树木主要调查因子是指树木的直接测量因子及其派生因子。基于树木调查因子的内在联系,利用234株油松实测材料,分析了直径与树高、树干枝下高及材积的相关关系。结果表明,它们之间的相关性非常紧密,其相关指数(R)均在0 98以上。
Management for Coming up to Standards of the Power Units of Gaobazhou Hydroplant Hu Zuoxin (Qingjiang Gaobazhou Hydropower Plant , Yidu , Hubei , 443300 , China) Abstract : Several basic measures about selection , erection , debugging and commissioning operation of the power units of Gaobazhou hydroplant are described. Key words : Gaobazhou Hydropower Plant , coming up to standards , putting into