Results 31 to 40 of about 307,461 (339)

Discriminations of Color and Pattern on Artificial Flowers by Male and Female Bumble Bees, \u3ci\u3eBombus Impatiens\u3c/i\u3e (Hymenoptera: Apidae) [PDF]

open access: yes, 2018
This study examined the performance of male bumble bees (Bombus impatiens) in color and pattern discriminations and compared it to that of female bees. Bees were trained to forage from rewarding (S+) and unrewarding (S-) artificial flowers which differed
Church, Dana   +2 more
core   +2 more sources

The Influence of Various Concentration of Red Roses (Rosa Damascena Mill) Flower Extract to Anthocyanin Color Stability Jelly as Biology Learning Source [PDF]

open access: yes, 2016
Red roses flower (Rosa damascena Mill) is plant which can be cultivated in Indonesia. Red roses flower have a natural pigment contain that anthocyanin which can be used as food coloring.
Wulandari, R. (Ratna)
core   +1 more source

The Absence of Malvidin-3-Glucoside in Petiole Tissue Predicts Rare Red-Type Flower of Eastern Redbud (Cercis canadensis L.)

open access: yesAgriculture, 2023
Eastern redbud, Cercis canadensis L., is a popular ornamental tree in the U.S. and has flower colors of purple-type, red-type, and white-type. Most redbuds cultivars have purple-type flowers. Red-types and white-types are much less common.
Penelope Perkins-Veazie   +4 more
doaj   +1 more source

\u27Texas Maroon’ Bluebonnet [PDF]

open access: yes, 2000
The Texas state flower, the bluebonnet, encompasses all six of the Lupinus species native to Texas. The most widespread and popular bluebonnet, Lupinus texensis Hook., is a winter annual that produces violet-blue [violet-blue group 96A, Royal ...
Davis, Tim D.   +5 more
core   +2 more sources

An Adaptive Descriptor Design for Object Recognition in the Wild [PDF]

open access: yes, 2013
Digital images nowadays have various styles of appearance, in the aspects of color tones, contrast, vignetting, and etc. These 'picture styles' are directly related to the scene radiance, image pipeline of the camera, and post processing functions.
Guo, Zhenyu, Wang, Z. Jane
core   +1 more source

Efektivitas Tepung Bunga Kecombrang (Nicolaila Speciosa Horan) Sebagai Pengawet Terhadap Daya Suka Organoleptik Daging Broiler [PDF]

open access: yes, 2016
Kecombrang flower is a plant source of antioxidants that can be used as a natural preservative because they contain bioactive compounds such as polyphenols, alkaloids, flavonoids, steroids, saponins, and essential oils are thought to have potential as ...
Perdana, O. S. (Okta)   +2 more
core   +2 more sources

Genetic analysis of safflower domestication. [PDF]

open access: yes, 2014
BackgroundSafflower (Carthamus tinctorius L.) is an oilseed crop in the Compositae (a.k.a. Asteraceae) that is valued for its oils rich in unsaturated fatty acids.
Bowers, John E   +4 more
core   +1 more source

Recent advances on the development and regulation of flower color in ornamental plants

open access: yesFrontiers in Plant Science, 2015
Flower color is one of the most important features of ornamental plants. Its development and regulation are influenced by many internal and external factors.
Daqiu eZhao, Jun eTao
doaj   +1 more source

Flower color preferences of insects and livestock: effects on Gentiana lutea reproductive success [PDF]

open access: yesPeerJ, 2016
Angiosperms diversification was primarily driven by pollinator agents, but non-pollinator agents also promoted floral evolution. Gentiana lutea shows pollinator driven flower color variation in NW Spain.
Mar Sobral   +5 more
doaj   +2 more sources

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