نتایج جستجو برای: sustainable irrigation
تعداد نتایج: 164097 فیلتر نتایج به سال:
Abstract As part of the semi-arid region, Ghana falls within West African Sahel region with high climatic variability and severe droughts, especially in Northern parts. The is characterized as one driest Ghana. It experiences rainy season a year, though agriculture main economic activities. Nanton district consists farming communities. However, there limited availability water for crop watering...
Concerns about sustainability in agricultural systems centre on the need to develop technologies and practices that do not have adverse effects on environmental goods and services, are accessible to and effective for farmers, and lead to improvements in food productivity. Despite great progress in agricultural productivity in the past half-century, with crop and livestock productivity strongly ...
Joint assessment of groundwater-surface water resources can help develop sustainable regional water management plans for intensive agriculture. In this study, we estimated allowable groundwater and surface water quantities using a water balance model, WetSpass-GMS, for the Sanjiang Plain (10.9 × 104 km2), one of the most important grain production bases in China. We then applied a double contro...
This paper distills core lessons about how researchers (scientists, engineers, planners, etc.) interested in promoting sustainable development can increase the likelihood of producing usable knowledge. We draw the lessons from both practical experience in diverse contexts around the world and from scholarly advances in understanding the relationships between science and society. Many of these l...
BACKGROUND The tourism industry which is one of the most dynamic economic activities in today's world plays a significant role in the sustainable development. Therefore, in addition to paying attention to tourism, sustainable tourism must be taken into huge account; otherwise, the environment and its health will be damaged irreparably. METHODS To determine the level of sustainability in this ...
This paper presents insights and action proposals to better harness technological innovation for sustainable development. We begin with three key insights from scholarship and practice. First, technological innovation processes do not follow a set sequence but rather emerge from complex adaptive systems involving many actors and institutions operating simultaneously from local to global scales....
Aims & Backgrounds: Today, environmental developments, climate change, and energy problems are major challenges in the world. Although Iran has been at the beginning of sustainable development regarding the buildings sustainability evaluation systems and has developed general guidelines and standards in this area, no effective action has been taken about schools. The present study aim is to det...
sustainable economical production of tea depends on the proper use of water and fertilizer. for this purpose, the role of supplemental irrigation and nitrogen fertilizer on economical production of tea plantations was studied by assessment of yield, production function, water use efficiency, and benefit/cost ratio, and final return in a field experiment at feshalam tea research station in fouma...
Common purslane is a warm season plant which had a lot of medicinal properties. An experiment was conducted as a split plot design arranged in completely randomized block design with three replications in the research field of Agricultural Sciences and Natural Resources University of Khuzestan during 2015-2016. In this experiment, the main plots consisted of four levels of irrigation intervals...
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