Results 31 to 40 of about 4,187 (295)

Comparative Study on Object-Oriented Identification Methods of Plastic Greenhouses Based on Landsat Operational Land Imager

open access: yes, 2023
The rapid and precise acquisition of the agricultural plastic greenhouse (PG) spatial distribution is essential in understanding PG usage and degradation, ensuring agricultural production, and protecting the ecological environment and human health. It is
Yang Yi   +6 more
core   +1 more source

Dynamic Response Analyses of Plastic Greenhouse Structure considering Fluctuating Wind Load

open access: yesAdvances in Civil Engineering, 2021
Wind load is one of the main factors of plastic greenhouse collapse. To solve the dynamic response problem of greenhouses under wind load and determine the dangerous section of a skeleton structure, the investigated lump method is presented for the ...
Yingchun Jiang   +4 more
doaj   +1 more source

Usage strategy of phase change materials in plastic greenhouses, in hot summer and cold winter climate

open access: yes, 2020
Plastic greenhouses are basically used to create a warmed and protected growing area for plants. In the hot summer and cold winter climate, the consumption of the heating system for a greenhouse is the major operating cost.
Zhu, Yipan,   +3 more
core   +1 more source

Cherry tomato yield in greenhouses with different plastic covers

open access: yesCiência Rural, 2017
: The objective of the present study was to evaluate the influence of different plastic covers on microclimate and cherry tomato yield in greenhouses.
Ester Holcman   +2 more
doaj   +1 more source

Propagation Characteristics of Radio Wave in Plastic Greenhouse

open access: yes, 2016
In order to realize the deployment of wireless sensor network in large areas of plastic greenhouses. The propagation characteristics of radio wave in plastic greenhouse were studied. The Received Signal Strength Index (RSSI) in greenhouse and between greenhouses were studied, and the logarithmic path loss model for RSSI was established.
Jizhang Wang, Yuli Peng, Pingping Li
openaire   +2 more sources

Tomato bacterial diseases in plastic greenhouses and fields in Mersin, Turkey

open access: yes, 2018
Mersin is the second most intensive tomato-producing city in Turkey, with a harvest of 470,239 tons of tomatoes. Tomato is produced in plastic greenhouses in coastal areas of Mersin in winter, and open fields on the plateau are used for summer growth. In
Gunes M., Aysan Y.
core   +1 more source

Efficacy of Intermittent Theta‐Burst Stimulation for Prolonged Disorders of Consciousness: A Prospective, Randomized, Controlled Trial

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Emerging evidence suggests that low‐frequency neural oscillations are dynamically regulated by consciousness levels, with the recovery of low cortical activity potentially serving as a neurophysiological substrate for conscious emergence. Targeted enhancement of these low‐frequency rhythms in patients with disorders of consciousness
Chuan Xu   +10 more
wiley   +1 more source

Integration of Active Solar Thermal Technologies in Greenhouses: A Mini Review

open access: yesFrontiers in Energy Research, 2021
Traditional agricultural greenhouses have been used to grow vegetables in the winter without any auxiliary heating. However, crop production is highly influenced by soil and air temperatures, humidity, and solar radiation.
Ding Ding
doaj   +1 more source

Evolution of prokaryotic colonisation of greenhouse plastics discarded into the environment

open access: yesEcotoxicology and Environmental Safety, 2022
Current knowledge on the capacity of plastics as vectors of microorganisms and their ability to transfer microorganisms between different habitats (i.e. air, soil and river) is limited. The objective of this study was to characterise the evolution of the bacterial community adhered to environmental plastics [low-density polyethylene (LDPE)] across ...
Martínez-Campos, Sergio   +11 more
openaire   +5 more sources

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