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Effect of vent types and insect screens on ventilation of

Fecha de publicación:
5 de marzo de 2002

A study was carried out at the Experimental Station Las Palmerillas of Cajamar with the aim of characterising the natural ventilation of the "parral" greenhouse. For this purpose the ventilation rate for two different types of roof ventilators (rolling and flap windows) was determined. Natural ventilation rate was measured in a symmetric multispan (5 spans) "parral" greenhouse with polyethylene cover by means of the dynamic tracer-gas method (decay rate method), using ...