Sawflies: Pear Fruit Field trials have found that sticky-coated, non-ultraviolet-reflecting white spinosad Sawfly (Hoplocampa rectangles to be the most effective trap for capturing and monitoring adult horticultural oil brevis) sawfly populations. Cherry slug/Pear fruit Cultivation around tree base to destroy pupae. sawfly (Caliroa cerasi) On small hectarage orchards, hand-pick larvae. Plum Sawfly (Hoplocampa flava) Black Plum Sawfly (Hoplocampa minuta) Apple Sawfly (Hoplocampa testudinea) Apple scab (Venturia Use a fall foliar fertilizer application of zinc sulfate and urea to hasten leaf fall Copper compounds inaequalis) and speed decomposition of fallen leaves (reduces the level of overwintering flutriafol apple scab inoculum). sulfur Sanitation: cultivate leaves into soil. myclobutanil trifloxystrobin pyrimethanil kresoxim-methyl mancozeb fluazinam cyprodinilmancozeb (use only up to bloom), Pear scab (Venturia Fall foliar fertilizer application. flutriafol inaequalis and Venturia Sanitation: cultivate leaves into soil. sulfur pyrina) fluazinam kresoxim-methyl pyrimethanil rifloxystrobin Powdery mildew Sanitation: Prune away and destroy infected shoots during dormancy or early lutriafol (Podosphaera spring. sulfur leucotricha) myclobutanil trifloxystrobin pyrimethanil Monilia fruit rot (Monilia Reduce mechanical wounding of fruit. propiconazole
Sawflies: Pear Fruit Sawfly (Hoplocampa brevis) Cherry slug/Pear fruit sawfly (Caliroa cerasi) Plum Sawfly (Hoplocampa flava) Black Plum Sawfly (Hoplocampa minuta) Apple Sawfly (Hoplocampa testudinea) Field trials have found that sticky-coated, non-ultraviolet-reflecting white rectangles to be the most effective trap for capturing and monitoring adult sawfly populations. Cultivation around tree base to destroy pupae. On small hectarage orchards, hand-pick larvae. spinosad horticultural oil Apple scab (Venturia inaequalis) Use a fall foliar fertilizer application of zinc sulfate and urea to hasten leaf fall and speed decomposition of fallen leaves (reduces the level of overwintering apple scab inoculum). Sanitation: cultivate leaves into soil. Copper compounds flutriafol sulfur myclobutanil trifloxystrobin pyrimethanil kresoxim-methyl mancozeb fluazinam cyprodinilmancozeb (use only up to bloom), Pear scab (Venturia inaequalis and Venturia pyrina) Fall foliar fertilizer application. Sanitation: cultivate leaves into soil. flutriafol sulfur fluazinam kresoxim-methyl pyrimethanil rifloxystrobin Powdery mildew (Podosphaera leucotricha) Sanitation: Prune away and destroy infected shoots during dormancy or early spring. lutriafol sulfur myclobutanil trifloxystrobin pyrimethanil Monilia fruit rot (Monilia Reduce mechanical wounding of fruit. propiconazole