نتایج جستجو برای: soil conservation

تعداد نتایج: 276482  

2001
Berhanu Gebremedhin Scott M. Swinton

A double hurdle statistical analysis of 250 farms in the Tigray region of Ethiopia reveals different causal factors for soil conservation adoption versus intensity of use. Farmers’ reasons for adopting soil conservation measures vary sharply between stone terraces and soil bunds. Long-term investments in stone terraces were associated with secure land tenure, labour availability, proximity to t...

Journal: :journal of agricultural science and technology 2014
m. haghjou b. hayati d. momeni choleki

in recent decades, large investments have been made to introduce soil conservation methods, but most of these efforts have had limited success in achieving the goals. as a result, attempt to identify the factors deterring or promoting adoption of soil conservation practices is important. therefore, this study aimed to investigate factors affecting adoption of soil conservation practices by rain...

Mohamad Chizari Mosayeb Baghaie,

Objective: The main purpose of this research is review of principles, concepts, problems and solutions of soil ethic. Methods: In this research by descriptive method and Delphi technique was used for identifying soil ethical concepts, soil ethical principles, problems and difficulties of soil ethics in Iran and al around the world and suggestions for improvement of soil ethics in Iran. The popu...

Mohamad Chizari Mosayeb Baghaie,

  The main purpose of this research is review of principles, concepts, problems and solutions of soil ethic. In this research by descriptive method and Delphi technique was used for identifying soil ethical concepts, soil ethical principles, problems and difficulties of soil ethics in Iran and al around the world and suggestions for improvement of soil ethics in Iran. The population of this re...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
معصومه نصیری دانشجوی کارشناسی ارشد دانشگاه علوم کشاورزی و منابع طبیعی گرگان علی نحفی نژاد استادیار گروه آبخیزداری دانشگاه علوم کشاورزی و منابع طبیعی دانشگاه گرگان علی دریجانی استادیار گروه مهندسی اقتصاد کشاورزی دانشگاه علوم کشاورزی و منابع طبیعی دانشگاه گرگان امیر سعدالدین استادیار گروه آبخیزداری دانشگاه علوم کشاورزی و منابع طبیعی دانشگاه گرگان

nowadays soil erosion is considered as a serious threat to human's life and his welfare. when soil erosion not properly controlled, the fertility would gradually decrease. adoption of appropriate soil conservation practices along with socio-economic factors' assessment can be used to increase farmers' awareness and acceptance of soil conservation, and to diminish soil erosion dam...

2017
Kjell B. Esser

Conservation agriculture is often presented as being ‘climate smart’ due to anticipated increases in soil moisture. The extent of enhanced water availability in farmers’ fields is, however, poorly documented. This paper presents five data sets describing soil moisture in fields of small-scale conservation and conventional farmers in the Agro-ecological Zone IIa, Zambia. The data include (1) soi...

Mohamad Chizari Mosayeb Baghaie,

  The main purpose of this research is review of principles, concepts, problems and solutions of soil ethic. In this research by descriptive method and Delphi technique was used for identifying soil ethical concepts, soil ethical principles, problems and difficulties of soil ethics in Iran and al around the world and suggestions for improvement of soil ethics in Iran. The population of this re...

1996
Evan Mercer Subhrendu Pattanayak

Although advocates of agroforestry have promoted soil conservation as one of its primary benefits, empirical estimates of these benefits have been lacking due to temporal and spatial complexity of agroforestry systems and soil resource dynamics. This study aims to reduce this gap by designing and testing a three stage farm level productivity methodology for economic evaluation of soil conservat...

Journal: :Nature 1948

Journal: :پژوهش های زراعی ایران 0
عبدالهی عبدالهی غدیری غدیری بحرانی بحرانی

abstract conservation tillage practices integrated with appropriate residue management is an efficient approach in sustainable agriculture to prevent the removal or burning of crop residues. two years field experiments were conducted to evaluate the effect of wheat residue management on yield, yield component and morphophysiological characteristics of corn. experimental design was split plot us...

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