Study Chullin folio 116A with parallel Hebrew-English text, traditional commentary, and modern study tools. Free access to Babylonian Talmud online.
As stated above, for any a fortiori inference of a single source from a single source, one can refute the derivation by invoking a unique leniency in the supposedly stringent case and a stringency in the lenient one, but one cannot refute it by simply mentioning any aspect unique to the first source
For inferences of one source from 3 other sources, as suggested here, only if the inference reverts to its starting point, as each source possesses its own unique stringency, and the halakha is then derived by analogy from the common element of all of them, can one refute the inference by mentioning
The Talmud suggests: But let one refute the inference as follows: What is unique about diverse kinds in a vineyard? They are unique in that they had no time that they were fit. The produce is forbidden as soon as it begins to grow, whereas meat and milk are prohibited only when they are cooked tog
Rav Shemaya bar Zeira raises an objection to this conclusion from a Mishnah (Kilayim 7:8): If one transfers a perforated pot with seeds in it into a vineyard, if the size of the plant growing in the pot increases by one two-hundredth of its previous size, such that the permitted original plant is le
Abaye said: Two verses are written, i.e., two separate terms in one verse indicate two separate prohibitions: The verse states: “You shall not sow your vineyard with two kinds of seed, lest the growth of the seed that you will sow be forfeited together with the increase of the vineyard” (Deuteronom