Results 51 to 60 of about 185,295 (212)

Impacts of Crop Residue on Damage by Sugarcane Pests during the Tillering Phase in Argentina [PDF]

open access: yes, 2016
One of the most important recent changes in sugarcane cultural practices in Tucumán, Argentina, is the adoption of the practice of green-cane harvesting, which involves harvesting the sugarcane crop in the absence of burning.
Gastaminza, Gerardo   +5 more
core   +1 more source

Estos molestos obispos

open access: yesECA: Estudios Centroamericanos, 1971
No abstract available. ECA Estudios Centroamericanos, Vol. 26, No. 278, 1971: 742-745.
openaire   +1 more source

Adaptive Significance of Nickel Hyperaccumulation by Plants

open access: yesEcological Research, Volume 41, Issue 2, March 2026.
Metal hyperaccumulation may enhance plant fitness through multiple, non‐exclusive mechanisms, including elemental defense against herbivores and pathogens, altered pollinator interactions, and increased reproductive performance in metal‐rich soils. Metals may also affect plant–plant interactions via elemental allelopathy and improve stress tolerance ...
Molly E. Waddington   +2 more
wiley   +1 more source

The natural resources of Carpinteria Marsh: their status and future [PDF]

open access: yes, 1976
The purpose of this report is: 1) to document the natural resources of Carpinteria Marsh, 2) outline the uses those resources receive, 3) enumerate the problems and conflicts of use that affect those resources, and 4) recommend measures that will protect
Browning, Bruce M.   +3 more
core  

A Lost Theorem: Definite Integrals in Asymptotic Setting [PDF]

open access: yes, 2008
We present a simple yet rigorous theory of integration that is based on two axioms rather than on a construction involving Riemann sums. With several examples we demonstrate how to set up integrals in applications of calculus without using Riemann sums ...
Cavalcante, Ray, Todorov, Todor D.
core   +3 more sources

Adventus Praesulis: Social Consensus and Power Rituals in the Urban World of the Late Antiquity

open access: yesStudia Historica: Historia Antigua, 2012
It is the purpose of this article to examine the emergence of the Christian rituals of power and his influence on the construction of the memory in the urban societies from the Ivth to VIIth centuries.
Pablo FUENTES HINOJO
doaj  

Annexin A13 Protects Against Acute Kidney Injury by Inactivating TGF‐β/Smad3 Signaling

open access: yesAdvanced Science, Volume 13, Issue 10, 18 February 2026.
ANXA13 is negatively regulated by Smad3 and exerts its protective role in AKI by inactivating TGF‐β/Smad3 signaling and Smad3‐p21 cell cycle arrest pathway through binding to TβRI, inhibiting the interaction between TβRI and TβRII, thereby suppressing TβRI phosporylation.
Jiaxiao Li   +12 more
wiley   +1 more source

Central Coast Region South District Basin Planning & Habitat Mapping Project [PDF]

open access: yes, 2008
This is a report to the California Department of Fish and Game. Between 2003 and 2008, the Foundation of CSUMB produced fish habitat maps and GIS layers for CDFG based on CDFG field data.
Casagrande, Julie   +2 more
core  

Hilario de Poitiers

open access: yesEstudios Eclesiásticos, 1976
El presente estudio recorre aspectos concretos de la biografía de Hilario de Poitiers desde algunos textos con gran valor literario, teológico y filosófico.
Antonio Peñamaría de Llano
doaj  

Extreme environments in a world of new extremes

open access: yesEcosphere, Volume 17, Issue 2, February 2026.
Abstract Extreme environments, whether defined by climate, soils, or disturbance, at landscape or micro‐scales, are prevalent across Earth's surface and have long served as crucibles for ecological and evolutionary insights. Many foundational theories were developed in deserts, cliffs, ultramafic soils, and other harsh systems.
Catherine M. Hulshof   +3 more
wiley   +1 more source

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