Table 1.
Origin of winter squash (Cucurbita maxima) and pumpkin (C. moschata) genotypes used in this study.
| Genotype | Origin | Source |
|---|---|---|
| C. maxima | ||
| 57SI21-IP1 | 57SI21 | Kurtar and Balkaya (2010) |
| 57SI21-IP2 | Kurtar and Balkaya (2010) | |
| 57SI21-A3 | Kurtar et al. (2016) | |
| 57SI21-A6 | Kurtar et al. (2016) | |
| 57SI21-O7 | Kurtar et al. (2018) | |
| 57SI21-O11 | Kurtar et al. (2018) | |
| 57SI06-IP1 | 57SI06 | Kurtar and Balkaya (2010) |
| 57SI06-IP3 | Kurtar and Balkaya (2010) | |
| 55CA06-A1 | 55CA06 | Kurtar et al. (2016) |
| 55CA06-A4 | Kurtar et al. (2016) | |
| 55BA03-A1 | 55BA03 | Kurtar et al. (2016) |
| 55CA15-A2 | 55CA15 | Kurtar et al. (2016) |
| 55CA15-A3 | Kurtar et al. (2016) | |
| 55CA15-O9 | Kurtar et al. (2018) | |
| G14-IP1 | G14 | Kurtar and Balkaya (2010) |
| C. moschata | ||
| 14BO01-O1 | 14BO01 | Kurtar et al. (2018) |
| 14BO01-O2 | Kurtar et al. (2018) | |
| G9-A4 | G9 | Kurtar et al. (2016) |
| G9-A5 | Kurtar et al. (2016) | |
| G9-O12 | Kurtar et al. (2018) |
Table 2.
Root weight, gall index (GI) and eggs per gram root of Meloidogyne arenaria on genotypes of Cucurbita maxima and C. moschata in pot experiments.
| Genotype | Root weight (g) | GIa | Eggs/g root | Resistance designationb |
|---|---|---|---|---|
| C. maxima | ||||
| 57SI21-IP1 | 3.90 ± 0.20 defg | 7.88 ± 0.30 abc | 16734 ± 1471 de | S |
| 57SI21-IP2 | 2.80 ± 0.16 g | 6.25 ± 0.16 e | 18450 ± 2443 bcde | S |
| 57SI21-A3 | 3.48 ± 0.38 efg | 7.25 ± 0.16 cd | 36042 ± 2827 a | S |
| 57SI21-A6 | 3.46 ± 0.28 efg | 8.75 ± 0.16 a | 39911 ± 4924 a | S |
| 57SI21-O7 | 4.44 ± 0.27 cdef | 7.63 ± 0.32 bc | 24815 ± 1376 abcd | S |
| 57SI21-O11 | 4.80 ± 0.11 cd | 6.50 ± 0.19 de | 11768 ± 875 ef | MR |
| 57SI06-IP1 | 4.63 ± 0.37 cde | 7.75 ± 0.25 abc | 29306 ± 4407 abc | S |
| 57SI06-IP3 | 3.30 ± 0.32 fg | 8.50 ± 0.19 ab | 17156 ± 1408 cde | S |
| 55CA06-A1 | 2.78 ± 0.18 g | 6.13 ± 0.13 e | 28110 ± 1632 abc | S |
| 55CA06-A4 | 4.49 ± 0.25 cdef | 7.50 ± 0.19 bc | 16847 ± 1528 de | S |
| 55BA03-A1 | 7.11 ± 0.15 a | 7.63 ± 0.18 bc | 33326 ± 3760 a | S |
| 55CA15-A2 | 6.14 ± 0.43 ab | 8.00 ± 0.00 abc | 30655 ± 3574 ab | S |
| 55CA15-A3 | 5.60 ± 0.27 bc | 7.75 ± 0.16 abc | 9430 ± 1265 f | MR |
| 55CA15-O9 | 3.07 ± 0.21 g | 6.13 ± 0.13 e | 12384 ± 741 ef | MR |
| G14-IP1 | 3.09 ± 0.08 g | 5.88 ± 0.23 e | 2644 ± 190 g | HR |
| C. moschata | ||||
| 14BO01-O1 | 2.99 ± 0.16 b | 6.88 ± 0.30 b | 27423 ± 2677 b | MR |
| 14BO01-O2 | 5.91 ± 0.38 a | 7.25 ± 0.16 b | 6134 ± 790 c | HR |
| G9-A4 | 2.83 ± 0.22 b | 4.75 ± 0.16 c | 5474 ± 597 c | HR |
| G9-A5 | 2.68 ± 0.10 b | 8.25 ± 0.16 a | 62155 ± 5801 a | S |
| G9-O12 | 2.77 ± 0.19 b | 7.00 ± 0.27 b | 38177 ± 5127 b | S |
1 Notes: Data are the mean ± standard error of two experiments (four replicates for each experiment). Statistical analyses of data were based on log10 (x + 1) transformed data. Means within a column followed by the same letters for each plant species are not significantly different according to Tukey's HSD test at P<0.05. aGI was based on a scale from 0 (no galls) to 10 (100% of roots galled) (Bridge and Page, 1980). bResistance is based on reproduction relative to the most susceptible genotype (55BA03-A1 and 55CA15-A2 for C. maxima and G9-A5 for C. moschata). Reproduction <10% that of the susceptible genotype is considered highly resistant (HR), £50% is considered moderately resistant (MR), and >50% is considered susceptible (S).
Table 3.
Root weight, gall index (GI) and eggs per gram root of Meloidogyne incognita on genotypes of Cucurbita maxima and C. moschata in pot experiments.
| Genotype | Root weight (g) | GIa | Eggs/g root | Resistance designationb |
|---|---|---|---|---|
| C. maxima | ||||
| 57SI21-IP1 | 5.68 ± 0.17 a | 7.50 ± 0.27 bcde | 12227 ± 746 fg | MR |
| 57SI21-IP2 | 3.27 ± 0.26 cdef | 7.50 ± 0.33 bcde | 20687 ± 1219 cd | S |
| 57SI21-A3 | 2.66 ± 0.15 ef | 8.00 ± 0.27 abcd | 23554 ± 1700 cd | S |
| 57SI21-A6 | 2.91 ± 0.09 def | 8.25 ± 0.25 abc | 17028 ± 1154 de | S |
| 57SI21-O7 | 5.71 ± 0.34 a | 7.25 ± 0.25 cde | 12047 ± 1478 fg | MR |
| 57SI21-O11 | 4.25 ± 0.29 bc | 7.13 ± 0.23 cde | 9308 ± 514 g | MR |
| 57SI06-IP1 | 3.40 ± 0.10 cdef | 8.50 ± 0.19 ab | 22673 ± 1636 cd | S |
| 57SI06-IP3 | 3.61 ± 0.21 bcde | 7.88 ± 0.13 abcd | 39499 ± 1917 a | S |
| 55CA06-A1 | 2.78 ± 0.17 ef | 6.63 ± 0.18 e | 16987 ± 1678 de | S |
| 55CA06-A4 | 4.50 ± 0.29 ab | 7.38 ± 0.26 bcde | 25059 ± 446 bc | S |
| 55BA03-A1 | 3.96 ± 0.28 bcd | 7.88 ± 0.23 abcd | 33905 ± 1255 ab | S |
| 55CA15-A2 | 3.51 ± 0.22 bcde | 8.00 ± 0.19 abcd | 39663 ± 3164 a | S |
| 55CA15-A3 | 3.30 ± 0.25 cdef | 8.63 ± 0.18 a | 14508 ± 928 fg | MR |
| 55CA15-O9 | 2.68 ± 0.18 ef | 7.00 ± 0.27 de | 10282 ± 791 g | MR |
| G14-IP1 | 2.62 ± 0.17 f | 8.50 ± 0.19 ab | 18994 ± 1133 cd | S |
| C. moschata | ||||
| 14BO01-O1 | 3.74 ± 0.54 b | 8.25 ± 0.16 a | 56002 ± 8086 ab | S |
| 14BO01-O2 | 6.21 ± 0.20 a | 8.00 ± 0.00 a | 50951 ± 2998 ab | S |
| G9-A4 | 6.12 ± 0.38 a | 8.13 ± 0.13 a | 47032 ± 3124 b | S |
| G9-A5 | 5.82 ± 0.48 a | 8.13 ± 0.13 a | 45326 ± 3968 b | S |
| G9-O12 | 3.08 ± 0.20 b | 8.13 ± 0.13 a | 70915 ± 3829 a | S |
1 Notes: Data are the mean ± standard error of two experiments (four replicates for each experiment). Statistical analyses of data were based on log10 (x + 1) transformed data. Means within a column followed by the same letters for each plant species are not significantly different according to Tukey's HSD test at P<0.05. aGI was based on a scale from 0 (no galls) to 10 (100% of roots galled) (Bridge and Page, 1980). bResistance is based on reproduction relative to the most susceptible genotype (55BA03-A1 and 55CA15-A2 for C. maxima and G9-A5 for C. moschata). Reproduction <10% that of the susceptible genotype is considered highly resistant (HR), £50% is considered moderately resistant (MR), and >50% is considered susceptible (S).
Table 4.
Root weight, gall index (GI) and eggs per gram root of Meloidogyne javanica on genotypes of Cucurbita maxima and C. moschata in pot experiments.
| Genotype | Root weight (g) | GIa | Eggs/g root | Resistance designationb |
|---|---|---|---|---|
| C. maxima | ||||
| 57SI21-IP1 | 5.55 ± 0.32 ab | 6.13 ± 0.13 cd | 6244 ± 426 ef | MR |
| 57SI21-IP2 | 3.66 ± 0.23 cdef | 5.50 ± 0.57 de | 21206 ± 2011 ab | S |
| 57SI21-A3 | 3.55 ± 0.48 def | 7.25 ± 0.16 abc | 13853 ± 1405 c | S |
| 57SI21-A6 | 2.73 ± 0.12 f | 7.50 ± 0.27 ab | 8830 ± 678 de | MR |
| 57SI21-O7 | 3.74 ± 0.28 cdef | 3.63 ± 0.18 f | 4359 ± 589 fg | MR |
| 57SI21-O11 | 4.35 ± 0.18 bcde | 4.88 ± 0.13 e | 3119 ± 347 g | MR |
| 57SI06-IP1 | 3.11 ± 0.16 ef | 8.50 ± 0.19 a | 5621 ± 357 f | MR |
| 57SI06-IP3 | 5.31 ± 0.41 ab | 7.38 ± 0.18 ab | 14219 ± 562 bc | S |
| 55CA06-A1 | 4.73 ± 0.37 abcd | 6.88 ± 0.13 bc | 16197 ± 1360 abc | S |
| 55CA06-A4 | 5.96 ± 0.23 a | 7.00 ± 0.00 bc | 18338 ± 1490 abc | S |
| 55BA03-A1 | 5.11 ± 0.36 abc | 7.50 ± 0.19 ab | 18348 ± 753 abc | S |
| 55CA15-A2 | 4.17 ± 0.23 bcde | 7.25 ± 0.16 abc | 21806 ± 933 a | S |
| 55CA15-A3 | 3.58 ± 0.20 def | 7.50 ± 0.19 ab | 17962 ± 1074 abc | S |
| 55CA15-O9 | 3.28 ± 0.26 ef | 6.63 ± 0.18 bc | 13072 ± 1244 c | S |
| G14-IP1 | 2.87 ± 0.17 f | 7.13 ± 0.13 abc | 5729 ± 298 f | MR |
| C. moschata | ||||
| 14BO01-O1 | 4.03 ± 0.42 b | 7.25 ± 0.16 b | 28924 ± 3039 d | MR |
| 14BO01-O2 | 7.06 ± 0.22 a | 8.00 ± 0.00 a | 53259 ± 2769 b | S |
| G9-A4 | 7.30 ± 0.16 a | 8.00 ± 0.00 a | 51721 ± 5434 b | S |
| G9-A5 | 6.31 ± 0.32 a | 7.75 ± 0.16 ab | 71450 ± 4601 a | S |
| G9-O12 | 3.09 ± 0.09 b | 6.25 ± 0.16 c | 40865 ± 3240 bc | S |
1 Notes: Data are the mean ± standard error of two experiments (four replicates for each experiment). Statistical analyses of data were based on log10 (x + 1) transformed data. Means within a column followed by the same letters for each plant species are not significantly different according to Tukey's HSD test at P<0.05. aGI was based on a scale from 0 (no galls) to 10 (100% of roots galled) (Bridge and Page, 1980). bResistance is based on reproduction relative to the most susceptible genotype (55BA03-A1 and 55CA15-A2 for C. maxima and G9-A5 for C. moschata). Reproduction <10% that of the susceptible genotype is considered highly resistant (HR), £50% is considered moderately resistant (MR), and >50% is considered susceptible (S).
Table 5.
Root weight, gall index (GI) and eggs per gram root of Meloidogyne luci on genotypes of Cucurbita maxima and C. moschata in pot experiments.
| Genotype | Root weight (g) | GIa | Eggs/g root | Resistance designationb |
|---|---|---|---|---|
| C. maxima | ||||
| 57SI21-IP1 | 7.48 ± 0.34 a | 7.75 ± 0.31 abcd | 19071 ± 2846 d | MR |
| 57SI21-IP2 | 5.38 ± 0.36 bcde | 7.88 ± 0.13 abcd | 21923 ± 809 cd | MR |
| 57SI21-A3 | 6.45 ± 0.42 abc | 8.50 ± 0.19 ab | 35623 ± 3365 bc | S |
| 57SI21-A6 | 6.33 ± 0.49 abc | 8.75 ± 0.16 a | 29438 ± 5060 bcd | S |
| 57SI21-O7 | 5.73 ± 0.34 abcd | 8.13 ± 0.13 abc | 36444 ± 4583 bc | S |
| 57SI21-O11 | 4.28 ± 0.29 cde | 5.63 ± 0.18 e | 4856 ± 416 e | MR |
| 57SI06-IP1 | 6.26 ± 0.53 abcd | 7.75 ± 0.16 abcd | 26005 ± 3796 cd | S |
| 57SI06-IP3 | 7.18 ± 0.71 ab | 7.63 ± 0.26 bcd | 31562 ± 4911 bcd | S |
| 55CA06-A1 | 3.51 ± 0.28 ef | 7.13 ± 0.13 d | 20797 ± 1271 cd | MR |
| 55CA06-A4 | 5.88 ± 0.46 abcd | 8.00 ± 0.19 abcd | 32246 ± 5771 bcd | S |
| 55BA03-A1 | 7.30 ± 0.28 ab | 8.38 ± 0.18 ab | 53064 ± 3789 a | S |
| 55CA15-A2 | 7.59 ± 0.43 a | 8.50 ± 0.19 ab | 47280 ± 2876 ab | S |
| 55CA15-A3 | 4.96 ± 0.25 cde | 5.50 ± 0.19 e | 2671 ± 310 f | HR |
| 55CA15-O9 | 2.90 ± 0.19 f | 5.75 ± 0.16 e | 6089 ± 312 e | MR |
| G14-IP1 | 5.09 ± 0.37 cde | 7.25 ± 0.25 cd | 7871 ± 1099 e | MR |
| C. moschata | ||||
| 14BO01-O1 | 5.53 ± 0.48 ab | 7.63 ± 0.18 a | 16800 ± 2570 b | MR |
| 14BO01-O2 | 7.31 ± 0.50 a | 7.50 ± 0.19 a | 15548 ± 2290 b | MR |
| G9-A4 | 6.02 ± 0.53 ab | 7.50 ± 0.19 a | 22700 ± 1262 ab | S |
| G9-A5 | 4.45 ± 0.52 bc | 7.75 ± 0.16 a | 34525 ± 3971 a | S |
| G9-O12 | 3.42 ± 0.14 c | 6.50 ± 0.19 b | 27980 ± 1912 ab | S |
1 Notes: Data are the mean ± standard error of two experiments (four replicates for each experiment). Statistical analyses of data were based on log10 (x + 1) transformed data. Means within a column followed by the same letters for each plant species are not significantly different according to Tukey's HSD test at P<0.05. aGI was based on a scale from 0 (no galls) to 10 (100% of roots galled) (Bridge and Page, 1980). bResistance is based on reproduction relative to the most susceptible genotype (55BA03-A1 and 55CA15-A2 for C. maxima and G9-A5 for C. moschata). Reproduction <10% that of the susceptible genotype is considered highly resistant (HR), £50% is considered moderately resistant (MR), and >50% is considered susceptible (S).