Results 1 to 10 of about 2,432 (205)

Cycad Aulacaspis Scale, a Newly Introduced Insect Pest in Indonesia [PDF]

open access: yesHAYATI Journal of Biosciences, 2012
Cycad aulacaspis scale (Aulacaspis yasumatsui Takagi (Hemiptera: Diaspididae)) is native to Thailand and Vietnam. Since the early 1990s it has been spreading around the world due to the trade in cycad plants for ornamental use.
Gillian Watson   +2 more
exaly   +6 more sources

Free Sugar Profile in Cycads [PDF]

open access: yesFrontiers in Plant Science, 2014
The sugars fructose, glucose, maltose, and sucrose were quantified in seven tissues of Zamia muricata Willd. to determine their distribution throughout various organs of a model cycad species, and in lateral structural roots of 18 cycad species to ...
Thomas Edward Marler, Anders eLindstrom
doaj   +3 more sources

Characterization of starch extracted from seeds of Cycas revoluta [PDF]

open access: yesFrontiers in Nutrition, 2023
IntroductionStarch is major component in the big seeds of Cycas revoluta, however the characteristics of Cycas revoluta remain unknown.MethodsIn this study, the physicochemical and structural properties of two starch samples extracted from Cycad revoluta
Kehu Li   +7 more
doaj   +2 more sources

Soil Conditioning and Neighbor Identity Influence on Cycas Seedling Performance

open access: yesEcologies, 2023
Translocation of endangered plant species and facilitating in situ regeneration require knowledge of the factors that define suitable habitat characteristics.
Thomas E. Marler
doaj   +1 more source

Metals and Metalloids Increase in Cycas micronesica Seed Gametophyte Tissue in Shaded Growth Conditions

open access: yesToxics, 2022
Exposure to environmental toxins may be partly responsible for mammal neurodegenerative disorders. Consumption of seeds from Guam’s cycad tree has been linked to the disorder known as amyotrophic lateral sclerosis-parkinsonism dementia complex (ALS-PDC).
Thomas E. Marler, Christopher A. Shaw
doaj   +1 more source

Ghost introgression facilitates genomic divergence of a sympatric cryptic lineage in Cycas revoluta

open access: yesEcology and Evolution, 2023
A cryptic lineage is a genetically diverged but morphologically unrecognized variant of a known species. Clarifying cryptic lineage evolution is essential for quantifying species diversity. In sympatric cryptic lineage divergence compared with allopatric
Jui‐Tse Chang   +4 more
doaj   +1 more source

Stem Carbohydrate Richness in Two Cycad Species

open access: yesHortScience, 2023
The pachycaulous stem of cycad plants enables the storage of abundant nonstructural carbohydrates. Cycas revoluta Thunb. and Zamia furfuracea L.f. stems were analyzed for starch and 15 sugars to determine carbohydrate richness.
Thomas E. Marler
doaj   +1 more source

Does Phytogeography Change with Shifts in Geopolitics? The Curious Case of Cycads in the United States

open access: yesDiversity, 2020
The United States is currently home to five native cycad species. We provide a discussion on these five cycad species to illuminate how evolutionary and geopolitical processes influence phytogeography and published checklists of threatened plants.
Benjamin E. Deloso   +2 more
doaj   +1 more source

Root System Radius of Three Cycas Species

open access: yesHortScience, 2022
Knowledge about the position of tree roots is needed to understand tree biology and inform management decisions. Cycad species produce pachycaul stems and are not represented in the published studies on the relationships between aboveground tree traits ...
Thomas E. Marler, Gil N. Cruz
doaj   +1 more source

Presumptive Cycad Toxicosis in a Dog. Clinical and Magnetic Resonance Imaging Findings: A Case Report

open access: yesFrontiers in Veterinary Science, 2020
Cases of cycad toxicosis have been described in dogs that have presented with gastrointestinal, hematologic, hepatic, neurological, and carcinogenic signs.
Christian Maeso   +4 more
doaj   +1 more source

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