笔者在不同立地条件下和竹林类型中选择30株竹笋观测其生长节律发现，金佛山方竹高生长开始与出笋期同步，始于九月上中旬，结束于十一月中下旬，历时60－70天；

• It has been found by observing the growht rhythm of 30 pieces of bamboo shoots grown in different soil sites and forest types that the height growth start-up is synchronous with its shooting,ie. begining from early-middle September, and ending in middlelate November,or totally 60-70 days.