Results 21 to 30 of about 771,045 (256)

Insect prophenoloxidase: the view beyond immunity

open access: yesFrontiers in Physiology, 2014
Insect prophenoloxidase (PPO) is an important innate immunity protein due to its involvement in cellular and humoral defense. It belongs to a group of type-3 copper-containing proteins that occurs in almost all organisms.
Anrui eLu   +7 more
doaj   +1 more source

Hydrochorous seed dispersal in riparian forests altered by urbanization

open access: yesEcosphere, 2020
While riparian habitat alterations from urban stream syndrome are known to affect vegetation establishment and survival, the degree to which riparian seed delivery by hydrochory is affected by urbanization is unclear. We hypothesized that (1) there would
Christa vonBehren, J. Alan Yeakley
doaj   +1 more source

Antecedentes geobotánicos de una cuenca andina de Chile Central

open access: yesPirineos: Revista de Ecología de Montaña, 2004
[fr] Comme tous les systèmes de montagne du monde; les Andes du Chili Central présentent une identité phytoécologique; qui se manifeste par l'action des conditions écologiques très particulières et par la présence de groupements végétaux qui montrent ...
V. Quintanilla Pérez
doaj   +1 more source

The Estimation of Ground Carbon Stock in The Tourist Forest Area Ngalau Indah Payakumbuh

open access: yesJurnal Biologi Universitas Andalas, 2022
Ngalau Indah tourist area, Payakumbuh City has a forest area and potential carbon stock. The aim of this study was to find out about the total biomass and carbon stock in Ngalau Indah tourist area, Payakumbuh City.
Lily Rahmawati, Chairul chairul
doaj   +1 more source

Diaspore bank of aquatic macrophytes maintaining species diversity in a Neotropical pond

open access: yesActa Scientiarum: Biological Sciences, 2016
The diaspore bank is an important component of biological diversity acting mainly as storage and source of diaspores, which also indicate dynamics and patterns of maintenance of plant diversity.
Fernando Alves Ferreira   +2 more
doaj   +1 more source

The Emergence of Landscape Urbanism: A Chronological Criticism Essay

open access: yesLand, 2018
Scholars and practitioners have great interest in topics related to spatial patterns and the organization and properties of space. Landscape urbanism is one of these topics of interest. This essay, in the form of chronological criticism, presents a broad
Jon Bryan Burley
doaj   +1 more source

A Glyphosate-Based Herbicide in Soil Differentially Affects Hormonal Homeostasis and Performance of Non-target Crop Plants

open access: yesFrontiers in Plant Science, 2022
Glyphosate is the most widely used herbicide with a yearly increase in global application. Recent studies report glyphosate residues from diverse habitats globally where the effect on non-target plants are still to be explored.
Benjamin Fuchs   +6 more
doaj   +1 more source

Comparative study of Sulina and Sfântu Gheorghe seaside flora [PDF]

open access: yesScientific Annals of the Danube Delta Institute, 2007
The seaside flora of Sulina and Sfântu Gheorghe localities was investigated in 2006. In the vegetation periods, a total of 316 plant specimens were identified. At the end of the study we determined that the species belonging to 192 genera and 64 families.
DOROFTEI Mihai, COVALIOV Silviu
doaj  

Robotany: A portable, low‐cost platform for precise automated aerial imaging of field plots

open access: yesMethods in Ecology and Evolution, 2021
The 1 m2 quadrat is a standard field survey tool in ecology. Traditionally, a researcher places a square frame on the ground and manually records data about organisms (typically plants) within that quadrat. Collecting data through this method can require
James J. Potter   +2 more
doaj   +1 more source

TRY plant trait database - enhanced coverage and open access [PDF]

open access: yes, 2020
Plant traits-the morphological, anatomical, physiological, biochemical and phenological characteristics of plants-determine how plants respond to environmental factors, affect other trophic levels, and influence ecosystem properties and their benefits ...
Aakala, T   +727 more
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