hoen

Several studies have shown that when a single wildlife stock is influenced by several adjacent forest stands, through production of habitat and/or forage, the optimal harvest timing of those stands can be interdependent. This study adds a second possible dependency between trees and wildlife browsing by the wildlife species may damage valuable trees. The optimal joint management of trees and wi...

Journal: :Comparative immunology, microbiology and infectious diseases 2013
M Maas A L Michel V P M G Rutten

Mycobacterium bovis, causing bovine tuberculosis (BTB), has been recognized as a global threat at the wildlife-livestock-human interface, a clear "One Health" issue. Several wildlife species have been identified as maintenance hosts. Spillover of infection from these species to livestock or other wildlife species may have economic and conservation implications and infection of humans causes pub...

Journal: :The Veterinary record 2010
B J Blitvich L A Ibarra-Juarez A J Cortes-Guzman J J Root A B Franklin H J Sullivan I Fernandez-Salas

∗Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA †Laboratorio de Entomologia Medica, Facultad de Ciencias Biologicas, Universidad Autonoma de Nuevo Leon, San Nicolas de los Garza, Nuevo Leon 66450, Mexico ‡Departamento de Control de Vectores, Secretaria de Salubridad y Asistencia, Chilpancingo, Guerrero 39...

2004
Vinod Sasidharan Brijesh Thapa

Vinod Sasidharan and Brijesh Thapa the purpose of this paper is to develop a conceptual model to examine the socio-structural and socio-psychological construct of wildlife concern within ethnic populations, by employing environmental concern paradigms. In this paper, wildlife concern will be operationalized as wildlife relevant behavior influenced by environmental (including wildlife) attitude ...

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