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Describe the production of bulb onions under the following sub-headings.

Describe the production of bulb onions under the following sub-headings.
i) Field management
ii) Harvesting

Answers

john
(i) Field management of bulb onions.
- Weed control through shallow cultivation to avoid damage to shallow onion roots.

- Remove excess soil around the bulbs gradually to facilitate bulb expansion.

- Water regularly at early stages to ensure adequate moisture supply.

- Top dress with nitrogenous fertilizer ad appropriate rates.

- Control pests e.g. trips using appropriate pesticides.

- Control diseases e.g rust, mildews using appropriate methods.

Harvesting of bulb onions
- Is done 4-5 months after planting/when leaves wither/turn brown.

- Break and bend the tops at the neck.

- Harvesting is done by lifting/pulling/digging out the crop.

- Leave the bulbs on the ground to dry for three days and turn frequently to ensure uniform drying
john3 answered the question on December 18, 2017 at 04:36

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