Husbandry of selected crops
Agricultural science SSS1 First Term
Week 4
Husbandry of selected crops
Performance objectives
Students should be able to:
- State major husbandry practices
Content
YAM (Dioscorea spp)
Yam belongs to the family of Dioscoreaceae. It is a root and tuber crop popularly grown in West Africa and it is rich in carbohydrates.
Land preparation
Cutlass is used to clear the bush or vegetation and heaps, ridges or mounds are made with a hoe. It can also be done by ploughing, harrowing and ridging mechanically.
Varieties or cultivars
Important varieties include:
- Dioscorea rotundata- white yam.
- Dioscorea alata – water yam.
- Dioscorea bulbifera – aerial yam.
- Dioscorea cayenesis – yellow yam. .... View More
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