Need to do the P&K balance sheet, work out how much P&K is removed in baled straw and compare its value to bought-in replacement fertiliser.
I'll stop there, been lambasted by straw merchants too often in the past.
Of course a man can get pregnant - if he was previously a woman but decided to re-identify herself. The staff in this case were just checking if he was or wasn't trans.
Forgive my OAP's cynicism, but a weed that has the potential to make arable farming unsustainable can be (partially) controlled by a chemical that has the potential to make arable farming unsustainable.
From my occasionally involvement with chalk farmers I know there has been more than one who decided that, since soil comes from erosion of the bedrock, ploughing up the chalk would eventually make more soil.
I expect they're still waiting.
Spec wt relies on grain filling from the flag leaf, so depends on how heavy you went at T2 more than what goes on at T3 (unless T3 is aimed at further flag leaf coverage)