Use the information below to answer this question.
The disease of citrus described above is
Die-back
Gummosis
Tristeza
Blight
Correct answer is B
No explanation has been provided for this answer.
Soil-borne diseases could be controlled in the nursery by
Mulching
Manuring
Heat treatment
Provision of shade
Correct answer is C
No explanation has been provided for this answer.
Which of the following crops is correctly matched with a disease that affects it?
Maize - smut
Sorghum - scab
Rice- black arm
Yam- blast
Correct answer is A
No explanation has been provided for this answer.
The most common way of controlling weeds in tree crop plantations is by
Crop rotation
Hand pulling
Flooding
Slashing
Correct answer is D
No explanation has been provided for this answer.