If a farmer left his land uncultivated for five years before returning to it, he must be practising
a
modern agriculture
b
strip cropping
c
contour ridging
d
crop rotation
e
the bush fallow system
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Discussions (6)
uhunomaosamwonyiscott
1 year ago
Bush fallowing (or slash and burn agriculture) is the practice of clearing small plots of land to cultivate for a few years (generally two to five) and then leaving the land under natural vegetation for much longer periods, usually greater than five years to restore soil fertility (but in traditional systems over one ...
Kellydance
1 year ago
The answer is very correct C
Crop rotation actually involves you planting different kinds of crops on a piece of land in order to improve fertility while bush fallowing means leaving you land for several years having cut down the trees.Then leaving it to grow back on its own 
