The most common and most likely answer to this crossword clue is the 5 letter word BALER
I've seen this crossword clue in The Daily Telegraph
B
A
L
E
R
Buddy explains!
The straight part
We know that "Means to make a bundle from crops" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case means to make a bundle from crops = baler.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does BALER mean?
BALER noun- A machine for creating bales, e.g., of hay or cotton.
- A person who creates bales, either by operating or feeding such a machine, or by creating the bales by hand.