一元材积表公式[资料]

附件三 一元材积表公式

00000000000000000000000 杨树V= round(0.000137428808384*D^ 2.4513443837,4)

00000000000000000000000

0000000000000000000速生软阔=round((0.0000504790*(-0.21700621+.98481055*d)^1.90850)*

00000

000000000000000000000000(-0.7903574+3.60141796*ln(d))^0.99076507,4)

0000000000000000000鄂东杉木=round((0.000058777042*(-0.19621508+.98505739*d)^1.9699831)*

00000

000000000000000000000000(30.561575-985.48275/(33+d))^0.6157,4)

0000鄂西北马尾松=round((0.000060049144*(-0.12811477+.98667991*d)^1.8719753)*

000000000000000000000

000000000000000000000000(22.1621-401.7462/(17+d))^0.97180232,4)

000鄂西北软阔=round((0.0000504790*(0.00865256+.98022711*d)^1.90850)*

000000000000000000000

000000000000000000000000(45.800405-2312.6324/(53+d))^0.99076507,4)

000鄂西北硬阔=round((0.0000504790*(-0.085945+.983731*d)^1.90850)*

000000000000000000000

000000000000000000000000(47.585585-2982.1638/(65+d))^0.99076507,4)

0000全省柏木=round((0.000057173591*(-0.25500680+.99234336*d)^1.8813305)*

000000000000000000000

000000000000000000000000(21.098667-320.36347/(14+d))^0.99568845,4)

0000000000000000000000000鄂西南马尾松v=0.000060049144*(-0.37465281+0.99843150*d)^1.8719753*

000000000000000000000000(45.9787-2765.8701/(63+d))^0.97180232

000鄂西南杉木v=round(0.000058777042*(-0.22853712+0.98797212*d)^1.9699831*

000000000000000000000

000000000000000000000000(56.012561-4023.9105/(73+d))^0.6157,4)

000鄂西南硬阔v=round(0.0000504790*(-0.38281345+0.99516880*d)^1.90850*

000000000000000000000

000000000000000000000000(28.869903-657.13107/(21+d))^0.99076507,4)

000鄂西南软阔v=round(0.0000504790*(-0.14939824+0.987951*d)^1.90850*

000000000000000000000

000000000000000000000000(31.840139-879.79900/(27+d))^0.99076507,4)

鄂东马尾松v=0.000060049144*(-0.13210336+0.97987017*d)^1.8719753*

0000000000000000000000000

(24.269237-591.97756/(24+d))^0.97180232

000000000000000000000000

0000000000000000000000000鄂东阔叶v=0.0000504790*(-0.21700621+0.98481055*d)^1.90850*

(17.823386-272.42014/(17+d))^0.99076507

000000000000000000000000

0000000000000000000000000鄂东杉木v=0.000058777042*(-0.19621508+0.98505739*d)^1.9699831*

(30.561575-985.48275/(33+d))^0.6157

000000000000000000000000

0000000000000000000000000平原湖区软阔v=0.0000504790*(-0.21700621+0.98481055*d)^1.90850*

000000000000000000000000(15.6052143-162.849036/(10+d))^0.99076507

000平原湖区速生软阔V=0.0000504790*(-0.21700621+0.98481055*d)^1.90850*

000000000000000000000

000000000000000000000000(-0.7903574+3.60141796/(0+d))^0.99076507

0000000000000000000000000平原湖区杉木v=0.000058777042*(-0.19621508+0.98505739*d)^1.9699831*

000000000000000000000000(-4.332223+4.86183323/(0+d))^0.6157

000平原湖区马尾松v=0.000060049144*(-0.132100336+0.97987017*d)^1.8719753*

000000000000000000000

000000000000000000000000(25.9500323-785.359286/(30+d))^0.97180232

000000