نتایج جستجو برای: greenhouse cucumber production
تعداد نتایج: 636358 فیلتر نتایج به سال:
aphis gossypii glover is one of the most important pests of greenhouse cucumber and pepper in the world and iran. in this research, life table and biology of a. gossypii were investigated on cucumber (cucumis sativus cv. super sultan) and pepper (capsicum annum cv. marqueza) in a growth chamber at 25±1°c and 60±5% rh and a photoperiod of 14 l: 10 d hour.the results showed thatdevelopmental time...
Background: Dithiocarbamates, the main group of fungicides, are used to control about 400 pathogens in more than 70 crops. These pesticides are widely applied to crops including potato, cereal, apple, pear and leafy vegetables throughout the world since 1960. From the late 1980s, using these fungicides has caused much debate among regulators about their long-term effects on consumers and occupa...
abstract soil moisture measurement and control is a base to employ optimal management methods for reducing water consumption and improvement of the product quality. the main objective of this research was increasing the efficiency of water consumption in a greenhouse condition. this study was carried out in the framework of three treatments of soil potential including irrigation at 40, 60 and 8...
Andalusia, southern Spain, is a major horticultural production region within the Mediterranean, where over 10,000 ha are dedicated to the production of pepper (Capsicum annuum L.). Approximately two-thirds of the area dedicated to this crop is in a greenhouse and the remaining one-third is comprised of open field crops. Using pepper as a model, we identified and compared the major diseases caus...
اندازهگیری تغییرات باقیمانده قارچکش متالاکسیل در خیار تولید شده تحت شرایط گلخانههای صنعتی و سنتی
Vegetable crops are exposed to repeated spraying against the pests and diseases during the growing sessions. Crops such as greenhouse cucumber are usually harvested a short time after spraying, bearing a high level of pesticides with them. This fact justifies a research on this problem. This research was carried out to determine the effects of metalaxyl (a fungicide commonly used in greenhouse)...
Greenhouse technology intensively increased in Gaza Strip and used large amounts of insecticides and fungicides for pest control. This created toxicity symptoms among farmers. This study characterized the acute toxicity of applied pesticides among farmers working in greenhouses. The study based on data collection from 57 greenhouse farmers, blood collection for acetylcholine esterase determinat...
background; dithiocarbamates, the main group of fungicides, are used to control about 400 pathogens in more than 70 crops. these pesticides are widely applied to crops including potato, cereal, apple, pear and leafy vegetables throughout the world since 1960. from the late 1980s, using these fungicides has caused much debate among regulators about their long-term effects on consumers and occupa...
اندازهگیری تغییرات باقیمانده قارچکش متالاکسیل در خیار تولید شده تحت شرایط گلخانههای صنعتی و سنتی
Vegetable crops are exposed to repeated spraying against the pests and diseases during the growing sessions. Crops such as greenhouse cucumber are usually harvested a short time after spraying, bearing a high level of pesticides with them. This fact justifies a research on this problem. This research was carried out to determine the effects of metalaxyl (a fungicide commonly used in greenhouse)...
The rationale for the need to improve greenhouse complexes using energy-saving technologies growing vegetable products, including cucumber, is presented. purpose of work justify use modern electrical in protected ground structures increase productivity cucumber. Based on objectives study, following tasks were identified: analysis operating modes equipment identify ways its and reduce energy cos...
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