Results 21 to 30 of about 235,257 (257)

Diurnal and Seasonal Variations of Photosynthetic Energy Conversion Efficiency of Field Grown Wheat

open access: yesFrontiers in Plant Science, 2022
Improving canopy photosynthetic light use efficiency and energy conversion efficiency (εc) is a major option to increase crop yield potential. However, so far, the diurnal and seasonal variations of canopy light use efficiency (LUE) and εc are largely ...
Qingfeng Song   +7 more
doaj   +1 more source

Water Use Efficiency of Acacia seyal (Del.) in extreme arid environment prevails in South-Western Desert, Egypt [PDF]

open access: yesAswan University Journal of Environmental Studies, 2020
The present investigation involves the studies of water use efficiency of Acacia seyal (Del.) seedlings under extreme arid conditions. Experiments were performed in a hyper arid environment to study the effects of drought stress using different water ...
Usama A.A Radwan   +2 more
doaj   +1 more source

Light interception and radiation use efficiency of cotton [PDF]

open access: yes, 2021
Η συσσώρευση ξηράς ουσίας από μια καλλιέργεια είναι μια άμεση συνάρτηση της ποσότητας της ακτινοβολίας που αναχαιτίζεται από την φυλλική επιφάνεια. Η αποτελεσματικότητα μιας καλλιέργειας να μετατρέπει την αναχαιτισμένη ακτινοβολία σε ξηρή μάζα ονομάζεται αποδοτικότητα χρήσης ακτινοβολίας.
openaire   +1 more source

Evaluation Nitrogen and Radiation Use Efficiency of Wheat (Triticum aestivum) under Irrigation Levels [PDF]

open access: yesIkufīziyuluzhī-i Giyāhān-i Zirā̒ī, 2014
Water and nitrogen are among the most important limiting factors controlling yield in crops. With due attention to importance this subject, in wheat a split plot experiment was carried out in the field, using randomized complete block design with three ...
A. Ghanbari   +3 more
doaj  

Efficient sound radiation using a bandgap structure [PDF]

open access: yesApplied Physics Letters, 2019
This work reports on the use of bandgaps to increase the efficiency of sound radiation employing defect modes on a phononic crystal (PnC). A PnC consisting of a 2D array of studs on an aluminum plate is considered, and a defect is created by removing four studs.
Jung, Jaesoon   +2 more
openaire   +2 more sources

Radiation interception and radiation use efficiency in mixtures of winter cover crops

open access: yesField Crops Research, 2021
Abstract Context Cover crops are sown in autumn after harvest of a main crop to capture residual nitrogen and to build biomass that will contribute to soil organic matter after being ploughed under. Mixtures are purportedly more productive than pure stands of single species.
Elhakeem, Ali   +2 more
openaire   +1 more source

Solar radiation levels modify the growth traits and bromatological composition of Cichorium intybus

open access: yesAdvances in Horticultural Science, 2017
Shading greenhouse may be an effective method to achieve a suitable environment for crop growth and to enhance crop yield and quality in places or seasons where there is high light intensity.
F. Schwerz   +6 more
doaj   +1 more source

Integrated Crop Management Practices Improve Grain Yield and Resource Use Efficiency of Super Hybrid Rice

open access: yesFrontiers in Plant Science, 2022
Super hybrid rice genotypes have transformed the rate of genetic yield gain primarily due to intersubspecific heterosis, although the physiological basis underpinning this yield transformation has not been well quantified.
Jun Deng   +10 more
doaj   +1 more source

Water and radiation use efficiencies of irrigated biomass sorghum in a Mediterranean environment

open access: yesItalian Journal of Agronomy, 2011
Biomass sorghum (Sorghum bicolor L. Moench) is a crop that can be used for energy production in the bioethanol chain and a greater knowledge of its potential and response to irrigation water levels could help to assess its potential diffusion in ...
Pasquale Garofalo   +3 more
doaj   +1 more source

THE EFFECT OF WATER STRESS ON RADIATION INTERCEPTION, RADIATION USE EFFICIENCY AND WATER USE EFFICIENCY OF MAIZE IN A TROPICAL CLIMATE

open access: yesTurkish Journal Of Field Crops, 2017
This study was conducted to investigate the effect of deficit irrigation on radiation capture, radiation use efficiency (RUE) and water use efficiency (WUE) in maize production, and to assess how these factors impact biomass production in water stress environments. Five irrigation levels were investigated: a full irrigation treatment with a water depth
GREAVES, Geneille E., WANG, Yu-Min
openaire   +3 more sources

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