Results 41 to 50 of about 14,746 (160)

Pathways of Photosynthesis in Non-Leaf Tissues

open access: yesBiology, 2020
Plants have leaves as specialised organs that capture light energy by photosynthesis. However, photosynthesis is also found in other plant organs. Photosynthesis may be found in the petiole, stems, flowers, fruits, and seeds.
Robert J. Henry   +2 more
doaj   +1 more source

The Structure of Petioles in Pteris (Pteridaceae)

open access: yesAmerican Fern Journal, 2012
Abstract We studied the petiole structure of twelve American species of Pteris: P. ciliaris, P. cretica, P. deflexa, P. denticulata, P. ensiformis, P. exigua, P. inermis, P. multifida, P. mutilata, P. quadriaurita, P. tristicula and P. vittata, using both light and scanning electron microscopy. We found that petioles are characterized externally by the
Martínez, Olga Gladys, Vilte, Ignacio
openaire   +2 more sources

Morphologie inframicroscopique de Vitis vinifera L., son incidence sur la répartition des levures

open access: yesOENO One, 1977
Des travaux réalisés en microscopie électronique à balayage rendent compte de la morphologie inframicroscopique et de l'aspect des cires des diverses parties du cep de vigne : tige (tronc, baguette, rameaux aoûtés, rameaux herbacés), feuilles jeunes et ...
J.-M. Belin
doaj   +1 more source

Evaluation of real-time nutrient analysis of fertilized raspberry using petiole sap

open access: yesFrontiers in Plant Science, 2022
The time delay in receiving conventional tissue nutrient analysis results caused red raspberry (Rubus idaeus L.) growers to be interested in rapid sap tests to provide real-time results to guide immediate nutrient management practices.
Qianwen Lu   +3 more
doaj   +1 more source

Leaf traits variation in silver birch (Betula pendula Roth) across sites, crown positions, and tree social classes in the Western Carpathians

open access: yesCentral European Forestry Journal
Silver birch (Betula pendula Roth) is a widely distributed, early-successional broadleaved species with ecological and partly also economic significance in Europe.
Konôpka Bohdan, Pajtík Jozef
doaj   +1 more source

Xylaria species associated with fallen leaves and petioles

open access: yesBotanical Studies, 2023
Abstract Background Xylaria species growing on fallen leaves and petioles have not been treated systematically. One source of confusion in this group of Xylaria species has stemmed from X. filiformis, which is an ancient name published in 1805 as Sphaeria filiformis and has commonly labeled on specimen packets that ...
Yu-Ming Ju, Huei-Mei Hsieh
openaire   +3 more sources

Some Wound Reactions in Filicinean Petioles

open access: yesAnnals of Botany, 1912
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +3 more sources

COMPARATIVE MORPHOLOGY AND ANATOMY OF THE LEAF AND STEM OF PEPEROMIA DAHLSTEDTII C.DC., OTTONIA MARTIANA MIQ. AND PIPER DIOSPYRIFOLIUM KUNTH (PIPERACEAE) MORFOLOGIA Y ANATOMIA COMPARATIVA DE LA HOJA Y TALLO DE PEPEROMIA DAHLSTEDTII C.DC., OTTONIA MARTIANA MIQ. Y PIPER DIOSPYRIFOLIUM KUNTH (PIPERACEAE)

open access: yesGayana: Botanica, 2004
The genera and species of Piperaceae show a considerable structural diversity of leaves and especially stems. This paper presents a comparative morphological and anatomical study of the leaves and stems of three common Brazilian species of this family ...
L. A. Souza   +2 more
doaj  

Nutrients Assimilation and Chlorophyll Contents for Different Grapevine Varieties in Calcareous Soils in the Somontano DO (Spain)

open access: yesBeverages, 2018
Lime-induced chlorosis (LIC) is an important abiotic constraint affecting the growth and yield of grapevines growing in calcareous soils in the Mediterranean region, and the sensory properties of the produced wine.
José Casanova-Gascón   +3 more
doaj   +1 more source

Effect of Petiole Anoxia on Phloem Transport in Squash [PDF]

open access: yesPlant Physiology, 1973
Translocation of (14)C-labeled assimilates in Early Prolific Straightneck squash (Cucurbita melopepo torticollis Bailey) through a 15-centimeter oxygen-deficient zone of the petiole was studied as a function of varying periods of anaerobiosis (N(2) atmosphere). Initiation of anaerobic conditions caused an immediate and rapid decline in translocation to
J W, Sij, C A, Swanson
openaire   +2 more sources

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