نتایج جستجو برای: conservation.

تعداد نتایج: 101170  

2016
Anne V. Bossange Kandace M. Knudson Anil Shrestha Ronald Harben Jeffrey P. Mitchell

Conservation tillage (CT) systems have a number of potential benefits including lower crop production costs and the ability to reduce soil erosion that have made them common in several regions of the world. Although CT systems have been researched and successfully implemented on some farms in California's San Joaquin Valley (SJV), overall adoption is low and the reasons for the region's compara...

2005
Pete Livingston

One of the major goals of the Sustainable Agriculture Farming initiatives at UC Davis is to provide information about the feasibility of adopting conservation tillage and cover cropping at the farm level. The project includes two tillage schemes: standard tillage (ST) and conservation tillage (CT), and three farming methods: conventional, organic, and winter legume cover crop. All three product...

2013
George Nyamadzawo Menas Wuta Justice Nyamangara Douglas Gumbo

Climate change has resulted in increased vulnerability of smallholder farmers in marginal areas of Zimbabwe where there is limited capacity to adapt to changing climate. One approach that has been used to adapt to changing climate is in-field water harvesting for improved crop yields in the semi- arid regions of Zimbabwe. This review analyses the history of soil and water conservation in Zimbab...

2008

Despite their ambiguous historical record, conservation/development interventions the world over have remained a popular environmental governance tool. One of the latest global ‘trends’ are interventions to establish so-called ‘Transfrontier Conservation Areas’ (TFCAs): large contiguous spaces that are principally aimed at conserving biological diversity across national boundaries. In line with...

2005
G. J. Gounaris

This talk consists of two parts. In the first, the present experimental bounds on the anomalous couplings of the gauge bosons, based mainly on the LEP and Tevatron experiments, are reviewed. In the second part, the theorem of helicity conservation (HC) is presented, which should be valid in either the Standard Model (SM) or MSSM, for any two-body process at high energies and fixed angles. The e...

2012
Sandeep Sharma Trishna Dutta Jesús E Maldonado Thomas C Wood Hemendra Singh Panwar John Seidensticker

We investigated the spatial genetic structure of the tiger meta-population in the Satpura-Maikal landscape of central India using population- and individual-based genetic clustering methods on multilocus genotypic data from 273 individuals. The Satpura-Maikal landscape is classified as a global-priority Tiger Conservation Landscape (TCL) due to its potential for providing sufficient habitat tha...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2008
Peter R Hobbs Ken Sayre Raj Gupta

The paper focuses on conservation agriculture (CA), defined as minimal soil disturbance (no-till, NT) and permanent soil cover (mulch) combined with rotations, as a more sustainable cultivation system for the future. Cultivation and tillage play an important role in agriculture. The benefits of tillage in agriculture are explored before introducing conservation tillage (CT), a practice that was...

Journal: :The Journal of trauma 2000
R Cartotto M A Musgrave M Beveridge J Fish M Gomez

BACKGROUND Significant blood loss continues to plague early tangential excision of the burn wound. Although various techniques to reduce intraoperative blood loss have been described, there is an absence of uniformity and consistency in their application. Furthermore, it is unclear whether these techniques compromise intraoperative tissue assessment and wound outcome. The purpose of this study ...

ابویی, رضا, نیک‌زاد, ذات‌الله,

Conservation and history of architecture are separate disciplines, each having their own concepts. Conservation regards the protection of a historical property and the continued life of a monument, while the history of architecture tries to identify and understand the architecture of the past. Conservation deals with historical monuments that constitute remaining evidence of architectural histo...

Journal: :international journal of environmental research 2014
m. kolahi k. moriya t. sakai e. khosrojerdi v. etemad

participatory conservation, as bottom-up management, is currently the most acceptable modelfor management of protected areas across the world. social context is a central issue in the sustainablemanagement of conservation areas. it is also crucial to introducing participatory conservation. the newapproach therefore recognizes rural communities as key partners in biodiversity management and seek...

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