نتایج جستجو برای: agricultural sustainability

تعداد نتایج: 160795  

Journal: :اقتصاد و توسعه کشاورزی 0
محسن عادلی ساردوئی باب اله حیاتی شاپور ظریفیان سیدداود حسینی نسب

abstract in recent decades, more consumption of agricultural inputs led to growth in agricultural products in the world. however, problems occurred due to the lack of attention to environmental issues and risks of excessive consumption of chemicals on human health become a concern for people and policy makers. to solve the problem, sustainable agriculture has been considering by authorities. th...

2014
Pamela C. Ronald

Over the last 300 years, plant science research has provided important knowledge and technologies for advancing the sustainability of agriculture. In this Essay, I describe how basic research advances have been translated into crop improvement, explore some lessons learned, and discuss the potential for current and future contribution of plant genetic improvement technologies to continue to enh...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
هاجر حسن شاهی هوشنگ ایروانی خلیل کلانتری

agricultural sustainability (as) in farming systems has turned into an extremely sensitive issue, which has attracted the attention of most researchers in recent years. the main objective of this survey research was to assess the situation with regard to different levels of farming system sustainability among wheat growing farmers in agricultural production cooperatives in fars province of iran...

Sustainable agriculture is a holistic approach to produce food, fiber, feed and fuel in a way that does not damage the environment and also must meet the needs of the present and future population of the world, while considering agro-ecosystem health, social and economic equity and profitability. Therefore, the sustainable agriculture cannot be isolated from the concept of sustainable developme...

2010

When the young Danish dairy farmer, Svend Petersen, completed the last round of his large cowshed on a dark November night in 2007, New Zealand farmer Gordon Grey of the same age had just started his working day by checking the operation of his centre pivot irrigator. The two farmers are, as individuals and as members of two distinct societies, of course different. At this particular point in t...

Journal: :international journal of agricultural management and development 2014
seyed abolghasem mortazavi reza hezareh sina ahmadi kaliji samira shayan mehr

water resources sustainability is one of the major issues in the agricultural sustainability. in this study sustainability of water resources has been investigated by use of linear and non-linear models in six models based on optimal utilization of water resources in the north parts farms of iran because of incorrect use of agricultural water resources, from 2011 to 2012. also “gross margin per...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2008
Jules Pretty

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 ...

Providing people's feed requirement, raw materials for industry, employment and creating incomes is important; strengthening and developing the agricultural sector has a significant role in consolidating the economic foundations of developing countries; for this reason, the stability and sustainability of agricultural sector growth. For this reason, the stability and sustainability of the agric...

Khajeshahkohi, Alireza, Abdollahzadeh, Gholamhossein, Sharifzadeh, Mohammad Sharif,

Introduction It is difficult to measure sustainable agriculture as a multidimensional concept. While it is relatively easy to express philosophical definitions of agriculture sustainability, providing an operational and methodology definition for evaluating the level of sustainability is difficult. Different methodological approaches have been formulated and developed to assess the sustainab...

2012
Fusuo Zhang Zhenling Cui Xinping Chen Xiaotang Ju Jianbo Shen Qing Chen Xuejun Liu Weifeng Zhang Guohua Mi Mingsheng Fan Rongfeng Jiang

While the concept of sustainability as a goal has become widely accepted, the dominant agricultural paradigm still considers high yield and reduced environmental impact being in conflict with one another. During the past 49years (1961–2009), the 3.4-fold increase in Chinese agricultural food production can

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید