Black scale insect of citrus is controlled by:
A.Metaphycus loundsbury
B.Rodolia cardinalis
C.Both of them
D.None of them
A.Metaphycus loundsbury
B.Rodolia cardinalis
C.Both of them
D.None of them
A.Species
B.Genus
C.Family
D.Order
A.Low volume spray
B.Very low volume spray
C.Medium volume spray
D.High volume spray
A.Nematodes
B.Fusarium
C.Virus
D.All of these
A.DDT
B.BHC
C.Aldrin
D.Heptachlor
A.Egg stage
B.Larval stage
C.Pupal stage
D.Abdult stage
A.Lepidoptera
B.Coleoptera
C.Odonata
D.Distyoptera
A.Phytophagous
B.Polyphagous
C.Oligophagous
D.Monophgous
A.Males of lac insect
B.Chironomid larvae
C.Nephrocytes
D.Coagulocytes
A.Tenthredinidae
B.Ichneumonidae
C.Braconidae
D.Apidae