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39.524  Articles
1 of 3.953 pages  |  10  records  |  more records»
Once pesticides reach the soil, there are several factors that affect their soil behavior. To identify the principal soil and herbicide properties that control their adsorption and leaching, a study of five Chilean agricultural and forest soils was perfor... see more

Pesticide residue in primary products is an important issue for producers and consumers, even though little information is available of the effect of application conditions on residue persistence and the transfer to primary elaborated products. During the... see more

The continuously- flooded rice production system in Chile has selected highly competitive aquatic weeds selection capable of reducing paddy yields by 25 to 50%. Penoxsulam is a broad-spectrum triazolopyrimidine (ALS inhibitor) commercially introduced i... see more

Book review: Alister McGrath. Christianity’s Dangerous Idea: The Protestant Revolution – A History from the Sixteenth Century to the Twenty-First. - 656 ?. ISBN 978-966-378-548-6The 500th anniversary of the Reformation gave rise to a surge in publications... see more

Se me ha pedido responder. Referirme a una supuesta querella que intuyo tiene más de provocada que de real: la angustia de las influencias: los poetas leen a los poetas, alguien dixit. Pues bien, permítaseme ante tal inquisición o mesa de anatomista (no m... see more

O desejo de revelar as realidades conflitivas de seus países estimulou os cineastas latino-americanos a explorarem o potencial político do cinema e, especialmente, do documentário, a partir de 1950. Em um contexto de aceleradas mudanças, sob a égide do de... see more

 Se presenta una lista de las especies de anfibios reportados para la Península de Araya y su ubicación por unidad ecológica basada en información bibliográfica, consultas a expertos, observaciones directas en campo y ejemplares depositados en los m... see more

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1 of 3.953 pages  |  10  records  |  more records»