掘苗,即将播种苗或移植苗从苗床掘出,供移植、绿化或造林之用。掘苗质量之好坏,不仅影响产苗的数量和生产成本,而更重要的是它直接关系着移植或定植后能否成活及生长强弱问题。过去纯用人工作业,是苗圃中一项极其繁重的体力劳动,消耗人力多,效率低且质量差,损苗率高达10—15%,每年不论在人力或财力 Digging seedlings, seedlings or transplant seedlings to be excavated from the seedbed for transplantation, afforestation or afforestation purposes. Seedling quality is good or bad, not only affect the number of production seedlings and production costs, but more importantly, it is directly related to the survival or growth of transplanting or planting problems. In the past purely manual work, nursery is an extremely heavy manual labor, consume more manpower, low efficiency and poor quality, loss of seedlings as high as 10-15%, regardless of the annual human or financial resources