I. Gastropods (Stalk eye)
▲ Gray snail
▲ Slugs
Main species: homogeneous snails, grey snails, slugs
Hazards: Adult snails and juvenile snails feed on young citrus leaves, young stems and fruit cortex
Occurrence period: May to September
Prevention agent: tetraacetaldehyde
II. Arachnids (Tick mites)
▲Citrus full-clawed mite (red spider)
▲Citrus rust gall (rust tick)
Main species: Gall mite family (citrus gall mite citrus rust gall mite), tarsal mite family (lateral multi-eclipse tarsal mite), leaf mandae (citrus full claw mite Shenze leaf mite citrus leaf mite)
Hazard mode: Adult mites, if mites suck to harm the leaves and fruits of citrus
Occurrence time: Citrus full claw mites (red spiders) can occur almost fully, of which the spring and autumn shoots are the peak of harm; citrus rust mites (rust ticks) from July to October is the peak of occurrence
Prevention and control agents: red spiders can use avermectin, tetrazole nitrile, fludaramide, acetalazole, spironate, mineral oil, etc.; rust ticks can use avermectin + lice mite urea; imported mineral oil
III. Insects (Hemiptera)
▲ Pear mesh bug
▲ Curved shin couple edge bug
▲ Li Dun Bug (yellow type)
▲Nine incense worms
▲Rice green bugs
▲ Tea wing bugs
Main species: Reticulatae (Pear Reticulatae), Marginal Bugs (Trichophyllaceae), Shield Bugs (Lidun Bugs), Lycopodidae (Nine-Spiced Worm), Bugs (Great Stink Bugs, Cloud Bugs, Spotted Bugs, Longnose Bugs, Hemp Skin Bugs, Rice Green Bugs, Tea Wing Bugs)
Hazard method: Adults and nymphs use a sucking mouthpiece to puncture leaves, fruits, etc., and suck up plant sap
Occurrence period: July to August is the main occurrence period
Control agent: high efficiency cypermethrin + chlorpyrifos
IV. Insects (Coleoptera)
▲Red-footed golden turtle
▲ Six-star gidding worm
▲Star Celestial Bull
▲Light Shield Green Celestial Bull
▲Brown celestial bull
▲ Malignant leaf nail
▲ Latent leaf nails
▲Small green elephant armor
▲ Citrus gray weevil
▲ Small silverfish
Main species: Gidingaceae (Six-star Gidding, Citrus Popper, Citrus Slippery), Lijin turtle family (Spotted Beaked Golden Turtle, Glass Arc Li Golden Turtle, Chinese Arc Li Golden Turtle, Red-footed Golden Turtle, Patina Golden Turtle), Flower Golden Turtle Family (White Star Flower Golden Turtle, Small Blue Flower Golden Turtle, Flower Diving Golden Turtle), Rhinoceros (Rubber Rhinoceros Golden Turtle), Celestial Bull Family (Star Sky Cow, Brown Sky Cow, Light Shield Green Sky Cow), Elephant Beetle Family (Small Green Elephant Beetle, Blue Green Elephant, Citrus Gray Elephant Beetle), Small Beetle Family (Dark-winged Small Beetle, Smooth Wood Small Beetle, Tea Material Small Beetle)
Hazard mode: Adult insects mostly eat citrus leaves, and some larvae can harm branches and roots
Occurrence period: Adult scarab beetles are mostly unearthed in June to July, and the larvae live underground; giddingia is the first hazard peak in mid-to-early May, and the second hazard peak in mid-to-late September; the main hazard period of tianniu is from April to June; and the high incidence period of weevils is from April to June and August to September
Prevention and control agents: high chlorine + chlorpyrifos, pay attention to the treatment of soil
V. Insects (Diptera)
▲ Citrus small fruit fly
▲Citrus large fruit fly
▲Flower bud maggots
Main species: Fruit fly family (citrus small fruit fly, citrus fruit fly, mandarin orange fruit fly), gall mosquito family (bud gall mosquito, flower bud maggot, citrus radoptus mosquito)
Hazard mode: mainly larvae are stationed to eat citrus flower utensils and fruits
Occurrence period: Large fruit fly may to July, small fruit fly June to September, flower bud maggot in mid-to-late March
Prevention and control agents: flower bud maggot poisoning ticks, permethrin agents, pay attention to the flower buds to treat the ground; large and small fruit flies can be trapped by full catches of real flies
VI. Insects (Taemona)
▲ Thrips
Main species: Thripsidae (tea yellow hard thrips, flower thrips, brown three-maned thrips, eight-sectioned thrips, palm thrips, color thrips, yellow-breasted thrips), tube thrips (ventral curved tube thrips, orange tube thrips, Hua Jane tube thrips, narrow-winged simple tube thrips)
Hazards: Adults and nymphs use file suction mouthparts to harm the leaves, flowers and fruits of citrus
Occurrence period: the first peak period appears in the citrus flowering period, the second peak period occurs in the young fruit stage after flowering, and the third peak period is the autumn shoot extraction period from September to October
Control agent: high chlorine + thiamethoxazine
VII. Insects (Lepidoptera)
▲Citrus butterfly
▲Jade belt phoenix butterfly
▲ Leafminer moth
▲ Twill nocturnal moth
▲Smoke green insects
▲ Bird's bill pot nocturnal moth
▲ Citrus leopard beetle moth
▲Peach borer
▲Small white striped poisonous moth
▲Tung inchworm
▲Brown-banded long leaf curl moth
▲White sac moth
Main species: Leopard beetle moth family (citrus leopard beetle moth), butterfly family (citrus butterfly, jade ribbon butterfly, Dharma butterfly), poison moth family (small white striated poison moth, double-lined poison moth, tea yellow poison moth), stinging moth family (yellow thorn moth, brown-edged green thorn moth, brown thorn moth, flat thorn moth), curly moth family (brown-banded leaf curl moth, post-post-yellow curl leaf moth, citrus yellow curl moth, small yellow curl leaf moth, pseudo-yellow curl leaf moth), moth family (white sac moth, waxy moth, tea moth, large moth, silk vein moth, daisy moth), ulnar moth (tetralated inchworm moth, bridge moth , Large hook-winged inchworm, Oleraceae inchworm), Nocturnidae (small ground tiger, twill noctus, smoke green insect, kettle mouth nocturnal moth, bird nocturnal moth, pot nocturnal moth, nocturnal moth, leaf nocturnal moth, small bridge-building moth, rose scarf nocturnal moth, nocturnal moth), borer moth family (peach borer borer), submerged moth family (leafminer moth), fine moth family (citrus submersible moth)
Hazards: The leaves and fruits are mainly eaten by the larvae, and some adults are also stinging the fruit.
Occurrence period: May to July is the high incidence period of Lepidoptera pests, and fruit-sucking nocturnal moths are in August to November.
Control agents: chlorpyrifos, cypermethrin, cypermethrin, methylpyridoxine, chlorpyrifosyl, chlorpyrifosum, moth nucleocortic polykeratovirus, insecticide, insecticide nitrile, etc.
VIII. Insects (Homoptera)
▲Black grasshopper
▲ Citrus wood lice
▲ Citrus whitefly
▲Black betten whiteflies
▲Wax cicada
▲ Embroidered chrysanthemum
▲Red wax bug
Main species: Cicada family (cockroaches, blackhoppers), leafhoppers, cymbalaceae (white-banded pointed-breasted cicadas), moth wax cicadas (white moth wax cicadas, white goose wax cicadas, brown-edged moth wax cicadas), broad-winged waxhoppers (eight-point broad-winged waxhoppers, persimmon broad-winged waxhoppers), whitefly (citrus whitefly, black spinosa whitefly), aphids (meadowsweets, cotton aphids, orange aphids, orange aphids), mesophylls (mealybugs, waxhoppers, waxhoppers, shields), aphids (citrus aphids).
Hazard mode: Most of the sap is sucked by the stinging mouthpiece, causing harm to citrus, and the bacteria are transmitted to poison.
Occurrence period: Citrus shoot stages.
Control agents: whitefly can use high chlorine / cypermethrin + thiamethoxen / imidacloprid / furazine amine; black grasshopper can use high chlorine + chlorpyrifos; pygotis suggests systemic agents + quick-acting agents, paermethrin pesticides such as mecyanophrine, high efficiency cypermethrin and thiamethoxam, imidacloprine, furazine and other mixed uses; mesophyllum poison tick + thiazide / ethyl spironium; poison tick + ethyl spironium; chlorpyrifene + mineral oil.
IX. Insects (Orthoptera)
▲ Locusts
▲ Ant
Main species: Crickets (macrocephalic crickets), crickets (borers), locusts (cotton locusts, short-fronted negative locusts, East Asian flying locusts, Luofu mountain cut-winged locusts)
Hazard mode: Nymphs and adults nibble on sensory leaves
Occurrence period: July to August, usually rarely occurs
Control agents: high-efficiency cypermethrin, avi triazophos, locust green zombie, matrine, neem
10. Insects (Isoptera)
Black-winged earth termites
▲ Domestic termites
Main species: Nasal termites (domestic termites), Termites (black-winged earth termites)
Hazards: Mainly the root system of citrus and the trunk near the ground
Control agents: thiamethoxam, bifenthrin, polybactericides, cypermethrin, imidacloprid + chlorpyrifos and so on.