tailieunhanh - Preference of fruit flies, Bactrocera spp. in relation to size and ripeness of intact and fallen guava fruits

The productivity of the guava fruit is mainly ravaged by the fruit flies, Bactrocera spp. and found to be the major devastating insect pest that causes extensive damage. Fruit flies cause direct damage to fruit by oviposition punctures followed with the feeding of maggots. The greatest threat influenced by the fruit flies is the rejection of harvested fruits in markets and exporters especially in case of guava due to the presence of maggots, it leads fruit becoming unfit for marketing and consumption. To overcome this problem basic knowledge on the scientific reasons behind the preference towards the guava fruits exerted by the fruit flies to be ascertained. |

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