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(i) Ecological requirements
- Do well in well drained loam soils which are rich in organic matter.
- Require moist soil throughout the growing period / Do well in moderate rainfall.
- Grows best between 600 – 700m above sea level.
(ii) Planting
- Planting at the beginning of rains / timely planting / when the soil has enough moisture.
- Apply phosphotic fertilizer / DSP, SSP, DAP, MAP / manure during planting.
- Make shallow furrows / holes at a depth of 3-5cm using appropriate tool.
-Place 2 – 4 seeds per hole and cover with soil / seed rate of 50 – 60kg per ha.
- Spacing is 30 – 50cm x 10 – 15cm depending on variety.
(iii) Diseases and their control
1. Haloblight / Bacterial blight
Control
- Planting healthy seeds / certified seeds.
- Rogueing / uprooting and destroying infected plants.
- Crop rotation.
- spraying with appropriate chemicals / copper oxychoride.
2. Anthrachose
Control
- Grow resistant variets / K74 / Wairimu.
- Use clean / certified seeds.
- Spraying using benomyl, copper fungicide, mancogels / spray with appropriate chemicals.
3. Bean rust
Control
- Planting health / certified seeds.
- Rogueing
- Crop rotation
- Spraying with appropriate chemicals.
john3 answered the question on December 10, 2017 at 10:49
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