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Робочий зошит із загальної фітопатології.doc
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Тема 9. Віруси, віроїди і фітоплазми, як збудники хвороб рослин.

Завдання 9.1. Описати біологічні особливості вірусів, віроїдів, фітоплазм та шляхи передачі інфекції.

Віріон_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

РНК віруса_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

ДНК віруса_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Способи поширення вірусів_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Векторний, переносники_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Персистентність____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Генеративний спосіб_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Способи збереження інфекції___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Механізми патогенності вірусів____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Завдання 9.2. Описати симптоми проявлення хвороб викликаних вірусами (п'ять типів), віроїдами та фітоплазмами.

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Завдання 9.3. Підписати рисунки

Рис.9.1. Вірусні часточки

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Рис.9.2. Початковий етап розвитку вірозів

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Рис.9.3. Шляхи передачі вірусів

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Рис. 9.4. Типи проявлення фітоплазмозів

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Рис.9.5. Типи проявлення вірозів

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Заняття № 3.