نتایج جستجو برای: greenhouse crops

تعداد نتایج: 71599  

2016
Man Zhang Yuhan Ji Ting Li Minzan Li

Solar greenhouse, as an intelligent production system, is a trend in the development of facility agriculture. The major crops cultivated in greenhouses are high-value crops such as leafy vegetables, fruit vegetables, and flowering plants. Wireless sensor network (WSN) is a new technology of information acquisition that has been widely used in agriculture, especially in greenhouses. Environmenta...

Journal: :Proceedings of the New Zealand Weed and Pest Control Conference 1984

Journal: :Canadian Journal of Plant Science 1974

2003
Hugo Challa

Although the physiological principles involved in the growth of greenhouse and field crops are not basically different, the development of models for greenhouse crops to some extent has followed its own way. This is mainly due to the specific characteristics of the crops and of the greenhouse production systems involved. Many important greenhouse crops are multi-harvest crops, where the balance...

خوشکام, سیبگل , ساعی, مهدیه,

Abstract Jiroft area, with upwards of 1250 ha of greenhouses and 250000 ton of yield, is one of the most important areas for production and supply of greenhouse products in Iran. Lettuce is one of the salad vegetable crops that is planted in vast areas in open space and greenhouse conditions. In this study, Great Lakes 118 lettuce variety was planted in a split-plot experiment with factorial d...

امینی, امیرمظفر , صندوقی, عطیه , یوسفی, علی ,

The aim of this study was to evaluate the factors affecting the attitude of cucumber and tomato greenhouse farmers toward production of healthy crops in Isfahan County. Data were collected on a sample of 110 farmers through face-to-face interviews based on a comprehensive structured questionnaire. Validity and reliability of the questionnaire was initially evaluated on a pre-test study respecti...

2002
Bharat P. Singh

Crops that are not part of the customary diet of the local population and grown primarily for their high cash values and export potentials are categorized as nontraditional. Recently, several African countries have gone into the production of nontraditional fruits and vegetables of temperate origin in order to diversify their agricultural exports and increase hard currency earning. Most develop...

2010
Claire P. McSwiney Sven Bohm Peter R. Grace Philip Robertson

J. Nat. Resour. Life Sci. Educ. 39:125–131 (2010). doi:10.4195/jnrlse.2009.0021 • http://www.JNRLSE.org © American Society of Agronomy 5585 Guilford Road, Madison, WI 53711 USA ABSTRACT Opportunities for farmers to participate in greenhouse gas (GHG) credit markets require that growers, students, extension educators, offset aggregators, and other stakeholders understand the impact of agricultur...

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