I'm a renowned farmer ,I have a. scale farm that specializes in cash crops
What are the most lucrative cash crops that you grow?
The cash crops grown include cotton, coffee, tea, cocoa, sugar cane, sisal, oil seeds, oil palms, rubber trees, and fruits.
That is quite a variety. Do you have to use a lot of fertilizer?
A moderate amount of.fertilizers act is to enhance the effectiveness of the soil by modifying its water retention and aeration 
My grandfather used to rotate crops and then leave one field fallow each ear to recover.  Do you practice crop rotation?
Sure! Its a necessarily method to help in reducing soil erosion and increases soil fertility and crop yield
I am not familiar with "sisal."  Can you tell me what that is?
Sisal production in Tanzania began in the late 19th century by the German 
That is interesting.  Do you export crops to other countries?