نتایج جستجو برای: types of farming
تعداد نتایج: 21173611 فیلتر نتایج به سال:
abstract this study evaluated and compared medical terminology and english for the students of medicine (ii) as two representatives of the textbooks available on the iranian market for teaching english to the students of medicine. this research was performed on the basis of a teacher’s and a number of students’ attitudes and the students’ needs analysis for two reasons: first, to investigate...
The growth of organic farming practices in the last few decades is continuing to stimulate the international debate about this alternative food market. As a p art of a PhD project r esearch about embeddedness in Alternative Food Networks (AFNs), this paper focuses on the promotional aspects of organic farms websites from the Madrid region. As a theoretical tool, some knowledge categories drawn ...
cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
Retrospective assessment of pesticide exposure is complex; however, patterns of pesticide use strongly depend on farming type, which is easier to assess than pesticide exposure. Our aim was to estimate Parkinson's disease (PD) prevalence in five French districts in 2007 among affiliates of Mutualité Sociale Agricole (MSA) and to investigate the relation between PD prevalence and farming type. W...
The origins of farming is the defining event of human history--the one turning point that has resulted in modern humans having a quite different type of lifestyle and cognition to all other animals and past types of humans. With the economic basis provided by farming, human individuals and societies have developed types of material culture that greatly augment powers of memory and computation, ...
targeted extension for heterogeneous farming systems is a challenge in developing countries. farm type identification and characterization based on estimates of income from different farm components allows simplifying diversity in farming systems. use of multivariate statistical techniques, such as principal component analysis (pca) and cluster analysis (ca), help in such farm typology delineat...
This paper proposes a new typology to analyze trends among family and nonfamily farms in the Brazilian Amazon between 2006 2015. We highlight two opposite trends: decreasing number of farmers linked commercial production; an increasing dedicated subsistence agriculture. discuss main factors that help explain these trends. First, official legislation limits total income obtained outside farm be ...
Efficient feeding plays a vital role in the success of fish farming operations. In recent years, there has been growing need to develop auto-feeder technologies that not only optimize feed utilization but also reduce labor costs and environmental impact. This abstract explores various types contribute achieving independence farming. The paper delves into three primary categories auto-feeders: d...
The purpose of this preliminary study was to define the vertical migration pattern in the dinoflagellate community in the shallow coastal sea. Migrations were followed in an area of mussel farming, through two 24-hour samplings, first during mixed and second during stratified water column conditions. Despite variable physical environment we were able to follow vertical migrations of some autotr...
Introduction Animal husbandry and livestock raising as the most important agricultural sub-sector reduces poorest peoplechr('39')s vulnerability all over the world by providing them a "food safety network". In this regard, ranchers are facing key challenges such as low yields of cattle, lack and fragmentation of pasture, water shortage and need to irrigate pastures and meadows, competition for...
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