نتایج جستجو برای: sustainable agricultural production

تعداد نتایج: 783503  

2016
Xiuhong Wang

Increase in CO2 emissions induced by agricultural inputs in China since its socialist market economic reforms may hinder its sustainable economic development. More attention has been paid to changes in agricultural land use and overall land use benefit; however, relatively less attention has been paid to changes in CO2 emissions induced by agricultural inputs in China since the reforms. The car...

2015
Barry J. McMahon Patrick G. Wall Séamus Fanning Alan G. Fahey

The increasing world population means that there is a requirement to expand global food production. Looking at the Republic of Ireland as an example, the risks and opportunities associated with the expansion of food production are outlined, particularly in relation to zoonoses transmission. A One Health approach to sustainable food production is required to avert a potential public health probl...

2011
Qiang Fu Qiuxiang Jiang Zilong Wang

Aiming at the problems existing in the current use of agricultural water and land resources in China and in order to realize sustainable use of the two resources, we established an indicator system for comprehensive evaluation of agricultural water and land resources carrying capacity based on the Driving forces-Pressures-States-Impacts-Responses (DPSIR) concept framework. Then we took Sanjiang...

Sustainable development is one of the most important issues that can be considered from different aspects and in different contexts including sustainable agriculture. This study aimed to investigate the main strategies related to sustainable development of rice production as an important agricultural product in Guilan Province using a SWOT analysis. To this end, different internal (strengths an...

Journal: :Journal of environmental management 2015
Lingling Hou Dana L K Hoag Catherine M H Keske

This study proposes the use of marginal abatement cost curves to calculate environmental damages of agricultural systems in China's Loess Plateau. Total system costs and revenues, management characteristics and pollution attributes are imputed into a directional output distance function, which is then used to determine shadow prices and abatement cost curves for soil and nitrogen loss. Marginal...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده جغرافیا 1392

the west of esfahan province, iran, is one of the most important agricultural areas throughout the country due to the climate variability and life-giving water of zayanderood river. rice is one of the major and economic crops in this area. the most important climatic elements in agricultural activities which should be considered include temperature, relative humidity, precipitation and wind. so...

Journal: :Frontiers in plant science 2016
Alwyn Williams Daniel A. Kane Patrick M. Ewing Lesley W. Atwood Andrea Jilling Meng Li Yi Lou Adam S. Davis A. Stuart Grandy Sheri C. Huerd Mitchell C. Hunter Roger T. Koide David A. Mortensen Richard G. Smith Sieglinde S. Snapp Kurt A. Spokas Anthony C. Yannarell Nicholas R. Jordan

There is increasing global demand for food, bioenergy feedstocks and a wide variety of bio-based products. In response, agriculture has advanced production, but is increasingly depleting soil regulating and supporting ecosystem services. New production systems have emerged, such as no-tillage, that can enhance soil services but may limit yields. Moving forward, agricultural systems must reduce ...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
زهرا رنجبر کارشناس¬ارشد بخش ترویج و آموزش کشاورزی دانشگاه شیراز عزت اله کرمی استاد بخش ترویج و آموزش کشاورزی دانشگاه شیراز

iranian farmers are faced with many challenges. they must be economically efficient, produce enough food for the growing population and must be sensitive to environmental concerns. however, there is a growing concern related to the aftermath and side-effect of some agricultural activities on environment. these concerns made researches to consider agricultural activities with profound care in or...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید