Chilo tumidicostalis

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Table 6 Duration of various developmental stages of Chilo tumidicostalis (Hampson) with six instars larvae under laboratory condition (28 ± 2 0 C and 75 ± 2 % RH) Stage of development N Mean±S.D. Range (days) (days) Egg: 267 4.37±0.49 4-5 Larva: Instar I 30 3.83±0.71 3-5 Instar II 30 5.03±0.89 3-6 Instar III 30 4.90±0.96 3-6 Instar IV 30 7.13±1.57 4-9 Instar V 30 7.33±1.47 5-9 Instar VI 30 7.93±2.02 4-12 Total: first to last instar 30 33.43±4.46 28-42 Prepupa: 29 1.70±0.47 1-2 Pupa: 29 7.03±1.19 6-9 Adult: Male 15 3.90±0.88 2-5 Female 15 4.03±0.76 3-5 30
Table 7 Duration of various developmental stages of Chilo tumidicostalis (Hampson) with seven instars larvae under laboratory condition ( 28 ± 2 0 C and 75 ± 2 % RH) Stage of development N Mean±S.D. Range (days) (days) Egg: 267 4.60±0.49 4-5 Larva: Instar I 26 3.90±0.31 3-4 Instar II 26 5.07±0.64 4-6 Instar III 26 5.03±0.81 4-6 Instar IV 26 7.23±1.36 4-9 Instar V 26 7.57±1.63 4-9 Instar VI 26 8.40±1.04 5-11 Instar VII 26 7.77±1.72 5-10 Total: first to last instar 26 37.30±2.76 31-42 Prepupa: 26 1.80±0.41 1-2 Pupa: 23 7.27±1.34 5-9 Adult: Male 12 3.67±0.84 2-4 Female 10 3.50±0.90 2-5 31
Page 2: THESIS ECOLOGICAL STUDY OF THE SUGA
Page 5 and 6: TABLE OF CONTENTS TABLE OF CONTENTS
Page 7 and 8: (Hampson) with six larval instars
Page 9 and 10: LIST OF FIGURES (Continued) Figure
Page 11 and 12: ECOLOGICAL STUDY OF THE SUGARCANE M
Page 13 and 14: stated that the relative importance
Page 15 and 16: epeated mating habits, males mated
Page 17 and 18: MATERIALS AND METHODS Laboratory st
Page 19 and 20: the capsule of each larval instars
Page 21 and 22: Biological Studies of The Important
Page 23 and 24: RAINFALL (mm) RELATIVE HUMIDITY (%)
Page 25 and 26: Figure 3 Eggs mass of Chilo tumidic
Page 27 and 28: Table 1 Width of head capsule of Ch
Page 29 and 30: Table 3 Width of head capsule of Ch
Page 31 and 32: WIDTH OF HEAD CAPSULES (mm) 2.5 2 1
Page 33 and 34: WIDTH OF HEAD CAPSULES (mm) 3 2.5 2
Page 35 and 36: A B Figure 9 Pupae of Chilo tumidic
Page 37 and 38: Table 4 Body measurements of variou
Page 39: Table 5 Duration of various develop
Page 43 and 44: Table 8 Biological life table, age-
Page 45 and 46: lxmx 20 15 10 5 0 33 36 39 42 45 48
Page 47 and 48: Table 10 Partial ecological life ta
Page 49 and 50: Survey Natural Enemies of Chilo tum
Page 51 and 52: Figure 14 The full grown larvae of
Page 53 and 54: Figure 15 Pupa of Cotesia flavipes
Page 55 and 56: Figure 17 Female adult of Cotesia f
Page 57 and 58: Duration of developmental periods T
Page 59 and 60: Figure 19 The female adult of Cotes
Page 61 and 62: Figure 20 Larvae of Tetrastichus sp
Page 63 and 64: Figure 22 The pupae of Tetrastichus
Page 65 and 66: Figure 24 Male adult of Tetrastichu
Page 67 and 68: Duration of developmental periods T
Page 69 and 70: Figure 26 The female of Tetrastichu
Page 71 and 72: Population Study of Chilo tumidicos
Page 73 and 74: POPULATION DENSITY (LOG N+1) 4.5 4
Page 75 and 76: PERCENT PARASITIZATION 50 45 40 35
Page 77 and 78: parasites; Telenomus sp. (Hymenopte
Page 79 and 80: and in control plot were 0, 0, 5.25
Page 81 and 82: Cantelo, W.W. and P. Pholboon. 1965
Page 83 and 84: Morris,R.F. and C.A. Miller. 1954.
Page 85: _____. 1999. Success of Cotesia fla

Chilo tumidicostalis

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