Chemical control of pests and diseases
Thrips:
Fumigate with nicotine 40% shreds (DowElanco Ltd) or Lindane smoke pellets
(Octavius Hunt Ltd) at 14 day intervals. If the infestation is severe
fumigation may be carried out 3 times at 7 day intervals, although
this may result in some scorching of the plants. Alternatively,
granules of Temik 10G (Union Carbide, or Basudin 5G (Ciba-Geigy
Agrochemicals) may be sprinkled around and watered in.
Please observe the safety recommendations supplied with the products
when handling these chemicals.
Whitefly:
Fumigate with Lindane smoke pellets (see above) or Propoxur
smokes (Octavius Hunt Ltd).
Please observe the safety recommendations supplied with the products
when handling these chemicals.
Sciarid (mushroom fly):
Fumigate with Lindane smoke pellets or
Nicotine 40% shreds (see thrips above) to eradicate flies and
incorporate Basudin 5G granules into the compost to kill the larvae.
The compost and benches may also be drenched with a solution of
Diazinon liquid (Murphy Chemicals Ltd) to eradicate the larvae.
Please observe the safety recommendations supplied with the products
when handling these chemicals.
Aphids:
Fumigate with 40% nicotine shreds.
Please observe the safety recommendations supplied with the products
when handling these chemicals.
Red Spider Mite:
Fumigate with 40% nicotine shreds maintaining a
temperature of 25C for at least 8 hours alternately the plants may be
sprayed with Pentac Aquaflow (Dow Agriculture Ltd) or Savona (Koppert
UK Ltd).
Please observe the safety recommendations supplied with the products
when handling these chemicals.
Fungal Diseases:
Spray or drench plants with a solution of Benlate
systemic fungicide (ICI Ltd).
Please observe the safety recommendations supplied with the products
when handling these chemicals.
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