Comparative sporulation as an indication of resistance by cacao to Phytophthora pod rot
Phytophthora palmivora inoculated into detached immature cacao pods generally produced significantly fewer sporangia on pods of selections with high resistance to pod rot than on pods of varieties less resistant or susceptible. These differences, the causes of which are unknown, did not extend to lesions in mature tissues. The results suggested a correlation between sporulation levels and periods of high disease incidence. Comparative sporulation may be, in conjunction with other criteria, a useful and rapid indicator of resistance in laboratory tests on existing and new cacao selections.
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Subjects: | THEOBROMA CACAO, PHYTOPHTHORA PALMIVORA, ENFERMEDADES FUNGOSAS, ESPORULACION, METODOS, RESISTENCIA A LA ENFERMEDAD, |
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KOHA-OAI-BVE:703302020-02-03T21:37:22ZComparative sporulation as an indication of resistance by cacao to Phytophthora pod rot 125874 Turner, P.D. Oct 1965Phytophthora palmivora inoculated into detached immature cacao pods generally produced significantly fewer sporangia on pods of selections with high resistance to pod rot than on pods of varieties less resistant or susceptible. These differences, the causes of which are unknown, did not extend to lesions in mature tissues. The results suggested a correlation between sporulation levels and periods of high disease incidence. Comparative sporulation may be, in conjunction with other criteria, a useful and rapid indicator of resistance in laboratory tests on existing and new cacao selections.Phytophthora palmivora inoculated into detached immature cacao pods generally produced significantly fewer sporangia on pods of selections with high resistance to pod rot than on pods of varieties less resistant or susceptible. These differences, the causes of which are unknown, did not extend to lesions in mature tissues. The results suggested a correlation between sporulation levels and periods of high disease incidence. Comparative sporulation may be, in conjunction with other criteria, a useful and rapid indicator of resistance in laboratory tests on existing and new cacao selections.THEOBROMA CACAOPHYTOPHTHORA PALMIVORAENFERMEDADES FUNGOSASESPORULACIONMETODOSRESISTENCIA A LA ENFERMEDADTropical Agriculture (Trinidad y Tobago) |
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THEOBROMA CACAO PHYTOPHTHORA PALMIVORA ENFERMEDADES FUNGOSAS ESPORULACION METODOS RESISTENCIA A LA ENFERMEDAD THEOBROMA CACAO PHYTOPHTHORA PALMIVORA ENFERMEDADES FUNGOSAS ESPORULACION METODOS RESISTENCIA A LA ENFERMEDAD |
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THEOBROMA CACAO PHYTOPHTHORA PALMIVORA ENFERMEDADES FUNGOSAS ESPORULACION METODOS RESISTENCIA A LA ENFERMEDAD THEOBROMA CACAO PHYTOPHTHORA PALMIVORA ENFERMEDADES FUNGOSAS ESPORULACION METODOS RESISTENCIA A LA ENFERMEDAD 125874 Turner, P.D. Comparative sporulation as an indication of resistance by cacao to Phytophthora pod rot |
description |
Phytophthora palmivora inoculated into detached immature cacao pods generally produced significantly fewer sporangia on pods of selections with high resistance to pod rot than on pods of varieties less resistant or susceptible. These differences, the causes of which are unknown, did not extend to lesions in mature tissues. The results suggested a correlation between sporulation levels and periods of high disease incidence. Comparative sporulation may be, in conjunction with other criteria, a useful and rapid indicator of resistance in laboratory tests on existing and new cacao selections. |
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THEOBROMA CACAO PHYTOPHTHORA PALMIVORA ENFERMEDADES FUNGOSAS ESPORULACION METODOS RESISTENCIA A LA ENFERMEDAD |
author |
125874 Turner, P.D. |
author_facet |
125874 Turner, P.D. |
author_sort |
125874 Turner, P.D. |
title |
Comparative sporulation as an indication of resistance by cacao to Phytophthora pod rot |
title_short |
Comparative sporulation as an indication of resistance by cacao to Phytophthora pod rot |
title_full |
Comparative sporulation as an indication of resistance by cacao to Phytophthora pod rot |
title_fullStr |
Comparative sporulation as an indication of resistance by cacao to Phytophthora pod rot |
title_full_unstemmed |
Comparative sporulation as an indication of resistance by cacao to Phytophthora pod rot |
title_sort |
comparative sporulation as an indication of resistance by cacao to phytophthora pod rot |
publishDate |
Oct |
work_keys_str_mv |
AT 125874turnerpd comparativesporulationasanindicationofresistancebycacaotophytophthorapodrot |
_version_ |
1756057368606539776 |