• Tomato looper

  January 1, 1970

  plants. Infestations on ornamental plants reduce their marketability. Life cycle and appearance of Tomato looper The tomato looper or golden twin-spot

• Thrips

  January 1, 1970

  tomato spotted wilt virus (TSWV), mainly transmitted by F. occidentalis. Life cycle of thrips Thrips develop through six stages: the egg, two larval instars [...] control of thrips combines several complementary solutions that target multiple life stages: Predatory mites Beneficial nematodes Beneficial fungi Predatory bugs

• Lyprauta

  January 1, 1970

  vegetative stage. The root damage can also form entry points for pathogens. Life cycle and appearance of Lyprauta The adults of the three species can be dis

• Strawberry aphid

  January 1, 1970

  is an important vector of several plant viruses affecting strawberries. Life cycle and appearance of Strawberry aphid Aphids moult four times before reaching

• Leafhoppers

  January 1, 1970

  Biological control of leafhoppers Leafhoppers are highly mobile, sap-sucking pests that feed on plant leaves, causing discoloration, stippling and leaf curling. Their feeding reduces photosynthesis, w

• Boisduval scale

  January 1, 1970

  sheath. Small infestations on orchids cause extensive discolouration. Life cycle and appearance of Boisduval scale Females are white to light yellow, thin

• Pear psylla

  January 1, 1970

  covering shoots, leaves and developing fruits with a sticky black layer. Life cycle and appearance of Pear psylla Adults pear psyllas are 2-3 mm long and

• Oak processionary moth

  January 1, 1970

  severe allergic reactions, amongst other health problems (see above). Life cycle and appearance of Oak processionary moth The adults have grey forewings

• Chafers

  January 1, 1970

  often caused by birds and small mammals digging for the grubs to eat them. Life cycle and appearance of Chafers Adult Amphimallon sostitialis are 14-18 mm long

• Leek moth

  January 1, 1970

  fall of the flowers where moth larvae have eaten the floral peduncles. Life cycle and appearance of Leek moth The leek moth ( Acrolepiopsis assectella )