Longan Pest
- Castor Semi-looper – Scientific Name: Pelagodes falsaria Prout
- Caterpillar – Scientific Name: Achaea janata L.
is wildly contagious during the blooming period. The worm eats the outer bud or flower, especially inside the inflorescence. The infestation is severe. The worm spins a web to bind the inflorescence so the flower does not bloom and produce the fruit. It will finally fall off.
Prevention and Elimination
1. Use The Next 100-150 g. or Phyretoxa (spray through the flower without killing bees) 200 cc., or Bactospin FC 600-800 cc. (no toxic residue) (usage rate is per 200 ltr. of water).
(ปลอดภัยไร้พิษตกค้าง) อัตราการใช้ 600-800 ซีซี. (อัตราการใช้ที่แนะนำต่อน้ำ 200 ลิตร)
