Results 11 to 20 of about 61,143,300 (170)

Stability studies of cynaropicrin-major sesquiterpene lactone of Cynara cardunculus leaves. [PDF]

open access: yesPest Manag Sci
This study investigated its stability under high temperature and pH, mimicking agronomic extremes and under soil context. Bioassays demonstrated that degradation products exhibited higher phytotoxic activity than cynaropicrin and deacylcynaropicrin. This is the first study about cynaropicrin's stability, characterizing degradation products, and their ...
Rosa D   +6 more
europepmc   +2 more sources

Contratos de transferencia de tecnología y crecimiento de la economía española: 1959-1972 [PDF]

open access: yes, 2000
La transferencia de tecnología es uno de los factores más importantes para que los países relativamente atrasados pueden converger con los países más avanzados.
Cebrián, M. Mar
core   +1 more source

¿Contribuye la ganadería bovina de Costa Rica al incremento del metano atmosférico y al calentamiento global?

open access: yesCiencias Ambientales, 2022
[Introducción]: El metano (CH4), al igual que otros gases que se han ido incrementando en la atmósfera, son responsables del efecto invernadero que deriva en el calentamiento global y el cambio climático.
Jhonny Montenegro Ballestero
doaj   +1 more source

An Income Model Using Historical Data, Power-Law Distributions and Monte Carlo Method for University Technology Transfer Offices

open access: yesFuture Internet, 2021
Engineering education pushes the creation of new technology to solve community problems. The process of technology transfer promotes educational innovation in universities, a vital process that can improve citizens’ quality of life in cities and rural ...
Ken Polasko, Pedro Ponce, Arturo Molina
doaj   +1 more source

Transferência de tecnologia entre a universidade e a indústria

open access: yesEncontros Bibli, 2005
Abordagem conceitual de tecnologia, inovação tecnológica e de transferência de tecnologia entre universidade e indústria como transferência de conhecimento (tácito e codificado), como base teórica que permite incluir os serviços de informação como ...
Maria do Rosário de Fátima Portela Cysne
doaj   +1 more source

Producción y calidad de cinco variedades de sorgo BMR en el trópico seco de Costa Rica

open access: yesAgronomía Mesoamericana
Introducción. El sorgo (Sorghum bicolor L. Moench) es una gramínea C4 destacada por su alta productividad y tolerancia al estrés hídrico y calórico, utilizada en la alimentación animal.
José Roberto Camacho-Montero   +4 more
doaj   +1 more source

New locality for Lepidosiren paradoxa Fitzinger, 1837 (Dipnoi: Lepidosirenidae) in Argentina [PDF]

open access: yesCheck List, 2017
In this study has document a new locality and thus a southern extension of the distribution of the lungfish Lepidosiren paradoxa to the coast of the Entre Rios Province in the lower Paraná River. This finding increases the range of L.
Evelyn Vallone
doaj   +3 more sources

Exploring the cranial morphology and possible convergences of Triassic non‐crocodylomorph pseudosuchians (Archosauria: Pseudosuchia) with other sauropsids through linear morphometrics

open access: yesThe Anatomical Record, EarlyView.
Abstract Triassic pseudosuchians had highly diversified cranial morphologies. These archosaurs occupied diverse ecological roles, ranging from terrestrial predators and herbivores to semiaquatic ambush predators and possible waders. Here, we apply linear cranial morphometrics to assess possible convergences with other sauropsids from the clades ...
Rafael Terras   +3 more
wiley   +1 more source

Water quality assessment methods of the highland Andean rivers: A scoping systematic review

open access: yesHeliyon
Water is a resource that influences sustainable development in different ways in social, economic, and environmental aspects, being the Andes the major provider of this resource.
Carlos Matovelle   +3 more
doaj   +1 more source

ANALYSIS OF GENOTOXICITY IN ERITHROCYTES OF TURTLES (Phrynops hilarii) FROM ANTHROPIZED AND NATURAL SITES OF ENTRE RÍOS, ARGENTINA [PDF]

open access: yesBAG. Journal of Basic and Applied Genetics, 2020
The micronucleus test (MN) is a biomarker of non-destructive genotoxicity that allows chromosomal damage and other nuclear alterations (NA) to be detected.
Castaño G. V.   +3 more
doaj   +1 more source

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