Results 11 to 20 of about 2,808,814 (289)

Scaling the leaf length-times-width equation to predict total leaf area of shoots. [PDF]

open access: yesAnn Bot, 2022
Abstract Background and Aims An individual plant consists of different-sized shoots, each of which consists of different-sized leaves. To predict plant-level physiological responses from the responses of individual leaves, modelling this within-shoot leaf size variation is necessary.
Koyama K, Smith DD.
europepmc   +9 more sources

Using leaf shape to determine leaf size could be a game-changer. A commentary on: 'Leaf size estimation based on leaf length, width and shape'. [PDF]

open access: yesAnn Bot, 2022
This article comments on: Julian Schrader, Peijian Shi, Dana L Royer, Daniel J Peppe, Rachael V Gallagher, Yirong Li, Rong Wang, Ian J Wright, Leaf size estimation based on leaf length, width and shape, Annals of Botany, Volume 128, Issue 4, 17 September 2021, Pages 395–406 https://doi.org/10.1093/aob ...
Leigh A.
europepmc   +5 more sources

Leaf Length Predicts Twig Xylem Vessel Diameter Across Angiosperms. [PDF]

open access: yesPlant Cell Environ
ABSTRACT As plants grow taller, increasing conductive pathlength imposes hydraulic resistance, challenging the maintenance of water transport to leaves. While tip‐to‐base conduit widening along the stem helps mitigate this resistance, theoretical models and empirical data suggest that stem widening alone is insufficient to fully ...
Rivera P, Anfodillo T, Olson ME.
europepmc   +5 more sources

An Evaluation of Leaf Biomass : Length Ratio as a Tool for Nondestructive Assessment in Eelgrass (Zostera marina L.)

open access: yesThe Scientific World Journal, 2012
The characterization of biomass and its dynamics provides valuable information for the assessment of natural and transplanted eelgrass populations. The need for simple, nondestructive assessments has led to the use of the leaf biomass-to-length ratio for
Hector Echavarria-Heras   +4 more
doaj   +2 more sources

Leaf vessel length and stem–node connectivity in woody angiosperms

open access: yesJournal of Experimental Botany
Abstract Xylem vessel length is an under-characterized trait, particularly within leaves. We quantified leaf vessel length distributions and examined nodal structure and morphology in nine woody species using silicone injection, microscopy, and micro-computed tomography imaging.
Tagacy Valdez   +4 more
openaire   +3 more sources

The Length of a Leaf Coloration on a Random Binary Tree [PDF]

open access: yesSIAM Journal on Discrete Mathematics, 1997
An assignment of colors to objects induces a natural integer weight on each tree that has these objects as leaves. This weight is called "parsimony length" in biostatistics and is the basis of the "maximum parsimony" technique for reconstructing evolutionary trees.
Angèle M. Hamel, Michael Anthony Steel
openaire   +2 more sources

Identification of QTL underlying the leaf length and area of different leaves in barley. [PDF]

open access: yesSci Rep, 2019
AbstractLeaf is the main organ of photosynthesis, which significantly impacts crop yield. A high-density linkage map containing 1894 single nucleotide polymorphism (SNP) and 68 simple sequence repeats (SSR) markers was used to identify quantitative trait locus (QTL) for flag leaf length (FLL), second leaf length (SLL), third leaf length (TLL), fourth ...
Du B   +6 more
europepmc   +5 more sources

Stem Diameter (and Not Length) Limits Twig Leaf Biomass [PDF]

open access: yesFrontiers in Plant Science, 2019
The relationship between leaf and stem biomass as well as the relationship between leaf biomass and stem length and diameter are important to our understanding of a broad range of important plant scaling relationship because of their relationship to photosynthesis and thus growth. To understand how twig architecture (i.e., current year leaves, and stem
Jun Sun   +7 more
openaire   +3 more sources

Effect of different nitrate levels on leaf length, leaf width, and leaf area of spinach.

open access: yes, 2023
Effect of different nitrate levels on leaf length, leaf width, and leaf area of spinach.
Yan Yang (33204)   +7 more
core   +1 more source

Leaf-to-leaf distances and their moments in finite and infinite m-ary tree graphs [PDF]

open access: yes, 2015
We study the leaf-to-leaf distances on full and complete m-ary graphs using a recursive approach. In our formulation, leaves are ordered along a line. We find explicit analytical formulae for the sum of all paths for arbitrary leaf-to-leaf distance r as
Römer, Rudolf A.   +2 more
core   +1 more source

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