论文部分内容阅读
这里提出一个方程式,用于预测湿地松、展松和火炬松林达到规定的顶端高生长的年龄,以便种植者能够制订出打枝的作业计划表。
Here is an equation that predicts the age at which the Pinus elliottii, Pinus tabulaeformis and Pinus taeda forests will reach the specified height for top growth so that growers can create crop schedules.