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Lettuce seeds

( Update: 25/11/2014 )

Lettuce is very rich vegetables Vitamin A and minerals such as Ca, Fe. In Vietnam, the salads are consumed raw. The nature of the cooling salads, dialysis, appetizers, providing minerals, analgesia, sedation, cough, diabetes.
1 / Feature biology vegetable salad
- Vegetable salad with many different varieties, types of lettuce books and not books.
- My kind of herbs.
- There is milky in tree care.
- The roots grow and develop very quickly.
2 / The external conditions
  * Temperature: Suitable for plant growth and development from 15-25 degrees C.
  * Light: The light per day is about 10-12 hours / days are favorable for plant growth.
  * Humidity land around 70-80%.
  * Land: Land Lettuce not picky. Well drained soil pH: 5.8 - 6.6
3 / planting techniques
Like: in our country uses 2 major groups like the following:
- Lettuce eggs: white leaves, rain and sun resistant, solid roll.
- Lettuce tiny: light green leaves, large canopy, less roll, foam, tolerant.
Lettuce was planted through the wooden, finished sowing need to put some very thin layer of soil or straw. Then move the fields to plant seedlings, seedlings 20 days old.
Planting season:
- Lettuce seed eggs from July to February, trees grow and thrive in the winter-spring crop.
- Lettuce tiny: Sow from August to March, during the rainy season should be shielded.
Distance to plant: Plant a tree about 15-18 cm
Tillage, fertilization:
- The soil should be tilled small, to.
- The wooden surface height of about 7-10 cm, width raised bed around 1 - 1.2 m.
Fertilizing:
   + Basal: Using manure, dosage 1- 1.5 tons / 1,000 square feet before sowing. Combined with 100 kg of phosphate.
   + Dressing: 7-10 days after planting, water mixed from 3 - 3.5 kg urea irrigation /1.000 square meters, then lightly irrigated to wash the leaves (if hungry classification trees, leaves white).
It is possible to use more fertilizer leaves a few days later.
Care:
- Watering: after sowing done to irrigate immediately to moisture for germination.
- Then one day watering times.
- When the young plant plow soil, combined with weeding.
- The type of lettuce diseases more important pests. Common diseases such as velvet rot, root rot. Treated by removing diseased plants or fungicides as Validacin. Kasumin ...
Harvest: Growing is 20-25 days, then we can harvest.