Results 31 to 40 of about 90,996 (300)

Let there be light : light interception method update for oil palm (Elaeis guineensis Jacq.) canopies [PDF]

open access: yes, 2018
Light interception (photosynthetically active radiation, PAR) experiments in oil palm (Elaeis guineensis Jacq.) plantations are scarce and often performed decennia ago, in Southeast Asia and without a clear methodology.
Bonneau, Xavier   +4 more
core   +2 more sources

Milk production of crossbred holstein × zebu on different pasture-management strategies

open access: yesBioscience Journal, 2020
The objective of this study was to evaluate nutrient intake and digestibility, yield and components of milk from Holstein × Zebu cows on Tanzania grass pastures using a fixed-rest period or 95% light interception. The treatments consisted of evaluations
Danielle Ferreira Baffa   +5 more
doaj   +3 more sources

Quantification of the effects of architectural traits on dry mass production and light interception of tomato canopy under different temperature regimes using a dynamic functional-structural plant model [PDF]

open access: yes, 2014
There is increasing interest in evaluating the environmental effects on crop architectural traits and yield improvement. However, crop models describing the dynamic changes in canopy structure with environmental conditions and the complex interactions ...
Chen, Tsu-Wei   +3 more
core   +2 more sources

Frequencies and intensities of defoliation in Aruana Guineagrass swards: accumulation and morphological composition of forage

open access: yesRevista Brasileira de Zootecnia, 2012
The objective of this study was to assess the accumulation and morphological composition of forage in Aruana Guineagrass (Panicum maximum cv. Aruana) swards subjected to intermittent stocking with sheep.
Guilherme Doneda Zanini   +2 more
doaj   +1 more source

Peptide macrocyclisation via intramolecular interception of visible-light-mediated desulfurisation

open access: yesChemical Science, 2023
Herein, we report a peptide cyclisation strategy via intramolecular interception of cysteine desulfurisation. This method enables the cyclisation of unprotected peptides in aqueous solution via the installation of a hydrocarbon linkage.
Frances R. Smith   +7 more
openaire   +2 more sources

Summary models for light interception and light-use efficiency of non-homogeneous canopies [PDF]

open access: yesTree Physiology, 2007
The application of detailed models of canopy photosynthesis rely on the estimation of attenuation of light in the canopy. This attenuation is readily estimated with the Lambert-Beer law when the canopy is homogeneous. In reality, forest canopies are far from homogeneous, and this has led to the use of detailed light extinction models that account for ...
Duursma, Remko A., Makela, Annikki
openaire   +3 more sources

Light Interception and Radiation Use Efficiency of Cassava under Irrigated and Rainfed Conditions and Seasonal Variations

open access: yesAgriculture, 2022
Determining the effect of irrigated and rainfed conditions on light interception, light extinction coefficient (k), radiation use efficiency (RUE), biomass, and storage root accumulation of cassava was the objective of this study.
Supattra Mahakosee   +6 more
doaj   +1 more source

Are leaves optimally designed for self-support? An investigation on giant monocots

open access: yes, 2016
Leaves are the organs that intercept light and create photosynthesis. Efficient light interception is provided by leaves oriented orthogonal to most of the sun rays.
Tadrist, Loic, Texier, Baptiste Darbois
core   +3 more sources

Effect of Spatial-Temporal Light Competition on Cotton Yield and Yield Distribution

open access: yesAgronomy, 2021
The photosynthetically active radiation (PAR) of crop canopy is highly related to yield formation, but how it relates to yield and yield distribution is not well understood.
Qingru Wang   +13 more
doaj   +1 more source

Light interception and radiation use efficiency of wheat varieties as influenced by number of irrigations

open access: yesJournal of Agrometeorology, 2009
An experiment was conducted during rabi seasons of 2002-03 and 2003-04 to quantify the light interception and radiation use efficiency for three wheat varieties as affected by variable number of irrigations with the combination of three wheat varieties ...
A. K. MISHRA   +3 more
doaj   +1 more source

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