Results 21 to 30 of about 2,869,904 (312)

Energy production of poplar clones and their energy use efficiency

open access: yesiForest - Biogeosciences and Forestry, 2014
The poplar clones of Robusta and I-214 (Populus × euramericana) are characterized by fast growth and high quality biomass production. The calorific values for these poplar clones were determined, and modelling of calorific production of the entire poplar
Jamnická G   +4 more
doaj   +1 more source

Effects of Hydraulic Loading Rate on Spatial and Temporal Water Quality Characteristics and Crop Growth and Yield in Aquaponic Systems

open access: yesHorticulturae, 2020
Aquaponics is a rapidly growing food-production system integrating aquaculture and hydroponic crop production through an energy-intensive water recirculation process.
Teng Yang, Hye-Ji Kim
doaj   +1 more source

Reasearch of Energy use efficiency for maize production systems in Izeh, Iran

open access: yesActa Agriculturae Slovenica, 2012
This study was carried out in Khuzestan province in Iran and aim of investigation was energy analysis (input-output) of maize production systems in Izeh County of Iran.
SH. LORZADEH   +3 more
doaj   +1 more source

Thermostat settings in English houses No evidence of change between 1984 and 2007 [PDF]

open access: yes, 2010
Rising demand temperatures are widely blamed for UK home energy use not declining over time despite the increased efficiency of dwelling envelopes and heating technologies The hypothesis that thermostat settings have risen over time is tested using a ...
Shipworth, M
core   +1 more source

Prikaz knjige „Energetski kompleksi u transportu“ autora L. I. Grečihina i N. G. Kuca

open access: yesVojnotehnički Glasnik, 2013
U ovoj knjizi dat je prikaz rada motora sa unutrašnjim sagorevanjem, opisana njegova efikasnost, a takođe urađena analiza osnovnih pravaca usavršavanja rada toplotnih motora sa unutrašnjim sagorevanjem.
Nebojša N. Gaćeša
doaj   +1 more source

An Investigation on the Energy Balance and Greenhouse Gas Emissions of Orange Production in Turkey

open access: yesEnergies, 2022
In agricultural production, it is important to determine where input usage saving can be implemented by taking energy use into consideration and to analyze the greenhouse gas emissions of agricultural activities.
Burak Saltuk   +5 more
doaj   +1 more source

Effect of different housing systems (cages versus floor) on energy efficiency analysis of meat type Japanese quails

open access: yesIndian Journal of Animal Sciences, 2016
The aim of the present study was to make an energy efficiency analysis of Japanese quails reared under cage and floor conditions in Bingöl province of Turkey. Japanese quails (1,000) were utilized for trials and measurements.
OSMAN GOKDOGAN   +4 more
doaj   +1 more source

Setting up Energy Efficiency Management in Companies: Preliminary Lessons Learned from the Petroleum Industry

open access: yesEnergies, 2020
In the era of expensive energy carriers and care for the climate, companies are keen to take action towards bolstering energy efficiency. Businesses often lack data on actual energy consumption to date, are rarely equipped with adequate analytical tools,
Bartlomiej Gawin, Bartosz Marcinkowski
doaj   +1 more source

Energy Efficiency of Oat:Pea Intercrops Affected by Sowing Ratio and Nitrogen Fertilization

open access: yesAgronomy, 2022
This study analyzed energy input (direct and indirect), energy output, net-energy output, energy use efficiency, energy intensity, and the energy productivity of oat:pea intercrops as affected by sowing ratio (oat:pea (%:%): 100:0, 75:25, 50:50, 25:75, 0:
Gerhard Moitzi   +4 more
doaj   +1 more source

Investigation the energy indices and greenhouse gases emission in soybean production, Golestan Province [PDF]

open access: yesعلوم محیطی, 2021
Introduction: Inputs such as chemical fertilizers, fossil fuels, electricity, seed, and machinery consume energy in soybean production. This energy consumption is expected to cause Greenhouse Gases Emissions (GHG).
Nasibe Rezvantalab   +4 more
doaj   +1 more source

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