• Bacterial spot

  January 1, 1970

  the petioles and stems and form long dark streaks. On fruits, first small black specks are seen on green fruits. The specks grow into brown spots that look

• Gummy stem blight

  January 1, 1970

  wn gummy drops occur, hence the name gummy stem blight. On the lesions, black specks, the new fruiting bodies with spores, become visible. On the leaves

• Aphidius colemani

  January 1, 1970

  and is black with dark brown legs. A female has a more pointed abdomen that is as long as the wings, is equipped with an ovipositor, and is black, with

• Blight of pepper

  January 1, 1970

  cause root- and crown rot in potted plants. The small roots die and brown-black lesions occur on the larger roots. Plants wilt and the crown leaves drop

• Crane flies

  January 1, 1970

  and one pair of narrow, clear wings with clearly visible veins. Eggs are black in colour, oval, 1mm long and deposited on the soil surface. Larvae are

• Wheat bunt

  January 1, 1970

  kernel. The bunt balls are grey-brown. They rupture at harvest and release black, powdery spores, that smell like fish, hence the common name stinking bunt

• Apple collar rot

  January 1, 1970

  Phytophthora cactorum causes seedling damping off, a reduced root system and black discolouration of the roots. On the foot, dark brown lesions with sharp borders

• Dwarf bunt

  January 1, 1970

  kernel. The bunt balls are grey-brown. They rupture at harvest and release black, powdery spores, that smell like fish, hence the common name stinking bunt

• Codling moth

  January 1, 1970

  blackish-brown forewings, suffused with ash-grey and a large, metallic, bronzy black ocellus on the hind part. The hindwings are brown. The eggs are about 1.3

• Onion thrips

  January 1, 1970

  surrounding tissue to die. The resulting silver-grey patches on leaves and the black dots of their excreta indicate their presence in the crop. The vigour of