laitimes

Common insect pests of spring garden plants and their control methods

author:Agricultural technical service consulting
Common insect pests of spring garden plants and their control methods

Blowing wool shell worm: 5-6 mm body length with white cilia hairs all over the body, parasitic a variety of garden plant branches, leaves, fruits, nutrient absorption, often bring soot disease, strengthen ventilation; spray No. 20 petroleum milk plus 0.03% 1059 or 1605; Spray 0.5 degree lime sulfur compound; Spray 2.5% oligobromormoctrin emulsion 2000 times; Drop 3 to 5 grams per square meter and smoke it tightly for 15-20 minutes

Shield: flat, brown, shield shell with horizontal stripes, parasitizing a variety of garden plant branches, insects, fruits, absorb nutrients, often bring soot disease, strengthen ventilation; spray No. 20 petroleum emulsion plus 0.03% 1059 or 1056; Spray 0.5 degree lime sulfur compound; Spray 2.5% bromide permethrin emulsion 2000 times, drop 3-5 grams of dichlorvos per square meter and smoke for 15-20 minutes

Green inchworm: 3 mm in diameter, 3 cm in length, round strip, green, mostly vermin family garden plants, often spit silk hanging in the air, leaves eat out, green feces are all over the ground, spray 0.07%-0.1% happy fruit

Common insect pests of spring garden plants and their control methods

Green insects: 2 mm in diameter, 2 cm in length, round striped, green, adult butterfly-like, white powder all over the body, harmful to cruciferous garden plants, bite the leaves into holes, spray 0.07%-0.1% happy fruit

Heartworm: 2 mm in diameter, 2 cm in length, round strip, pink, harmful to orchard plants, sneaking into the fruit fairy to absorb nutrients, early spray 0.1% Leguo Scarab: with a round, about 1 cm in diameter, with hard shell carapace, blue-blue, with golden spots, for a variety of garden plants, bite branches and leaves into spots or porous, spray 0.02% -0.03% 1059 or 1605, spray 0.1% Leguo

Floating sinker: about 1 centimeter long, winged can fly, pale green, often at night to absorb a variety of garden plant foliage, for the infestation of shallow spots, spray 0.07% -0.1% of predators or enemy insects

Common insect pests of spring garden plants and their control methods

Caterpillars: more species, strips, full body and long hairs, for the harm of a variety of garden plants, bite branches, leaves, fruits, spray 0.07% -0.1% of predators or enemy insects Planthopper: small, white or red, can fly, for the harm of our garden plants, suck the leaf surface to make most of the spots, spray 0.5% -0.1% lime sulfur mixture in winter, poison and kill latent intradermal larvae; Adult sprays 0.07%-0.1% of dichlorvos or dichox

Ground tiger: 3 cm long, rounded, knotted all over the body, milky yellow black head, harmful to the underground part of garden plants, biting seeds and bulbs, soil disinfection; irrigation 0.1% of dichlorvos.

Nematodes: small, slender, about 1 cm, white lines, harmful garden plant seedlings, roots, bulbs and cuttings, soil disinfection, spray 0.1% of the insects

Caddisflies: 4-5 cm long. Brown, hooked horns in front of the head, pointed beak, able to fly, sowing seedlings for harm, stringing the topsoil into most ditches, disinfecting the soil; Bait booby traps at night; Spray 0.1% enemy insects

Common insect pests of spring garden plants and their control methods