Results 61 to 70 of about 273,789 (162)

Colour vision in Finlayson’s squirrel (Callosciurus finlaysonii): is conspicuous pelage colour useful for species recognition?

open access: yesTropical Zoology, 2017
Finlayson’s squirrel, Callosciurus finlaysonii, is distributed in lowland forests throughout South-East Asia. Its pelage colour is conspicuous and polymorphic (red, black, white and a mixture of these colours), which is characteristic of the species ...
Noriko Tamura   +4 more
doaj  

Effect of natural and commercially produced juices on colour stability of microhybrid and nanohybrid composites

open access: yesBDJ Open, 2022
Objective This study aims to evaluate the discoloration rate of two types of composites, microhybrid and nanohybrid, after exposure to natural and commercially-produced juices.
Razieh Meshki, Marjan Rashidi
doaj   +1 more source

Contingency learning tracks with stimulus-response proportion no evidence of misprediction costs [PDF]

open access: yes, 2016
We investigate the processes involved in human contingency learning using the color-word contingency learning paradigm. In this task, participants respond to the print color of neutral words. Each word is frequently presented in one color.
De Houwer, Jan, Schmidt, James
core   +1 more source

Preliminary screening oxidative degradation methyl orange using ozone/ persulfate

open access: yesE3S Web of Conferences, 2018
The present study focusing on the performances of advanced oxidation process by using ozonation method towards Methyl Orange based on the efficiency of colour removal and Chemical Oxygen Demand (COD) removal.
Razali Nur Aqilah   +6 more
doaj   +1 more source

Optimization of deep-fat frying conditions and quality attributes of orange-fleshed sweetpotato crisps by response surface methodology

open access: yesCogent Food & Agriculture, 2019
Response surface methodology with a central composite design was applied to study the effect of frying temperature (145–164°C) and time (2.4–6.0 min) on some quality attributes of crisps from two varieties of orange-fleshed sweetpotato (OFSP) roots ...
Sururah Nasir   +3 more
doaj   +1 more source

The "Human Colour" Crayon: Investigating the Attitudes and Perceptions of Learners regarding Race and Skin Colour

open access: yesEducation as Change, 2017
Some coloured and black learners in South Africa use a light orange or pink crayon to represent themselves in art. Many learners name this colour “human colour” or “skin colour”.
Neeske Alexander, Elmarie Costandius
doaj   +1 more source

DUS characterization of muskmelon (Cucumis melo) varieties

open access: yesThe Indian Journal of Agricultural Sciences, 2015
The present study was carried out for morphological characterization of twelve reference varieties of muskmelon (Cucumis melo L.) collected from ICAR institutes and SAUs to validate DUS testing guidelines using plant descriptors adopted from the DUS ...
B R CHOUDHARY   +3 more
doaj   +1 more source

Taxonomic revision of the genus Lactarius (Russulales, Basidiomycota) in Korea [PDF]

open access: yes, 2019
The genus Lactarius Pers. (Russulales) is a cosmopolitan group of Basidiomycota that forms ectomycorrhizal relationships primarily with both deciduous and coniferous trees.
Eimes, John   +5 more
core   +1 more source

Genetic and ultrastructural studies on an orange coloured chlorophyll mutant of winter rye (Secale cereale L.)

open access: yesActa Societatis Botanicorum Poloniae, 2014
The feature of the orange colour of young seedlings, which appeared in inbred generation S2 of a short straw form of winter rye cultivated in Jeleniec is described.
Helena Kubicka   +3 more
doaj   +1 more source

Morphological character evolution of Amorphophallus (Araceae) based on a combined phylogenetic analysis of trnL, rbcL, and LEAFY second intron sequences [PDF]

open access: yes, 2010
Sequences of three different genes in 69 taxa of Amorphophallus were combined to reconstruct the molecular phylogeny of this species-rich Aroid genus.
Eurlings, M.C.M.   +3 more
core   +2 more sources

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