Sandy soil is the soil which its top soil texture is sandy or loamy sand and its layer is more than 50 cm.
     How to observe sandy soil area
     Sandy soil area was always left empty. Nowadays, such area is improved for plantation.
     Its top soil texture is sandy or loamy sand. its layer is more than 50 cm. Some area, its layer is more than 1-2 m.
     Area where sandy soil is found
     Sandy soil is usually found in the Northeast. Some is found in coastal provinces and sandy mound area.
     Sandy soil management
     Sandy soil management for plantation can be divided into types of areas and plants as the following :
     1. Crops planting
     For sandy soil in the upland, there is a good drainage. As a result, many types of crops could be planted.
          1.1Upland rice sometimes farmers have to grow rice to consume thems elves. Sandy soil farm (Ubon series) is suitable for drop-farm because rice in drop-farm could be grown in arid area. Drop seeds in a row in order to clear the weeds easily. Appy organic fertilizer 1-2 ton/rai with chemical fertilizer (16-16-8) 20 kg./rai. Divide it to add at least 2 times.
          1.2 Jute Apply chemical fertilizer (15-15-15) 40 kg./rai or apply chemical fertilizer (15-15-15) 20-25 kg./rai with organic fertilizer 1-3 ton/rai by scattering it beside the rows a month after planting.

           
          1.3 Peanut Apply chemical fertilizer (12-24-12) 25 kg./rai by dividing it into 2 parts. Add the first part at the bottom of the hold and add the second part 20 days after planting.
          1.4 Sugar-cane Apply chemical fertilizer (15-10-10) 70-100 kg./rai or (13-13-21) or (15-15-15) or (16-16-8) 25 kg./rai.
          1.5 Cassava Apply chemical fertilizer (15-15-15) 75 kg./rai by dividing into 2 parts. Add the first part at the bottom of the hole before planting and add the second part 2 months after planting.
          1.6 Corn Apply chemical fertilizer (16-16-8) 25-50 kg./rai or (20-20-0) 50-75 kg./rai (If the soil lacks Potassium or there is Potassium less than 70 ppm in soil, add Potassium 10 kg./rai) by dividing it to 2 parts. Add the first part at the bottom of the hold and add the second part when the corn's height is 40 cm.

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