Management Options for Major Diseases associated with Queen Pineapple
1. Use of Potential Antagonists
• Trichoderma sp. (fig.1)
• Penicillum sp. (Isolate1) (fig.2)
• Penicillum sp. (Isolate2) (fig.3)
2. Use of Plant Extracts/Plant-Based Solution
Plant extracts that inhibits the germination of spores of Colletotrichum sp. were:
• Mayana, Coleus scutellarioides (fig.4)
• Panyawan, Tinospora rumphii (fig.5)
• Tigbaw, Callicarpa cana (fig.6)
• Asyang, Mikania cordata (fig.7)
• Ginger, Zingiber officinale (fig.8)
• Bio-Path (fig.9)
3. Use of Wood Vinegar
Wood vinegar is a liquid generated from the gas and combustion of fresh wood burning in airless conditions.
Effective wood vinegar plant sources found to affect the development of Colletotrichum sp at 7% (fig.10) and 10%(fig.11) concentration were:
• Tigbaw, Callicarpa cana
• Bamboo, Bambusa vulgaris