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Molecular Entomology 2012, Vol.3, No.4, 18
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20
Table 2 Biodiversity and seasonal activity of natural enemies and pollinators in brassicaceous crops of Meghalaya, India
SN Common name Scientific name
Season
Peak activity Occurrence Remark
Plate No
1
Lady bird beetle
C. septumpunctata
complex
Nov- May January
Frequent
Most dominant
predator
of
aphids
throughout the
season
1,2 and 3
2
Lady bird beetle
C.
transversalis
complex
Nov- May January
Frequent
4
3
Lady bird beetle
Oenopia sexarata
Feb-May
March
Frequent
Predator
of
aphids
5
4
Lady bird beetle
Oenopia kirby
Feb-May
March
Frequent
Predator
of
aphids
6
5
Lady bird beetle
Chelonemous
sexmaculatus
Feb
March
Frequent
Predator
of
aphids
-
6
Lady bird beetle
Micraspis discolor
Feb
April
Rare
Predator
of
aphids
-
7
Hover fly
Syrphus torvus
Nov- May February
Frequent
Predator
of
aphids
and
pollinator
7
8
Hover fly
Episyrphus
balteatus
Nov- May February
Frequent
Predator
of
aphids
and
pollinator
8
9
Hover fly
Sphaerophoria
spp.
Nov- May February
Frequent
Predator
of
aphids
and
pollinator
9
10 Hover fly
Sphaerophoria
scripta
Nov- May February
Frequent
Predator
of
aphids
and
pollinator
10
11 Spider
Four types
Oct-May
Dec- March Frequent
Generalist
predator
11
12 Ichneumon wasp
Hyposoter ebeninus
Nov- May Jan - Feb
Frequent
Larval parasitoid
of
Pieris
12
13 Braconid wasp
Cotesia glomerata
Nov- May Feb - March Frequent
Larval parasitoid
of
Pieris
13
14 Braconid wasp
Cotesia ruficrus
Nov- May Mar - April
Rare
Larval parasitoid
of
Pieris
-
15 Pteromalid wasp
Pteromalus
puparum
Feb- May Mar - April
Frequent
Pupal parasitoid
of
Pieris
14
16 Ichneumon wasp
Diaeretiella repae
Nov- May Dec -March Frequent
Nymph-adult
parasitoid of
aphids
15
17 Uzi fly
Exorista bombysis
Mar- May March- April
Frequent
Larval-pupal
parasitoid of
Pieris
-
18 Uzi fly
Exorista larvarum
Mar- May March- April
Rare
Larval-pupal
parasitoid of
Pieris
16
19 Chalcid wasp
Brachymeria
femorata
Mar- May March- April
Rare
Pupal parasitoid
of
Pieris
-
20 Carpenter bee
Xylocopa
spp
.
Jan-April
February
Frequent
Pollinator
of
oilseed brassica 17
21 Bumble bee
Bombus orientalis
Jan-April
February
Frequent
Pollinator
of
oilseed brassica 18
22 Digger bee
Synhalonia
spp
.
Jan-April
February
Rare
Pollinator
of
oilseed brassica 19
23 Indian honey bee
Apis cerana indica
Jan-April
February
Frequent
Pollinator
of
oilseed brassica 20
24 Little honey bee
Apis florea
Jan-April
February
Rare
Pollinator
of
oilseed brassica 21