Catharanthus disease management
Most common Catharanthus seedling diseases.
Disease
Active ingredients (rate in chemical)
Active Ingredient concentration in solution g/l*
Use as prophylactic
iprodione (50%)
1.25 g/l
tetrachloroisophthalonitrile (82.5%)
0.83–1.2 g/l 0.5–0,75 g/l 0.75–1,25 g/l
Thielaviopsis
fenhexamid (50%)
pentachloronitrobenzene (75%)
azoxystrobin (50%) fludioxonil (125 g/l)
0.15 g/l
+
0.05–0.07 g/l
Rhizoctonia
chlorothalonil (72%) + thiophanate-methyl (18%)
0.75–1,25 g/l chlorothalonil or/and 0.18–0,27 g/l
pentachloronitrobenzene (75%) polyoxin D zinc salt (11.3%)
0.75–1,25 g/l
0.07 g/l 0.15 g/l
azoxystrobin (50%)
pyraclostrobin (12.8%) + boscalid (25.2%)
0.03–0.07 g/l pyraclostrobin or/and 0.05–0.15 g/l boscalid
Plant protection
Phytophthora
+
propamocarb (600 g/l)
1.8 g/l
mankozeb (640 g/kg) + mefenoxam (40 g/kg)
* Rotate active ingredients (AI). Don’t apply the same AI more than 3 times at row. Check phytotoxicity!
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