Table 3 Analysis of variance for disease incidence of P. capsici in chilies under various screening conditions.

From: Heterosis and combining ability analysis of Phytophthora capsici induced root rot resistance and horticultural traits in Capsicum annuum

Analysis of variance for lines × testers including parents

Source of variance

d.f

GH

AIF

NC

Avg

Replication

2

3.6

49.5

16

11.6

Genotypes

26

1118.4**

1155.5**

870.6**

1006.8**

Crosses (C)

17

883.1**

938.9**

737.5**

820.2**

Parents

8

1678.3**

1759.9**

1214.1**

1501.7**

Lines (P)

2

135.5**

229.9**

452.8**

215.7**

Tester (P)

5

2621.9**

2723.7**

1752.2**

2316.4**

Lines (P) vs. Tester (P)

1

45.9*

1.4

46.3

0.2

Crosses vs. parents

1

638.2**

0.1

385.8*

220.5**

Error

52

2.8

7.6

85.9

10.7

Analysis of variance for combining ability

Line (C)

2

1621.2* (21.6%)

1667.6** (20.9%)

1296.3** (20.7%)

1487.4** (21.3%)

Tester (C)

5

1328.9* (44.3%)

1471.6** (46.1%)

874.1** (34.9%)

1184.6** (42.5%)

Lines × tester (C)

10

512.6* (34.1%)

526.9** (33%)

557.4** (44.5%)

504.5** (36.2%)

Error

34

3.2

6.9

84.6

11

  1. *Significance at P ≤ 5%, ** Significance at P ≤ 1%, d.f Degree of freedom, GH Greenhouse conditions, AIF Artificially inoculated field conditions, NC Natural field conditions, Avg Average disease incidence percentage.
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