Quiz Budidaya sayuran

What type of soil is most suitable for red onion cultivation?

• Heavy clay soil

• Dry sandy soil

• Sandy clay soil with good drainage

• Wet peat soil

One of the superior varieties of red onion widely cultivated in Brebes is...

• Bima Brebes

• Tajuk

• Trisula

• Sumenep

The ideal planting time for red onion in lowland Indonesia is...

• Rainy season with high rainfall

• Beginning of the dry season

• Mid rainy season

• End of the dry season

The ideal planting distance for red onion for optimal growth is...

• 20 cm x 15 cm

• 40 cm x 40 cm

• 5 cm x 50 cm

• 20 cm x 25 cm

The function of basic fertilization in red onion cultivation is to...

• Inhibit weed growth

• Accelerate harvest time

• Provide initial nutrients for plants

• Repel pests and diseases

One of the main pests in red onion cultivation that can cause yellowing and drying of leaves is...

• Brown planthopper

• Armyworm

• Leaf miner (Liriomyza spp.)

• Green grasshopper

Red onion harvesting is usually done at the age of...

• 30-40 days after planting

• 50-60 days after planting

• 80-90 days after planting

• 100-120 days after planting

The characteristics of red onion ready for harvest are...

• Leaves are still green and upright

• Bulbs have not formed

• Leaves begin to droop and yellow

• Soil hardens

The technique used to extend the shelf life of red onion after harvest is...

• Fermentation

• Cooling

• Smoking

• Drying (curing)

One of the factors causing red onion crop failure is...

• High humidity continuously

• Sufficient sunlight

• Good soil drainage

• Stable temperature