Results 31 to 40 of about 2,703,564 (307)

Leaf architecture, lignification, and tensile strength during vegetative phase change in Zea mays

open access: yesActa Societatis Botanicorum Poloniae, 2011
Background and Aims: Leaf morphology, anatomy, degree of lignification, and tensile strength were studied during vegetative phase change in an inbred line of Zea mays (OH43 x W23) to determine factors that influence mechanical properties during ...
Ronald A. Balsamo   +1 more
doaj   +1 more source

Artificial Neural Network Performance on Pakcoy Leaf Fresh Weight Model

open access: yesJurnal Ilmu Dasar, 2022
The growth of leaf biomass can be predicted from an increase in the surface area and thickness of the leaves. Measurements of leaf biomass are approached with the fresh weight of the leaves. The relationship between biomass and leaf surface area commonly
Riza Yuli Rusdiana   +2 more
doaj   +1 more source

Novos sinônimos e uma nova combinação em Pusillanthus (Loranthaceae) New synonyms and a new combination in Pusillanthus (Loranthaceae)

open access: yesActa Botânica Brasílica, 2012
Uma revisão de Pusillanthus Kuijt para o Brasil é apresentada. O gênero monotípico recém-descrito ocorre na Venezuela, Guiana e Brasil. No Brasil, distribui-se somente na Caatinga, nos estados de Alagoas, Bahia e Paraíba.
Claudenir Simões Caires   +2 more
doaj   +1 more source

Leaf Hydraulic Architecture and Stomatal Conductance: A Functional Perspective [PDF]

open access: yesPlant Physiology, 2017
Mechanistic modeling of water transport from petiole to stomata provides new perspectives on optimality in vascular and mesophyll transport properties.
Fulton E. Rockwell, N. Michele Holbrook
openaire   +2 more sources

Macrostructure of Malus Leaves and Its Taxonomic Significance

open access: yesPlants
Leaves are the most ubiquitous plant organs, whose macrostructures exhibit close correlations with environmental factors while simultaneously reflecting inherent genetic and evolutionary patterns.
Yuerong Fan   +5 more
doaj   +1 more source

Total leaf area of papaya trees estimated by a nondestructive method Área foliar total do mamoeiro estimada por um método não-destrutivo

open access: yesScientia Agricola, 2009
Leaf area estimation is an important feature in physiological research involving predominantly photosynthesis, transpiration and growth. This study was carried out to develop a practical and nondestructive empirical mathematical model to estimate the ...
Robson Prucoli Posse   +4 more
doaj   +1 more source

Leaf Venation Architecture in Relation to Leaf Size Across Leaf Habits and Vein Types in Subtropical Woody Plants

open access: yesFrontiers in Plant Science, 2022
Leaves are enormously diverse in their size and venation architecture, both of which are core determinants of plant adaptation to environments. Leaf size is an important determinant of leaf function and ecological strategy, while leaf venation, the main structure for support and transport, determines the growth, development, and performance of a leaf ...
Guoquan Peng   +7 more
openaire   +3 more sources

Genetic Architecture of Heterophylly: Single and Multi-Leaf Genome-Wide Association Mapping in Populus euphratica

open access: yesFrontiers in Plant Science, 2022
Heterophylly is an adaptive strategy used by some plants in response to environmental changes. Due to the lack of representative plants with typical heteromorphic leaves, little is known about the genetic architecture of heterophylly in plants and the ...
Xuli Zhu   +18 more
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Transformation of traditional design concepts into contemporary architecture [PDF]

open access: yes, 1983
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Architecture, 1983.MICROFICHE COPY AVAILABLE IN ARCHIVES AND ROTCHIncludes bibliographical references (leaf 125).The primary aim of this thesis is to explore the design concepts of ...
Cakmakli, Oruc
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