# Giri et al. 2019: Regression equations for estimating tree volume and biomass of important timber species in Meghalaya, India

Giri, K., Pandey, R., Jayaraj, R.S.C., Nainamalai, R., Ashutosh, S. (2019). Regression equations for estimating tree volume and biomass of important timber species in Meghalaya, India. Current Science, 116(1), 75-81.

- DOI: https://doi.org/10.18520/cs/v116/i1/75-81
- Access: open access
- Status: no retraction or correction notice recorded (Crossref is asked weekly); last checked 2026-11-02
- Page: https://treeallometry.org/sources/giri-2019/

## Equations from this source (24)

### B. alnoides stem volume from DBH and height, >50 cm (Table 1)

Stem volume for Betula alnoides, India. Inputs: DBH + Height. DBH from 50 cm. 25 trees.

As printed (Table 1, Diameter class >50 cm):

> V = 0.255*d2*h

Page: https://treeallometry.org/equations/giri-2019-betula-alnoides-gt50-d2h/

### B. alnoides stem volume from DBH and height, 10–30 cm (Table 1)

Stem volume for Betula alnoides, India. Inputs: DBH + Height. DBH 10–30 cm. 25 trees.

As printed (Table 1, Diameter class 10–30 cm):

> V = 0.365*d2*h

Page: https://treeallometry.org/equations/giri-2019-betula-alnoides-10-30-d2h/

### B. alnoides stem volume from DBH and height, 31–50 cm (Table 1)

Stem volume for Betula alnoides, India. Inputs: DBH + Height. DBH 31–50 cm. 25 trees.

As printed (Table 1, Diameter class 31–50 cm):

> V = 0.289*d2*h

Page: https://treeallometry.org/equations/giri-2019-betula-alnoides-31-50-d2h/

### B. alnoides stem volume from DBH, >50 cm (Table 5)

Stem volume for Betula alnoides, India. Inputs: DBH. DBH from 50 cm. 25 trees.

As printed (Table 5, Diameter class >50 cm):

> V = 6.086*d2

Page: https://treeallometry.org/equations/giri-2019-betula-alnoides-gt50-d2/

### B. alnoides stem volume from DBH, 10–30 cm (Table 5)

Stem volume for Betula alnoides, India. Inputs: DBH. DBH 10–30 cm. 25 trees.

As printed (Table 5, Diameter class 10–30 cm):

> V = 6.814*d2

Page: https://treeallometry.org/equations/giri-2019-betula-alnoides-10-30-d2/

### B. alnoides stem volume from DBH, 31–50 cm (Table 5)

Stem volume for Betula alnoides, India. Inputs: DBH. DBH 31–50 cm. 25 trees.

As printed (Table 5, Diameter class 31–50 cm):

> V = 6.272*d2

Page: https://treeallometry.org/equations/giri-2019-betula-alnoides-31-50-d2/

### D. grandiflora stem volume from DBH and height, >50 cm (Table 2)

Stem volume for Duabanga grandiflora, India. Inputs: DBH + Height. DBH from 50 cm. 25 trees.

As printed (Table 2, Diameter class >50 cm):

> V = 0.286*d2*h

Page: https://treeallometry.org/equations/giri-2019-duabanga-grandiflora-gt50-d2h/

### D. grandiflora stem volume from DBH and height, 10–30 cm (Table 2)

Stem volume for Duabanga grandiflora, India. Inputs: DBH + Height. DBH 10–30 cm. 25 trees.

As printed (Table 2, Diameter class 10–30 cm):

> V = 0.320*d2*h

Page: https://treeallometry.org/equations/giri-2019-duabanga-grandiflora-10-30-d2h/

### D. grandiflora stem volume from DBH and height, 31–50 cm (Table 2)

Stem volume for Duabanga grandiflora, India. Inputs: DBH + Height. DBH 31–50 cm. 25 trees.

As printed (Table 2, Diameter class 31–50 cm):

> V = 0.328*d2*h

Page: https://treeallometry.org/equations/giri-2019-duabanga-grandiflora-31-50-d2h/

### D. grandiflora stem volume from DBH, >50 cm (Table 6)

Stem volume for Duabanga grandiflora, India. Inputs: DBH. DBH from 50 cm. 25 trees.

As printed (Table 6, Diameter class >50 cm):

> V = 7.889*d2

Page: https://treeallometry.org/equations/giri-2019-duabanga-grandiflora-gt50-d2/

### D. grandiflora stem volume from DBH, 10–30 cm (Table 6)

Stem volume for Duabanga grandiflora, India. Inputs: DBH. DBH 10–30 cm. 25 trees.

As printed (Table 6, Diameter class 10–30 cm):

> V = 4.926*d2

Page: https://treeallometry.org/equations/giri-2019-duabanga-grandiflora-10-30-d2/

### D. grandiflora stem volume from DBH, 31–50 cm (Table 6)

Stem volume for Duabanga grandiflora, India. Inputs: DBH. DBH 31–50 cm. 25 trees.

As printed (Table 6, Diameter class 31–50 cm):

> V = 7.177*d2

Page: https://treeallometry.org/equations/giri-2019-duabanga-grandiflora-31-50-d2/

### M. champaca stem volume from DBH and height, >50 cm (Table 3)

Stem volume for Magnolia champaca, India. Inputs: DBH + Height. DBH from 50 cm. 25 trees.

As printed (Table 3, Diameter class >50 cm):

> V = 0.265*d2*h

Page: https://treeallometry.org/equations/giri-2019-magnolia-champaca-gt50-d2h/

### M. champaca stem volume from DBH and height, 10–30 cm (Table 3)

Stem volume for Magnolia champaca, India. Inputs: DBH + Height. DBH 10–30 cm. 25 trees.

As printed (Table 3, Diameter class 10–30 cm):

> V = 0.372*d2*h

Page: https://treeallometry.org/equations/giri-2019-magnolia-champaca-10-30-d2h/

### M. champaca stem volume from DBH and height, 31–50 cm (Table 3)

Stem volume for Magnolia champaca, India. Inputs: DBH + Height. DBH 31–50 cm. 25 trees.

As printed (Table 3, Diameter class 31–50 cm):

> V = 0.272*d2*h

Page: https://treeallometry.org/equations/giri-2019-magnolia-champaca-31-50-d2h/

### M. champaca stem volume from DBH, >50 cm (Table 7)

Stem volume for Magnolia champaca, India. Inputs: DBH. DBH from 50 cm. 25 trees.

As printed (Table 7, Diameter class >50 cm):

> V = 6.535*d2

Page: https://treeallometry.org/equations/giri-2019-magnolia-champaca-gt50-d2/

### M. champaca stem volume from DBH, 10–30 cm (Table 7)

Stem volume for Magnolia champaca, India. Inputs: DBH. DBH 10–30 cm. 25 trees.

As printed (Table 7, Diameter class 10–30 cm):

> V = 6.120*d2

Page: https://treeallometry.org/equations/giri-2019-magnolia-champaca-10-30-d2/

### M. champaca stem volume from DBH, 31–50 cm (Table 7)

Stem volume for Magnolia champaca, India. Inputs: DBH. DBH 31–50 cm. 25 trees.

As printed (Table 7, Diameter class 31–50 cm):

> V = 5.727*d2

Page: https://treeallometry.org/equations/giri-2019-magnolia-champaca-31-50-d2/

### T. ciliata stem volume from DBH and height, >50 cm (Table 4)

Stem volume for Toona ciliata, India. Inputs: DBH + Height. DBH from 50 cm. 25 trees.

As printed (Table 4, Diameter class >50 cm):

> V = 0.253*d2*h

Page: https://treeallometry.org/equations/giri-2019-toona-ciliata-gt50-d2h/

### T. ciliata stem volume from DBH and height, 10–30 cm (Table 4)

Stem volume for Toona ciliata, India. Inputs: DBH + Height. DBH 10–30 cm. 25 trees.

As printed (Table 4, Diameter class 10–30 cm):

> V = 0.298*d2*h

Page: https://treeallometry.org/equations/giri-2019-toona-ciliata-10-30-d2h/

### T. ciliata stem volume from DBH and height, 31–50 cm (Table 4)

Stem volume for Toona ciliata, India. Inputs: DBH + Height. DBH 31–50 cm. 25 trees.

As printed (Table 4, Diameter class 31–50 cm):

> V = 0.186*d2*h

Page: https://treeallometry.org/equations/giri-2019-toona-ciliata-31-50-d2h/

### T. ciliata stem volume from DBH, >50 cm (Table 8)

Stem volume for Toona ciliata, India. Inputs: DBH. DBH from 50 cm. 25 trees.

As printed (Table 8, Diameter class >50 cm):

> V = 6.591*d2

Page: https://treeallometry.org/equations/giri-2019-toona-ciliata-gt50-d2/

### T. ciliata stem volume from DBH, 10–30 cm (Table 8)

Stem volume for Toona ciliata, India. Inputs: DBH. DBH 10–30 cm. 25 trees.

As printed (Table 8, Diameter class 10–30 cm):

> V = 4.897*d2

Page: https://treeallometry.org/equations/giri-2019-toona-ciliata-10-30-d2/

### T. ciliata stem volume from DBH, 31–50 cm (Table 8)

Stem volume for Toona ciliata, India. Inputs: DBH. DBH 31–50 cm. 25 trees.

As printed (Table 8, Diameter class 31–50 cm):

> V = 4.253*d2

Page: https://treeallometry.org/equations/giri-2019-toona-ciliata-31-50-d2/