Main plot – Variable circular plot
Column |
Measurements
to record |
Date |
Date of
enumerations |
Compartment |
Compartment number
where plot is located |
Forest strata |
Forest stratum
under FDC Classification Map |
Line no. |
Sampling line number |
Elevation |
Elevation as
measured by appropriate equipment – GPS |
GPS: |
GPS coordinates of
the plot centre |
NTFP |
Record the presence
of NTFPs such as rattan, bamboo, palms and medicinal plants. Code 1 if presence
is less 25% of plot area Code 2 if presence
is greater then 25% of the plot area |
Species |
Local or scientific
names |
Code |
Species code |
Dbh |
Record dbh to 1
decimal place for trees greater then 15 cm dbh |
Tree quality |
Code 1 – No
defects; straight clear bole Code 2 – Minor defects,
but can have 1 m log now or in future Code 3 – Defects
present such as crooked bole, strong branching, leaning and will not have any
log-sized timber Code 4 – Defects
such as decay present and will not yield log-sized timber |
Crown quality |
Code 1 – Full and
completely rounded Code 2 – Full but
not completely rounded Code 3 – Not full
but more then half full Code 4 – Less then
half full Code 5 – Damaged crown
and will potentially die Code 6 – Crown
completely damaged but presence of re-growth |
Illumination |
Code 1 – Emergent trees with complete illumination
on all sides Code 2 – Dominant
trees receiving full light on top of crown Code 3 – Co-do
minant
crowns receiving light on part of crown Code 4 –
Understorey trees with only part of the crown receiving some direct light Code 5 – Understorey trees not receiving any
direct light |
Weeds |
Code 1 – No weeds
or climbers present Code 2 – Presence
of weeds such as climbers but not harmful to tree growth Code 3 – Weeds
present but have been effectively treated (cut) Code 4 – Weeds
present and have been cut but are re-growing Code 5 – Weeds
present and are harmful for tree growth |
Remarks |
Record anything of
silvicultural importance |
Sub-plot 1 (5
m radius circular fixed plot)
Column |
Measurements
to record |
Name |
Local or scientific
name of species |
Code |
Record species code |
Dbh |
Record diameter for
all trees 5–15 cm dbh |
Sub-plot 2 (2
m radius circular fixed plot)
Column |
Measurements
to record |
Species |
Local or scientific
name of species |
Code |
Record species code |
Counts |
Record
the number of all seedlings less than 5 cm dbh and greater than 1.5 m height |