Piza-Blondet , 585 F.3d at 9 (refusing alternative valuation method when there was “no persuasive reason why the before and after method would be unfair in assessing the value”); Ga.-Pac. Corp. v. United States , 226 Ct. Cl. 95, 107, 640 F.2d 328, 336-37 (1980) (per curiam); United States v. 12.94 Acres of Land in Solano Cty. , No. CIV. S-07-2172, 2009 WL 4828749, at *5-*6, 2009 U.S. Dist. LEXIS 114581, at *15-*17 (E.D. Cal. Dec. 9, 2009) (error to analyze value of the part taken separately from the total).