English: I have only [the case of] your own vineyard. Whence [do I include] another’s vineyard? Scripture states “you shall not sow your vineyard” — in any case.
On the daf / in context: The prohibition applies whether the vineyard belongs to the sower or to someone else.
Type of Learning
Ribbui extending the prohibition beyond one’s own property.
What Is Learned
It is forbidden to sow kilayim even in another person’s vineyard.