Displaying 1 result from an estimated 1 matches for "dendrometer".
2013 Mar 01
1
Select first element of each factor and convert to NA
Hi all,
I have a dataframe of the following type:
Day Place dendrometer max
1 1 1 4684
2 1 1 4831
..
1 1 2 2486
2 1 2 2596
.
1 2...