Yield loss in trellised tomato affected by insecticidal sprays and plant spacing

abamectin alternaria solani avermectinas avermectine avermectins bouillie cartap chemical control conduite de la culture crop management crop yield enfermedades de las plantas espacement espaciamiento helicoverpa helicoverpa zea insecte nuisible insecticidas insecticide insecticides losses lutte chimique lycopersicon esculentum maladie des plantes manejo del cultivo pathogens perte pest insects pests of plants plagas de plantas plant diseases ravageur des plantes rendement rendement des cultures rendimiento rendimiento de cultivos spacing sprays tomate tomatoes yields