Efficient Solutions for Rice Straw Burning Problem

Efficient Solutions for Rice Straw Burning Problem

Published: 2019.01.25
Accepted:
Research Fellow
Agricultural Technology Research Institute, Taiwan R.O.C.

In Taiwan, the decomposition of rice straw takes 45-60 days after harvest through simply chopped and mixed with soil without any additives. Taichung District Agricultural Research and Extension Station has developed an effective solution for this issue. The accelerating straw decomposition method, “a mix compound of microbial agents with rice straw-decomposing function”, is using a mixture of multiple microorganisms, along with nitrogen, phosphoric anhydride, potassium oxide, magnesium oxide and other ingredients, which can accelerate rice straw-decomposing and efficient reuse. At 7-14 days after treatment, the straw turns brown and soften, which can increase the organic contents in the soil and raise up the yield for next grow season. The R&D result has already transferred technology to local companies, and three commercial fertilizers are available on the market.

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Besides, Miaoli District Agricultural Research and Extension Station has spent 6 years studying “Miaoli No. 1”. Miaoli No. 1 has some pratrical characteristic, including extremely high phosphorus-solubility, high-temperature, acid and alkaline resistance. Miaoli No. 1 can accelerate the decomposition of organic matter, and increase nutrient absorption and utilization from soil to plant. Therefore, the root growth and flowering of crops can become better. With these benefits, farmers can reduce the fertilization usage. Also, the yield increases, and so do the farmers’ income.

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The rice straw-decomposing microbial agents and Miaoli No. 1 are already developed as commercial products in Taiwan. If you need any further information on commercial cooperation or product supply, please feel free to contact the editor, and regarding the application techniques ATRI also can assist if needed.

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