Results 201 to 210 of about 489,347 (234)

Impacto de la densidad de siembra y la fertilización nitrogenada en el rendimiento de cuatro híbridos de maíz

open access: yes
Ajustar las densidades de siembra y la fertilización nitrogenada son esenciales para lograr altos rendimientos en maíz. Además, los suelos del Partido de San Cayetano, sudeste de la provincia de Buenos Aires pueden tener una capa de tosca a baja profundidad, o presentar rocas en superficie.
openaire   +1 more source

Impacto de fungicidas e inseticidas na densidade populacional de Beauveria bassiana no solo sob efeito da microbiota nativa

open access: yes, 2014
Soil, a natural reservoir of many native microrganisms, protects biological control agents, which are essential in the success of integrated pest management. In this environment, the survival of entomopathogens is influenced by the effects of pesticides, as well as by the activity of the native microbiota, which can degrade the pesticides.
openaire   +1 more source

Intake of protein, calcium and sodium in public child day care centers. [PDF]

open access: yesRev Paul Pediatr, 2014
Longo-Silva G   +7 more
europepmc   +1 more source

[Informatics in primary care (I)]. [PDF]

open access: yesAten Primaria, 2000
Alonso López FA   +7 more
europepmc   +1 more source

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