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Code |
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unserialize - [internal], line ??
FileEngine::read() - CORE/cake/libs/cache/file.php, line 184
Cache::read() - CORE/cake/libs/cache.php, line 253
Configure::corePaths() - CORE/cake/libs/configure.php, line 459
Configure::buildPaths() - CORE/cake/libs/configure.php, line 580
Configure::__loadBootstrap() - CORE/cake/libs/configure.php, line 683
Configure::getInstance() - CORE/cake/libs/configure.php, line 125
include - CORE/cake/bootstrap.php, line 46
[main] - APP/webroot/index.php, line 77
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Codeheader - [internal], line ??
Controller::disableCache() - CORE/cake/libs/controller/controller.php, line 772
AppController::beforeFilter() - APP/app_controller.php, line 72
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 228
[main] - APP/webroot/index.php, line 84
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Codeheader - [internal], line ??
Controller::disableCache() - CORE/cake/libs/controller/controller.php, line 773
AppController::beforeFilter() - APP/app_controller.php, line 72
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 228
[main] - APP/webroot/index.php, line 84
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Codeheader - [internal], line ??
Controller::disableCache() - CORE/cake/libs/controller/controller.php, line 774
AppController::beforeFilter() - APP/app_controller.php, line 72
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 228
[main] - APP/webroot/index.php, line 84
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Codeheader - [internal], line ??
Controller::disableCache() - CORE/cake/libs/controller/controller.php, line 775
AppController::beforeFilter() - APP/app_controller.php, line 72
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 228
[main] - APP/webroot/index.php, line 84
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Codeheader - [internal], line ??
Controller::disableCache() - CORE/cake/libs/controller/controller.php, line 776
AppController::beforeFilter() - APP/app_controller.php, line 72
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 228
[main] - APP/webroot/index.php, line 84
Chiudi
Approfondimento B
Response of 'Merlot' (Vitis vinifera) grapevine to defoliation caused by downy mildew (Plasmopara viticola) during the following growing season (Jermini et al., 2010).
Il presente studio tendeva dimostrare l’effetto di un sensibile attacco peronosporico sulla qualità dell’uva nell’anno successivo, paragonando un testimone non trattato, rispetto una tesi che avesse subito una normale difesa antiperonosporica. L’infezione di Plasmopara viticola che interessato la chioma specie in stagione avanzata, nel periodo dell’invaiatura ha provocato un sensibile stress alla vite, che ha compensato la richiesta di zuccheri da parte dei grappoli, mobilizzando le riserve di carboidrati presenti negli organi di accumulo (fusto e branche). Il calo di sostanze di riserva ha avuto ripercussioni alla ripresa vegetativa nella primavera successiva. Nella tesi testimone si è avuta una minor fertilità delle gemme, inferiore allungamento dei germogli ed un generale calo qualitativo dell’uva. La pianta nel volgere di un anno, è in grado di recuperare appieno le proprie potenzialità, ma gli effetti sarebbero ben peggiori se livelli importanti di infezione si verificassero per due o più anni consecutivi.



