Most insects have five basic physical characteristics:

Transcription

1 What is an insect Insects are very small animals that compete with foods. Insects are invertebrates. They have no backbones. Most insects walk, fly and jump. Insect need water, air and food to live.

2 Most insects have five basic physical characteristics: Insects have what we call an exoskeleton or a hard, shell-like covering on the outside of its body. Insect have three main body parts: head, thorax and abdomen. Insect have a pair of antenna on top of their head Insects have three pairs of legs. They use the leg for walking, but sometimes an insect may have a pair of legs that are specially designed for jumping. And insects have wings. Some insects are beneficial to people Some insects are harmful

3 Insects have different mouth parts Piercing and Sucking Siphoning Chewing Sponging

4 Head Antenna Compound Eyes Mouth

5 Thorax Wings Legs, front leg, middle leg, hind leg Ear

6 Abdomen Breathing system Spiracles Ovipositor

7 Insect pest identification Common name: Leaf footed Bug Scientific name: Leptoglossus australis Control: Bagging

8 Common name: Orange cucumber beetle Scientific name: Aulacophora similis Control: Use yellow sticky traps Neem extract Use a portable vacuum to get the adults in the early evening. Put them into a plastic bag, seal it and dispose of them. Spread any type of onion skins on the soil around the planted areas. Mulch your plants

9 Scientific: Epilachna curcurbitae Control: Sevin and malathion

10 Common name: Melon fly Scientific name: Bactrocera curcurbitae Control: Cue lure, GF-120 the protein bait, bagging, sanitation and crop rotation.

11 Red Spider mites Control: 3-in-1 Safer. Apply 5 to 7days when insects are present.

12 1. Scientific name: Aphis gossypii 2. Scientific name: Pentalonia nigronervosa 2. Banana Aphids 1. Melon Aphids Control: Add 2 Tbs. dish washing soap and 2 Tbs. vegetable oil to 1 gal. water. Biological control such parasitic wasp and lady beetle

13 Syrpid fly larvae and Lady beetle

14 Common name: Taro Horn worm Scientific name: Hippotion celerio Control: Mechanical Control

15 Common name: Philippine Lady beetle Scientific name: Epilachna vigintisexpunctata philippensis Larvae Control: Sevin and Malathion

16 Common name: Papaya Mealy bug Scientific name: Parracoccus marginatus Control: Parasitic wasps have introduced to the island of Tinian to control the Papaya mealy bug

17 Common name: Banana Leaf Roller Biological control has been introduced to CNMI

18 Common name: Spiraling whitefly Scientific name: Aleurodicus dispersus Bio-control such as lady beetles Malathion and sevin Neem leaf extract

19 Common name: Sweet potato weevil Scientific name: Cylas formicarius Control: Sanitation, harvest whenever the tubers are ready. constantly water the plants Malathion and Sevin. Sweet potato lure.

20 Common name: Coconut scale Scientific name: Aspidiotus destructor Control: Bio-control has been introduced

21 Comon name: Citrus Swallowtail Scientific name: Papilio polytes Control: Mechanical control

22 Long tailed Mealy bug Neem leaves extract

23 Common name: Long tailed Mealy bug Scientific name: Pseudococcus longispinus Control: 2 Tbs dish washing soap and 2 Tbs vegetable Oil added to 1 gal. of water Bio-control

24 Common name: Fruit Piercing Moth Scientific name: Othreis fullonia Fruit Piercing Eggs Caterpillar Pupae Adult

25 Fruit piercing moth damage to guava Control: Light, early harvest and bagging

26 Common name: Red Banded thrips Scientific name: Selenothrips rubrocinctus Control: Malathion or Sevin

27 Common name: Leafhoppers Burn damage from Leafhoppers Control: Always try the least toxic methods of pest control as your first step. Place yellow sticky traps near infested plants. Spray neem leaves extract.

28 Common name: Onion thrips Scientific name: Thrips tabaci Control: 3-in-1, Crop rotation. Avoid planting during the dry season They perish during wet condition.

29 Common name: Melon thrips Scientific name: Thrips palmi Control: Dimethoate Ambush, Insecticidal soap

30 Common name: Beans pod borer Scientific name: Maruca testulalis Control: Sevin

31 Common name: Broad mite Scientific name: Polyphagotarsonemus latus Broad mite s toxic saliva causes twisted, hardened and distorted growth in the terminal of the plant. Control: Insecticidal oil or soaps are usually just as effective and less toxic to the environment.

32 Common name: Phytorus leaf beetle Scientific name: Phytorus lineolatus Control: Sevin

33 Common name: Corn earworm and tomato fruit worm Scientific name: Helicoverpa zea Control: Bacillus thuringiensis

34 Common name: Corn borer Scientific name: Ostrinia nubilalis Bacillis thuringiensis

35 Thank you! Any questions?