نتایج جستجو برای: organic farm

تعداد نتایج: 237788  

Journal: :Canadian Journal of Agricultural Economics/Revue canadienne d'agroeconomie 2019

2004
Merja Eurola Veli Hietaniemi Markku Kontturi Hannu Tuuri Markku Niskanen Marketta Saastamoinen

Se-supplemented fertilization is the main factor affecting the selenium (Se) contents of cereals in Finland. Soil and climatic conditions determine the activity of selenate added to soils and bioavailability to plants. In the present study the Se contents and its variation in Finnish oats, the differences between oat cultivars and cultivation techniques were examined. The selenium (Se) contents...

1997
M. F. Abd El-Sabour

Describes field experiments to determine the effects of previous organic waste composts, using different types and application rates, on sunflower yield. Oil, carbohydrates and metal content were evaluated. Experiments were conducted in the Nuclear Research Centre Farm, in sandy, infertile soil. Results show a remarkable increase in dry matter and seed yields, due to previous single compost add...

Journal: :Applied and environmental microbiology 2003
Martina S Girvan Juliet Bullimore Jules N Pretty A Mark Osborn Andrew S Ball

Degradation of agricultural land and the resulting loss of soil biodiversity and productivity are of great concern. Land-use management practices can be used to ameliorate such degradation. The soil bacterial communities at three separate arable farms in eastern England, with different farm management practices, were investigated by using a polyphasic approach combining traditional soil analyse...

2005
Pete Livingston

One of the major goals of the Sustainable Agriculture Farming initiatives at UC Davis is to provide information about the feasibility of adopting conservation tillage and cover cropping at the farm level. The project includes two tillage schemes: standard tillage (ST) and conservation tillage (CT), and three farming methods: conventional, organic, and winter legume cover crop. All three product...

2017
Shang-Yu Liu Chen-Ying Yen Kuang-Nan Tsai Wei-Shuo Lo

The proposed conceptual framework explores how small-scale farms can combine agricultural products and tourism into an eco-innovation strategy. This paper presents a case study conducted on a family-run farm within the territory of the Paiwan tribal community of the North Dawu Mountain situated in the Central Mountain Range of Taiwan. The area has become an important coffee-farming region since...

2007
Nadine Lehrer

Rural Realities is published by the Rural Sociological Society, Brigham Young University, 2019 JFSB, Provo, Utah 84602 [email protected] http://www.ruralsociology.org • The farm bill creates dual incentives for both crop production and conservation. Frequently, these two goals pull in opposite directions; subsidies lead farmers to focus on crops that depend heavily on water, contribute to...

2016
Angelina Sanderson Bellamy Ola Svensson Paul J. van den Brink Michael Tedengren

Export banana production in Latin America is pesticide intensive, receiving much negative publicity regarding human health problems and environmental degradation. The Rainforest Alliance (RA) certification scheme was established to certify farms that met a number of social, occupation health and environmental standards set by RA and their certifying body, the Sustainable Agriculture Network (SA...

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