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VIABILITY OF CONIDIUM AND BLASTOPORES OF SPOROTHRIX INSECTORUM (HOOG & EVANS) STORED AT DIFFERENT TEMPERATURES

ABSTRACT

The viability of blastospores and conidium of Sporothrix insectorum, in liquid and solid formulations, were evaluated after the storage of these propagula at room temperature, refrigerator and in freezer condition. There was no statistical difference among the treatments after 24 hour storage. The viability dropped significatively after 100 days storage. After 120 days storage, the liquid formulation storage in refrigerator showed the highest viability of blastospore (52%). The production in liquid fermentation process showed good results concerning the viability of blastospores, being a promising alternative for the commercial production of this fungus. The best condition to store fungus blastospore was the refrigerator, keeping the fungus viability for 2 months.

KEY WORDS:
Rubber tree; biologic control; Leptopharsa heveae.

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