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用直流电场处理了油松种，进行了室内发芽试验和飞播造林试验。结果表明：经直流电场处理油松种后，可提前1～2天发芽，提高发芽成苗率10％～25％。
The Pinus tabulaeformis seeds were treated with DC electric field, and indoor germination test and aerial seeding afforestation experiment were conducted. The results showed that germination could be achieved 1-2 days earlier by DC electric field treatment and the germination percentage of germination increased by 10% ~ 25%.