نتایج جستجو برای: leaf anatomical structure

تعداد نتایج: 1750730  

2006
M.J. Nanjan B. Suresh

Cnicus wallichi DC belonging to the family Asteraceae, was studied to fix the parameters for pharmacognostical standards in order to ensure the use of only genuine and uniform materials of such herbal remedies, work on standardization assumes vital significance. Pharmacognostical study has therefore, been carried out, covering detailed morphological and anatomical characters, features of the po...

2017
Jacob D. Crowe Nicholas Feringa Sivakumar Pattathil Brian Merritt Cliff Foster Dayna Dines Rebecca G. Ong David B. Hodge

BACKGROUND Heterogeneity within herbaceous biomass can present important challenges for processing feedstocks to cellulosic biofuels. Alterations to cell wall composition and organization during plant growth represent major contributions to heterogeneity within a single species or cultivar. To address this challenge, the focus of this study was to characterize the relationship between compositi...

Journal: :Horticulturae 2022

Camellia weiningensis Y. K. Li. sp. nov. (CW) is an endemic oil-tea species in Guizhou province, distributed the alpine karst area, which exhibits cold resistance and better economic characters than C. oleifera (CO). The mechanism of response CW seedlings has not been studied depth. Herein, we performed anatomical, physiological, metabolic analyses to assess impact stress on leaf structure, pho...

Journal: :The New phytologist 2014
Zoe A Panchen Richard B Primack Birgit Nordt Elizabeth R Ellwood Albert-Dieter Stevens Susanne S Renner Charles G Willis Robert Fahey Alan Whittemore Yanjun Du Charles C Davis

Leaf out phenology affects a wide variety of ecosystem processes and ecological interactions and will take on added significance as leaf out times increasingly shift in response to warming temperatures associated with climate change. There is, however, relatively little information available on the factors affecting species differences in leaf out phenology. An international team of researchers...

2016
Peter Hajek Daniel Kurjak Georg von Wühlisch Sylvain Delzon Bernhard Schuldt

In angiosperms, many studies have described the inter-specific variability of hydraulic-related traits and little is known at the intra-specific level. This information is however mandatory to assess the adaptive capacities of tree populations in the context of increasing drought frequency and severity. Ten 20-year old European beech (Fagus sylvatica L.) provenances representing the entire dist...

Journal: :Plant Ecology 2022

Abstract Plant functioning depends on variation in resource economics traits (acquisition vs. conservation) and the size of plants their parts (the ‘global spectrum plant form function’). The anatomical basis single (e.g., leaf mass per area; LMA) is generally understood, but little known regarding relationship between trade-offs ecological strategies (representing integrated suites traits). We...

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