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Trait Specific Silkworm Germplasm Accessions

High performing Multivoltine Germplasm (parameter-wise) 

Trait

Range

Accession No.

Fecundity (No.)

488 - 441

BMI-0074, BMI-0078, BMI-0077, BMI-0071, BMI-0059, BMI-0019, BME-0052, BMI-0065, BMI-0076, BMI-0067

Hatching (%)

97.5  - 95.7

BMI-0076, BMI-0077, BMI-0075, BMI-0024, BMI-0071, BMI-0074, BMI-0073, BMI-0078, BMI-0017, BMI-0043

Wt.of 10 Larvae g.

28.16 - 21.94

BMI-0076, BMI-0077, BMI-0078, BMI-0074, BMI-0075, BMI-0025, BMI-0041, BMI-0007, BMI-0067, BME-0048

Total larval duration (h)

492 - 497

BME-0030, BME-0013, BME-0015, BMI-0019, BMI-0059, BMI-0064, BMI-0046, BME-0050, BME-0047, BMI-0038

Fifth Larval duration (h)

120 - 135

BMI-0077, BME-0013, BME-0030, BME-0015, BME-0005, BMI-0006, BMI-0019, BMI-0078, BME-0049, BME-0047

ERR (By No.)

9825 - 9766

BMI-0008, BMI-0014, BMI-0020, BMI-0001, BMI-0010, BMI-0073, BME-0012, BMI-0063, BMI-0059, BMI-0031

ERR (By Wt.) Kg.

13.33 - 10.33

BMI-0076, BMI-0078, BMI-0074, BMI-0007, BMI-0040, BMI-0038, BMI-0024, BMI-0023, BME-0052, BME-0012

Pupation rate (%)

94.49 - 93.41

BMI-0070, BME-0015, BMI-0059, BMI-0071, BMI-0016, BMI-0008, BMI-0020, BMI-0014, BMI-0039, BMI-0019

Single Cocoon Weight g.

1.2 - 0.92

BMI-0078, BMI-0076, BMI-0074, BMI-0077, BMI-0007, BME-0012, BME-0048, BMI-0075, BMI-0001, BMI-0008

Single Shell Weight g.

0.215 - 0.143

BMI-0076, BMI-0078, BMI-0077, BMI-0074, BMI-0007, BMI-0008, BMI-0001, BMI-0075, BMI-0023, BMI-0010

Cocoon Shell Percentage (%)

18.93 - 16.43

BMI-0077, BMI-0010, BMI-0076, BMI-0074, BMI-0078, BMI-0071, BMI-0073, BMI-0008, BMI-0007, BMI-0023

Cocoon yield /100dfls (Kg.)

53.29 - 41.35

BMI-0076, BMI-0078, BMI-0074, BMI-0007, BMI-0040, BMI-0038, BMI-0024, BMI-0023, BME-0012, BME-0052

 

High performing Multivoltine Germplasm (multiple parameters) 

Accession No.

No. of traits

Trait No. and Value

BMI-0078                       

9

1(472), 2(95.944), 3(27.306), 5(135), 7(11.6), 9(1.2), 10(0.2), 11(16.782), 12(46.387)

BMI-0076         

8

1(443.5), 2(97.494), 3(28.155), 7(13.325), 9(1.195), 10(0.215), 11(17.986), 12(53.291)

BMI-0074            

8

1(488.333), 2(96.24), 3(27.052), 7(10.883), 9(1.04), 10(0.179), 11(17.339), 12(43.488)

BMI-0077        

7

1(458.5), 2(96.763), 3(27.941), 5(120), 9(1.035), 10(0.196), 11(18.928)

BMI-0007      

6

3(22.017), 7(10.817), 9(0.981), 10(0.164), 11(16.668), 12(43.205)

BMI-0008      

5

6(9824.833), 8(93.672), 9(0.919), 10(0.156), 11(16.678)

BMI-0075               

4

2(96.646), 3(22.596), 9(0.946), 10(0.148)

BME-0012         

4

6(9775.833), 7(10.333), 9(0.954), 12(41.359)

BMI-0071                 

4

1(457.333), 2(96.279), 8(94.243), 11(16.691)

BMI-0023             

4

7(10.4), 10(0.148), 11(16.427), 12(41.627)

BMI-0019                

4

1(449.5), 4(496), 5(134.667), 8(93.412)

BMI-0059             

4

1(450.333), 4(496.667), 6(9767.167), 8(94.412)

1. Fecundity (No.); 2. Hatching (%); 3. Wt.of 10 Larvae (g); 4. Total larval duration (h); 5. Fifth Larval duration (h); 
6. ERR (By No.); 7. ERR by Wt. (Kg.); 8. Pupation rate (%); 9. Single Cocoon Weight (g); 10. Single Shell Weight (g); 
11. Cocoon Shell Percentage (%); 12. Cocoon yield /100dfls (Kg.)

 High performing Bivoltine Germplasm (parameter-wise) 

Traits

Range

Top ten Accessions

Fecundity (No.)

620 - 582

BBI-0345, BBI-0344, BBI-0357, BBI-0346, BBI-0286, BBI-0343, BBI-0277, BBI-0342, BBI-0066, BBE-0006

Hatching %

96.2 - 94.8

BBI-0276, BBE-0174, BBE-0178, BBE-0183, BBE-0179, BBE-0265, BBE-0187, BBE-0268, BBE-0186, BBE-0269

Wt. of grown larvae(g.)

42.6 - 41.16

BBI-0349, BBE-0206, BBI-0255, BBE-0268, BBI-0249, BBE-0202, BBI-0276, BBE-0262, BBI-0256, BBI-0254

Total larval duration(h)

533 - 548

BBE-0329, BBI-0351, BBI-0354, BBI-0352, BBI-0356, BBI-0370, BBI-0355, BBI-0326, BBI-0327, BBI-0358

Vth age larval duration(h)

126 - 134

BBI-0370, BBE-0329, BBI-0364, BBI-0281, BBE-0025, BBE-0019, BBE-0021, BBE-0017, BBI-0073, BBE-0026

Pupation rate(%)

94.0 - 91.9

BBI-0304, BBI-0303, BBI-0354, BBI-0330, BBI-0346, BBI-0342, BBI-0359, BBI-0348, BBI-0364, BBI-0357

Yield/10000 larvae (By no.)

9972 - 9787

BBI-0303, BBI-0338, BBI-0359, BBI-0349, BBI-0346, BBI-0342, BBI-0366, BBI-0353, BBI-0344, BBE-0332

Yield/10000 larvae (By wt.in Kg.)

20.1 - 17.5

BBI-0349, BBI-0357, BBI-0350, BBI-0338, BBI-0293, BBI-0344, BBI-0343, BBI-0324, BBI-0345, BBI-0336

Single Cocoon Weight (g)

1.84 - 1.74

BBI-0349, BBI-0357, BBE-0164, BBI-0344, BBI-0350, BBE-0003, BBI-0293, BBE-0268, BBE-0006, BBE-0187

Single Shell Weight (g.)

0.38 - 0.35

BBI-0324, BBE-0197, BBI-0328, BBE-0264, BBE-0247, BBI-0349, BBE-0263, BBE-0262, BBE-0222, BBI-0344

Shell ratio (%)

23.9 - 22.0

BBI-0370, BBI-0328, BBE-0264, BBI-0324, BBE-0262, BBE-0197, BBI-0359, BBI-0364, BBE-0269, BBE-0252

Cocoon Yield / 100 dfls (Kg.)

80.5 - 70.0

BBI-0349, BBI-0357, BBI-0350, BBI-0338, BBI-0293, BBI-0344, BBI-0343, BBI-0324, BBI-0345, BBI-0336

Filament length(m)

1190.5-1026

 BBI-0275, BBE-0267, BBE-0266, BBE-0265, BBI-0326, BBE-0225, BBE-0262, BBE-0263, BBE-0270, BBE-0268

Non-breakable length(m)

977.5-900

 BBE-0171, BBE-0201, BBE-0216, BBE-0225, BBE-0214, BBE-0177, BBI-0172, BBE-0263, BBI-0326, BBE-0270

Denier

1.64-2.02

 BBE-0026, BBI-0248, BBE-0218, BBE-0195, BBI-0062, BBI-0126, BBI-0115, BBI-0109, BBI-0370, BBE-0024

Reelability %

95.3-93.4

 BBE-0210, BBE-0201, BBE-0200, BBE-0227, BBI-0237, BBI-0304, BBI-0289, BBI-0368, BBE-0211, BBE-0212

Renditta(Kg)

4.84-5.77

 BBE-0182, BBE-0262, BBI-0325, BBE-0263, BBI-0364, BBE-0246, BBE-0232, BBE-0187, BBE-0238, BBI-0326

Raw silk Recovery %

96.7-85.7

 BBE-0143, BBE-0246, BBI-0114, BBE-0182, BBE-0262, BBE-0232, BBE-0216, BBI-0235, BBI-0364, BBE-0167

Neatness %

99-97.5

 BBI-0237, BBI-0124, BBE-0185, BBI-0132, BBI-0106, BBE-0264, BBI-0125, BBE-0177, BBI-0358, BBE-0242

Boil off loss(%)

17.3-19.1

 BBE-0250, BBI-0257, BBE-0224, BBI-0237, BBI-0253, BBE-0011, BBI-0366, BBI-0215, BBI-0277, BBE-0329

Cleanliness(%)

99-98.5

 BBE-0244, BBI-0368, BBI-0364, BBI-0358, BBE-0033, BBI-0334, BBI-0347, BBE-0185, BBE-0035, BBE-0018

 

Trait specific promising silkworm genetic resources for thermo tolerance

MV breeds :- BMI-0001, BMI-0014, BMI-0034, BMI-0056, BMI-0017, BMI-0006, BME-0047, BMI-0057, BMI-0059, BME-0005, BMI-0042, BMI-0022, BMI-0023, BMI-0020

BV breeds:-  BBI-0293, BBE-0026, BBE-0030, BBI-0084, BBI-0086  were identified as thermo tolerant breeds.

Silkworm Bivoltine Germplasm Evaluation in the  hotspots

High temperature and high humidity (Autumn conditions)

 - BBE-0266 and BBE-0178 better than local ruling breeds and CSR-2

 - BBE-0198 and BBE-0266 identified for less disease incidence

 Silkworm Multivoltine Germplasm Evaluation in the  hotspots

 High Temperature and Low humidity (abiotic)  BMI-0045, BMI-0025, BMI-0027, BMI-0060

 High Temperature and high humidity (abiotic)  : BMI-0040, BMI-0025, BMI-0027, BMI-0016

 High Temperature and high humidity (biotic)    : BMI-0027

 

 

 

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