public void SetValues(RegressionDO obj)
		{
			if(obj == null) { return; }
			rVolume = obj.rVolume;
			rVolType = obj.rVolType;
			rSpeices = obj.rSpeices;
			rProduct = obj.rProduct;
			rLiveDead = obj.rLiveDead;
			CoefficientA = obj.CoefficientA;
			CoefficientB = obj.CoefficientB;
			CoefficientC = obj.CoefficientC;
			TotalTrees = obj.TotalTrees;
			MeanSE = obj.MeanSE;
			Rsquared = obj.Rsquared;
			RegressModel = obj.RegressModel;
			rMinDbh = obj.rMinDbh;
			rMaxDbh = obj.rMaxDbh;
		}
		public RegressionDO(RegressionDO obj) : this()
		{
		    SetValues(obj);
		}