Control of Root-Knot Nematode (Meloidogyne incognita ) in Tomato (Solanum lycopersicum ) Crop Using Siam Weed (Chromolaena odorata ) Compost Manure
, , , , , , y | 30 jun 2020
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Publicado en línea: 30 jun 2020
Páginas: 87 - 92
Recibido: 01 dic 2019
Aceptado: 01 abr 2020
DOI: https://doi.org/10.2478/johr-2020-0008
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© 2020 Stephen A. Abolusoro et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Effect of Siam compost (t·ha−1) and carbofuran (3 kg·ha−1) on yield components of tomato growing in the soil infested with root-knot nematode
| 2017 | 2018 | |||
|---|---|---|---|---|
| Treatment | Average number of fruits per plant | Average fruit yield per plant (g) | Average number of fruits per plant | Average fruit yield per plant (g) |
| Control | 6.71e ± 1.20 | 98.1e ± 2.11 | 6.94e ± 1.12 | 102.1e ± 2.45 |
| 0.5 | 15.74d ± 1.41 | 369.7d ± 2.40 | 16.01d ± 1.20 | 368.0d ± 2.34 |
| 1.0 | 17.22c ± 1.32 | 407.7c ± 2.41 | 17.30c ± 1.23 | 400.3c ± 2.21 |
| 2.0 | 19.96b ± 1.31 | 485.3b ± 2.36 | 19.40b ± 1.11 | 479.7b ± 2.12 |
| carbofuran | 21.47a ± 1.42 | 502.3a ± 2.54 | 20.90a ± 1.13 | 500.2a ± 2.11 |
| p value | 0.000 | 0.000 | 0.000 | 0.000 |
Effect of Siam compost (t·ha−1) and carbofuran (3 kg·ha−1) on the growth of tomato in the soil infested with root-knot nematodes
| 2017 | 2018 | |||
|---|---|---|---|---|
| Treatment | Average plant height (cm) | Average leaf number per plant | Average plant height (cm) | Average leaf number per plant |
| Control | 66.9c ± 0.05 | 27.1e ± 0.06 | 68.3b ± 0.10 | 28.81e ± 0.11 |
| 0.5 | 66.9c ± 0.02 | 40.45d ± 0.05 | 68.5b ± 0.10 | 40.35d ± 0.11 |
| 1.0 | 73.6b ± 0.01 | 42.95c ± 0.06 | 75.8a ± 0.21 | 42.23c ± 0.12 |
| 2.0 | 75.4a ± 0.01 | 44.86b ± 0.06 | 75.8a ± 0.22 | 43.93b ± 0.11 |
| Carbofuran | 75.7a ± 0.02 | 45.00a ± 0.06 | 76.1a ± 0.21 | 45.97a ± 0.12 |
| p value | 0.000 | 0.000 | 0.000 | 0.000 |
Effect of Siam compost (t·ha−1) and carbofuran (3 kg·ha−1) on the root and soil population of nematode as well as gall index of tomato growing in the soil infested with root-knot nematode
| 2017 | 2018 | |||||
|---|---|---|---|---|---|---|
| Treatment | Number of nematodes in 5 g root | Soil nematode population in 200 ml soil | Root gall index | Number of nematodes in 5 g root | Soil nematode population in 200 ml soil | Root gall index |
| Control | 15.90a ± 0.12 | 870.40a ± 3.20 | 4.15a ± 0.01 | 27.73a ±0.41 | 865.48a ± 2.65 | 4.35a ± 0.01 |
| 0.5 | 12.87b ± 0.22 | 648.46b ± 3.12 | 2.85b ±0.01 | 14.10b ± 0.35 | 649.82b ± 2.14 | 2.83b ± 0.02 |
| 1.0 | 12.23c ± 0.20 | 553.87c ± 3.10 | 2.77c ± 0.02 | 12.60c ± 0.31 | 544.28c ± 2.11 | 2.67c ± 0.02 |
| 2.0 | 7.40d ± 0.13 | 473.50d ± 2.88 | 2.37d ± 0.01 | 7.773d ± 0.21 | 493.20d ± 2.12 | 2.34d ± 0.02 |
| carbofuran | 5.40e ± 0.13 | 421.60e ± 2.56 | 1.90e ± 0.01 | 5.66e ± 0.21 | 454.60e ± 2.01 | 1.80e ± 0.01 |
| p value | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
Effect of Siam compost (t·ha−1) and carbofuran (3 kg·ha−1) on the flowering of tomato growing in the soil infested with root-knot nematode
| 2017 | 2018 | |||
|---|---|---|---|---|
| Treatment | Mean number of days to 50% flowering | Average number of flowers per plant | Mean number of days 50% flowering | Average number of flowers per plant |
| Control | 66.70a ± 1.31 | 7.27e ± 1.11 | 67.50a ± 1.30 | 9.52e ± 0.11 |
| 0.5 | 62.58b ± 1.20 | 20.23d ± 1.51 | 63.10b ± 1.41 | 21.35d ± 1.25 |
| 1.0 | 60.10c ± 1.31 | 28.28c ± 1.20 | 60.38c ± 1.32 | 28.60c ± 1.34 |
| 2.0 | 56.23d ± 1.24 | 40.76b ± 1.21 | 55.00d ± 1.33 | 36.37b ±1.61 |
| carbofuran | 53.10e ± 1.21 | 46.20a ± 1.56 | 57.20e ± 1.10 | 45.33a ± 1.43 |
| p value | 0.000 | 0.000 | 0.000 | 0.000 |