Influence of different temperatures, humidities and sun radiation on outer development of eggs of Heterakis gallinarum under experimental conditions

actividad solar agentes nocivos animal animal nuisible animales animales nocivos animals aschelminthes atmospheric sciences condiciones ambientales condition de milieu energia energie energy energy sources environment environmental conditions environmental temperature environnement facteur nuisible helminthe helminths helmintos heterakis hidrometeorologia humedad humedad relativa humidity hydrometeorologie hydrometeorology infestation injurious factors invertebrados invertebrates medio ambiente meteorologia meteorologie meteorology natural resources nematode nematodes nematodos noxious animals organisme nuisible pests plagas recursos recursos naturales relative humidity resources ressource ressource naturelle solar activity temperatura temperature