Results 11 to 20 of about 3,300 (225)

AnimalTA: A highly flexible and easy‐to‐use program for tracking and analysing animal movement in different environments

open access: yesMethods in Ecology and Evolution, 2023
Computer programs for video tracking of animal movement are evolving increasingly efficient, using complex algorithms or artificial intelligence systems.
Violette Chiara, Sin‐Yeon Kim
doaj   +1 more source

Rainfall variability affects the chemical composition, gas production and degradability of cacti

open access: yesRevista Colombiana de Ciencia Animal Recia, 2022
Objective. The objective was to evaluate the effect of rainfall variability on the chemical composition, in vitro degradability and gas production of cacti in Semiarid region. Materials and methods.
Daniel Ribeiro Menezes   +9 more
doaj   +1 more source

Effects of topographic factors on distribution of cacti along an elevation gradient in Brazilian Caatinga

open access: yesRodriguésia, 2021
The Cactacea family comprises 128 genera and 1450 species with predominantly neotropical distribution. Cacti are commonly found in arid and semi-arid regions and have great ecological relevance due to their interactions with animals and other groups of ...
Fabrício Correia Diniz   +4 more
doaj   +1 more source

Impact of the Cooking Process on Metabolite Profiling of Acanthocereus tetragonus, a Plant Traditionally Consumed in Mexico

open access: yesMolecules, 2022
Acanthocereus tetragonus (L.) Hummelinck is used as an alternative food source in some Mexican communities. It has been shown that the young stems of A. tetragonus provide crude protein, fiber, and essential minerals for humans. In this work, we analyzed
Jaqueline Cornejo-Campos   +7 more
doaj   +1 more source

Does the match between individual and group behavior matter in shoaling sticklebacks?

open access: yesEcology and Evolution, 2022
In animals living in groups, the social environment is fundamental to shaping the behaviors and life histories of an individual. A mismatch between individual and group behavior patterns may have disadvantages if the individual is incapable of flexibly ...
Sin‐Yeon Kim   +2 more
doaj   +1 more source

Morphology and Anatomy of Branch–Branch Junctions in Opuntia ficus-indica and Cylindropuntia bigelovii: A Comparative Study Supported by Mechanical Tissue Quantification

open access: yesPlants, 2021
The Opuntioideae include iconic cacti whose lateral branch–branch junctions are intriguing objects from a mechanical viewpoint. We have compared Opuntia ficus-indica, which has stable branch connections, with Cylindropuntia bigelovii, whose side branches
Max D. Mylo   +6 more
doaj   +1 more source

A morphological analysis of the Mammillaria fittkaui species complex (Cactaceae) reveals a new species from Jalisco, México

open access: yesBotan‪ical Sciences, 2022
Background: The Mammillaria series Stylothelae (Cactaceae) includes 16 taxa distributed mostly among the limits of the Chihuahuan Desert (CD) with the Sierra Madre Oriental and the Transmexican Volcanic Belt (TVB). In Jalisco, four pink flowered species
Juan Pablo Ortiz-Brunel   +4 more
doaj   +1 more source

The hyper-Zagreb index of cacti with perfect matchings

open access: yesAKCE International Journal of Graphs and Combinatorics, 2020
Let be a simple connected graph. The hyper-Zagreb index is defined as . A connected graph is a cacti if all blocks of are either edges or cycles. Let be the set of cacti of order with a perfect matching and cycles. In this paper, we determine sharp upper
Hechao Liu, Zikai Tang
doaj   +1 more source

CACTI 7 [PDF]

open access: yesACM Transactions on Architecture and Code Optimization, 2017
Historically, server designers have opted for simple memory systems by picking one of a few commoditized DDR memory products. We are already witnessing a major upheaval in the off-chip memory hierarchy, with the introduction of many new memory products—buffer-on-board, LRDIMM, HMC, HBM, and NVMs, to name a few.
Rajeev Balasubramonian   +4 more
openaire   +1 more source

Cacti community structure in a tropical Mexican dry forest under chronic disturbance

open access: yesBotan‪ical Sciences, 2014
When agricultural lands in formerly dry forest are abandoned, chronic disturbance by livestock grazing and wood extraction may set back successional processes precluding older dry forest structure from be reached.
Luis Antonio Arias-Medellín   +2 more
doaj   +1 more source

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