d_method_ph
Last change: 2019.11
CODE | DESCRIPTION | FROM_YEAR | TO_YEAR |
---|---|---|---|
1 | Field observation | 1984 | |
2 | Digital camera | 1984 | |
3 | Both field observation and digital camera | 1984 | |
99 | NOT KNOWN | 1984 | 2008 |
d_method_ph
Last change: 2019.11
CODE | DESCRIPTION | FROM_YEAR | TO_YEAR |
---|---|---|---|
1 | Field observation | 1984 | |
2 | Digital camera | 1984 | |
3 | Both field observation and digital camera | 1984 | |
99 | NOT KNOWN | 1984 | 2008 |