The trench garden How to improve soils for agriculture
steps to improve the acid soil to grow rice
steps to improve soils for planting annual crops
steps to improve soils for planting fruit
2.3. Conservation of soil with grass
King. His Majesty has been on developing and promoting the use of vetiver. First, on June 22, 2534, he said, vetiver grass of Thailand can conserve soil and water. Preventing soil erosion. While it was unknown vetiver. HRH the Princess Royal Mother minister. It is the first experiment and vetiver 1 million bags at Doi Tung. Many agencies try to find the grass at different locations, but it failed to have invited Dr. Smiti full Noonan patriarch of botany. To help you find the grass around the country. Eventually, he found that vetiver Phetchaburi. Vetiver is a very big clump. Then start collecting grass. Land Development Department is the first agency to collect the grass. The gathered from several provinces Collected more than 100 species of grass species, if the species called Songkhla, Songkhla. Kamphaeng Phet found that species. Reardon was found that the species of the Udon Thani. The survey found throughout the country. LDD brought grass to prevent soil erosion along the canal reservoir grass helps filter the water clear.
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