Seedling cultivation technology for ratoon rice

Seedling cultivation technology for ratoon rice

  • CN 105,432,389 B
  • Filed: 07/22/2015
  • Issued: 08/27/2021
  • Est. Priority Date: 07/22/2015
  • Status: Active Grant
First Claim
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1. A cultivation method for cultivating ratoon rice is characterized in that:

  • planting first-season rice, planting variety Zhongfeng No. 2, planting first-season rice in 28 days in 4 months, uniformly applying 15 kg of regenerated rice seedling raising fertilizer urea in each mu when rice ear particles are 7 yellow in 30 days in 7 months, and spraying 4 bags of pesticide to kill the tryporyza incertulas per mu at the water depth of 7-8 inches in the rice field;

    when the rice ear particles of the rice are green-removed in the first 10 days after 8 months, the water level of the rice field is reduced to 1 inch;

    harvesting first season rice when the height of the regenerated rice seedlings is 15-45 cm in 8 months and 18 days, cutting edges in the harvesting process, cutting rice points horizontally, planting rice piles 40-45 cm high, and planting bisultap 4 bags per mu on the same day to control tetraoryza incertulas;

    4 bags of bisultap are applied to each mu in 9 months and 2 days to prevent the five chemical borers, and bromadiolone is used for killing rats once in 9 months and 25 days; and

    harvesting the regenerated rice when the rice ear particles of the regenerated rice are green-removed in 26 days in 10 months.

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