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新植山楂幼树地膜覆盖是一项新技术。试验结果表明:①提高了定植成活率5.9—12.3％,平均为8.5％;②提高了植株萌芽率;③加速了树干粗度的生长;④新梢长度和壮枝比例有很大的提高;⑤经济效益十分显著。因此,建议积极推广应用。
New planting hawthorn seedling film is a new technology. The results showed that: (1) the survival rate of colonization increased from 5.9 to 12.3% with an average of 8.5%; (2) the rate of plant germination increased; (3) the growth of trunk diameter was accelerated; (4) ⑤ economic benefits are significant. Therefore, it is recommended to actively promote the application.