نتایج جستجو برای: Sustainable agriculture

تعداد نتایج: 179698  

2015
Sarah Velten

The idea of a sustainable agriculture has gained prominence since the publication of the Brundtland Report in 1987. Yet, the concept of sustainable agriculture is very vague and ambiguous in its meaning, which renders its use and implementation extremely difficult. In this systematic review paper, we aim to advance understandings of sustainable agriculture from a social science and governance p...

Azadeh Noorollah Noorivandi

Identifying role of extension system in adoption of new technologies have important role to developing favorable extension systems. For supporting sustainable agriculture in Iran needs extension systems to be carefully thought and accurately implemented. The purpose of this is analyzing role of extension activities in adoption of sustainable agriculture. Based on the results the attending agric...

2010
Justin S. Ellis Julia Gaskin

Introduction Much of the early development and diffusion of sustainable agriculture information has occurred outside of traditional avenues for agricultural information exchange. Studies have shown that farmers engaged in sustainable agriculture obtain most of their information on sustainable practices predominately from other farmers, followed by private non-profits, other educational organiza...

2000
M.V.K. Sivakumar W. Baier

Current concerns with the sustainability of agroecosystems in different parts of the world have hightened the awareness for careful use of the natural resource base on which agriculture depends. For proper and efficient use of soils and plant/animal genetic material, knowledge of the role of climate is an essential precondition. Several elements of the chapters in Agenda 21, a global plan of ac...

Journal: :Pest management science 2004
Richard H Bromilow

Sustainable agriculture is essential for man's survival, especially given our rapidly increasing population. Expansion of agriculture into remaining areas of natural vegetation is undesirable, as this would reduce biodiversity on the planet. Maintaining or indeed improving crop yields on existing farmed land, whether on a smallholder scale or on larger farms, is thus necessary. One of the limit...

Journal: :international journal of agricultural science, research and technology in extension and education systems 2011
azadeh noorollah noorivandi

identifying role of extension system in adoption of new technologies have important role to developing favorable extension systems. for supporting sustainable agriculture in iran needs extension systems to be carefully thought and accurately implemented. the purpose of this is analyzing role of extension activities in adoption of sustainable agriculture. based on the results the attending agric...

2012
Mikael Hildén Pekka Jokinen Jyrki Aakkula

The concept of sustainability has been a part of theory and practice in agriculture for a long time, but the diverse roots of the concept have led to a number of different definitions of sustainable agriculture. This paper provides an overview of the policy development of sustainable agriculture in Finland by examining internal and external discourses of sustainability and the evolution in diff...

Journal: :Journal of animal science 2004
R K Heitschmidt L T Vermeire E E Grings

The objective of this paper is to examine the sustainability of rangeland agriculture (i.e., managed grazing) on a world-wide basis, with a focus on North America. Sustainability is addressed on three fronts: 1) ecological, 2) economic, and 3) social acceptance. Based on previous and on-going research, we suggest that employment of science-based rangeland grazing management strategies and tacti...

2005
N. V. Hue J. A. Silva

Sustainable agriculture, which is characterized by farming profitably while minimizing damage to the environment, is not easy to practice. “Conventional” agriculture in the USA is commonly considered to involve practices that have potential to damage the environment. These include tilling the soil excessively, overapplying readily soluble inorganic fertilizers (“chemical fertilizers”), and over...

2012
Charles J. Godfray Andrew Balmford John Barrett Marian Dawkins Liam Dolan David Fraser Andy Haines Brian Harris Mario Herrero Irene Hoffmann John Ingram Richard Perkins Anna Saunders Pete Smith Phil Thornton Camilla Toulmin Sonja Vermeulen Jeff Waage Kathy Willis Tara Garnett Charles Godfray

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