Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
|
What do stand and stock tables show |
-diameter distribution by decay risk group, ave total ht and whole stem volume by dbh classes for each type by ssp |
|
|
Decay includes (3) |
-incipient, advanced and final decay stages -largest vol loss from rot -no stain |
|
|
Waste is and remains where? (2) |
- non recoverable sound-wood waste -remains in woods |
|
|
breakage is |
-an estimate of felling and grading breakage |
|
|
card type 9 is? card type 3 is? card type 2 is? |
-plot record card -sample tree details -individual tree record |
|
|
map area provides (3) |
-area information -cutting specifications -height/dbh method for cutting permit of timber sale |
|
|
when is stump cruising done (2) |
-unauthorised timber harvesting occurs -there is a need to determine how much volume has been remove |
|
|
what is stump cruising prioritized by (2) |
-safety concerns -accuracy of method |
|
|
measurement method 1 for stump cruising in area less that 10ha (2) |
-100% cruise is full length trees -use scaling is trees are bucked |
|
|
measurement method 2 for stump cruising in area more that 10ha (2) |
-sampling intensity sufficient to 8% at 95% confident level with plot size 11.28m radius -if can't get SE established plots to cover 10% area |
|
|
how to measure tree heights during stump cruising if trees are lying on ground and if they are removed from site (2) |
-measure DBH and height -measure stump diameters and select sample that is similar timber type and in adjacent stand tree for height |
