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樹木主要調(diào)查因子是指樹木的直接測量因子及其派生因子。基于樹木調(diào)查因子的內(nèi)在聯(lián)系,利用234株油松實測材料,分析了直徑與樹高、樹干枝下高及材積的相關關系。結(jié)果表明,它們之間的相關性非常緊密,其相關指數(shù)(R)均在0 98以上。
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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