نتایج جستجو برای: land under cotton cultivation

تعداد نتایج: 1197765  

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
زینب شکوهی دانش آموخته کارشناسی ارشد اقتصاد کشاورزی دانشگاه شیراز محمد بخشوده استاد اقتصاد کشاورزی دانشگاه شیراز

determinants of the adoption of land leveling in fars province were investigated through an application of logit model to data collected from a sample of 300 farmers. the results revealed that area under cultivation, farmers' education, earnings beside-farm-income, access to credits, availability of laser applied land leveling instruments and equipments in the region, as well as dam water,...

2015
Yan-Jie Zhang Su-Yan Zhang Jie Yang Yue Yan Xiang-ping Fu Shun-Bao Lu Dafeng Hui

Soil respiration (Rs) is a major source of carbon emission in terrestrial ecosystems. Despite the fact that the influence of land use practice on Rs has been widely studied, the patterns and drivers on Rs of Citrus reticulata cultivation, a worldwide land use practice are unclear. In this current study, we investigated the influence of long-term cultivation of Citrus reticulata (CO) and of CO i...

2015
Julie G. Zaehringer Peter Messerli Andrew Millington

The north-eastern escarpment of Madagascar harbours the island’s last remaining large-scale humid forest massifs surrounded by a small-scale agricultural mosaic. There is high deforestation, commonly thought to be caused by shifting cultivation practiced by local land users to produce upland rice. However, little is known about the dynamics between forest and shifting cultivation systems at a r...

2008

India is the land of spices from time immemorial, and holds the premier position in terms of the number of spices grown, the area under cultivation, and the volume of spices produced. One among the spices is turmeric, an integral component of the cultural, religious and culinary practices in the country. The total acreage under turmeric in India has been estimated variously from 60,000 to 100,0...

Journal: :بوم شناسی کشاورزی 0
فرشته مقامی مقیم علیرضا کریمی غلامحسین حق ینا آرش دوراندیش

classification and utilization of lands based on their capability are necessary for sustainable land use management. the purpose of this study was to identify and grade the effective qualities on the rainfed farming in the roin area, north khorasan province, during the year of 2011. based on field observations and literature review the land qualities including climate, rooting conditions, moist...

Journal: :Remote Sensing 2012
Jana Edlinger Christopher Conrad John P. A. Lamers Gulchekhra Khasankhanova Thomas Koellner

The expansion of irrigated agriculture during the Soviet Union (SU) era made Central Asia a leading cotton production region in the world. However, the successor states of the SU in Central Asia face on-going environmental damages and soil degradation that are endangering the sustainability of agricultural production. With Landsat MSS and TM data from 1972/73, 1977, 1987, 1998, and 2000 the exp...

Journal: :AI Magazine 2009
Ricardo Brunelli Christian von Lücken

96 AI MAGAZINE An adequate use of land resources is an essential guarantee of sustainable development, and many authors have suggested different approaches (Chi-Mei et al. 2002; Stewart, Janssen, and van Herwijnen 2004; Matthews et al. 2000; Tsuruta, Hoshi, and Sugai 2001; Bocco, Sayago, and Tartara 2002). The optimal use of soils is the basis of all forms of sustainable land use, that is, agri...

A. Jafari Ardakani F. Azimi M. Parehkar R. Bayat R. Talaei

One of the main resonator factors in watershed soil erosion is inappropriateland management including conversion of pasture land to dry-land farming.Unfortunately, the changes of Gara Su watershed usages have been very common.Thus, in order to understand the influence of land use on runoff rate and soil loss, soillosses were investigated and determined under both pasture and dry-land agricultur...

2012
Hwa-Yong Lee Eun-Ju Ham Young-Jin Yoo Eui-Sung Kim Kyu-Kwang Shim Myung-Kon Kim Chang-Duck Koo

The effects of aeration through lid filters on the hyphal growth of Lentinula edodes (oak mushroom) in sawdust cultivation bags were investigated. The aeration treatment levels were traditional 27 mm hole cotton plugs, cotton balls and combinations of seven hole sizes × two hole positions (up and under) in the lids covering plastic bags containing 1.4 kg sawdust medium at 63% moisture that had ...

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