MCQ IN MEDICINE

MEDICINE MCQ

INFECTIOUS DISEASES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which plants are vunerable to black sigatoka?
A
Potato
B
Banana
C
Tomato
D
Papaya
Explanation: 

Detailed explanation-1: -Hosts. Susceptible varieties of bananas such as Cavendish and Lady Finger. To prevent the spread and establishment of the disease, black Sigatoka resistant banana varieties are the only bananas to be grown in the far northern biosecurity zones (PDF, 334KB).

Detailed explanation-2: -IITA, together with NARO-Uganda, have also developed several East African cooking banana hybrids, known as NARITAs, which are high yielding and resistant to Black Sigatoka, with the most promising varieties now released to farmers (Ortiz, 2015).

Detailed explanation-3: -In export plantations, Black Sigatoka is controlled with frequent applications of fungicides and cultural practices, such as the removal of affected leaves, and adequate spacing of plants and efficient drainage within plantation.

Detailed explanation-4: -Timorex GoldĀ® is a product widely used by banana growers to control Black Sigatoka (Mycosphaerella fijiensis) in several banana producing countries.

Detailed explanation-5: -Use resistant cultivars. Remove or burn infected leaves or at least stack them, so the spores cannot be discharged from the lower leaves in the stack. Use under-canopy (drip) irrigation to reduce splash dispersal. More items

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