1. Rice seeds are not immersed for a long time, generally 5-7 days, the temperature is 100 degrees is the best, the time is short, the temperature is low, the seeds did not bubble through, resulting in uneven emergence.
2. The uneven thickness of the top soil cover is also one of the reasons for the emergence of malaria.
3. The uneven bedbed of seedbeds is the main reason for the emergence of inhomogeneity. Due to the uneven bed bed, there is a gap between the disc and the subsoil. In case of high temperatures, the seedlings will die out and the seedlings will not be evenly distributed. This phenomenon is very common this year. Farmers should attach great importance to their friends.
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