نتایج جستجو برای: farming systems

تعداد نتایج: 1203462  

2017
Martina Lori Sarah Symnaczik Paul Mäder Gerlinde De Deyn Andreas Gattinger

Population growth and climate change challenge our food and farming systems and provide arguments for an increased intensification of agriculture. A promising option is eco-functional intensification through organic farming, an approach based on using and enhancing internal natural resources and processes to secure and improve agricultural productivity, while minimizing negative environmental i...

Journal: :علوم دامی ایران 0
محمود وطن¬خواه محمد علی طالبی محسن باقری

production, reproduction, management and economic parameters resulted from recordings of 5 flocks comprised of 720 heads of native goats during annual cycle of reproduction in transhumance, village and farming systems were employed to determine the performance of traits, cost-profit analysis as well as breeding objective. the overall mean for number of salable kid per goat in transhumance, vill...

Journal: :Current Opinion in Biotechnology 2014

2010
Poulomi Bhattacharya

The advent of scientific shrimp farming in India during 1990-91 not only boosted shrimp production but also attracted criticism on the grounds of generating adverse environmental and social impact challenging the sustainability of the system. Thus while examining the performance of alternative shrimp farming systems incorporating of the cost of negative externalities generated by shrimp farming...

ژورنال: آبزیان زینتی 2020
Eagderi, Soheil, Radkhah, Ali Reza, Sadeghinejad Masouleh, Esmaeil,

Today, the role of aquaculture in food production, economic development and food security is well known, but this industry still faces many challenges, including the prevalence of pathogens in farming systems. So far, various chemical, physical and biological methods have been used to control and prevent the spread of pathogens in farming environments, some of which are unfortunately not widely...

Journal: :Journal of environmental management 2012
H L Tuomisto I D Hodge P Riordan D W Macdonald

Organic farming practices have been promoted as, inter alia, reducing the environmental impacts of agriculture. This meta-analysis systematically analyses published studies that compare environmental impacts of organic and conventional farming in Europe. The results show that organic farming practices generally have positive impacts on the environment per unit of area, but not necessarily per p...

2012
Teruaki NANSEKI Yoshitaka FUJII Katsuyoshi WATANABE Shigeyoshi TAKEUCHI

In modern farming, it is indispensable to monitor the field environment, crop conditions, and farming operations. To support these activities at farm level, we have developed several types of farm operation monitoring systems based on various needs of farms. FVS (Farming Visualization System) is one of such systems and designed in order to record and replay all the information of farming operat...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1394

with the increasing population and the need for more food, as well as with the development of science and technology, human approach to unnatural and often chemical inputs to increase agricultural production has been a great expansion and problems such as increased cancers, chronic diseases has created environmental pollution. implementation of organic organic is a solution to these problems . ...

Journal: :Axioms 2016
Gary E. Horne Theodore E. Meyer

Data Farming, network applications and approaches to integrate network analysis and processes to the data farming paradigm are presented as approaches to address complex system questions. Data Farming is a quantified approach that examines questions in large possibility spaces using modeling and simulation. It evaluates whole landscapes of outcomes to draw insights from outcome distributions an...

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