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Agriculture for Secondary Schools
Figure 1.87 (a): Underground yam plant Figure 1.87 (b): Underground yam tubers
Figure 1. 88 (a): Aerial yam plant Figure 1.88 (b): Aerial yam tubers
Figure 1.89 (a): Cassava plants Figure 1.89 (b): Cassava roots
Starchy root and tuber crops originate from varied botanical sources as a result,
they have different ecological and agronomic requirements. For example, swampy
taro requires excessive amount of water while cassava and some types of yams
Student’s Book Form Three
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10/01/2025 12:31
AGRICULTURE FORM 3 9.11.2022.indd 26
AGRICULTURE FORM 3 9.11.2022.indd 26 10/01/2025 12:31
