Help Me Get Started Pls :-)

[Lupin72]

7a - the kind of craft in which tennis-players try to excel (5)
17a - producing memoirs about one's vocation (9)
1d - one of many in a cellar (5,2,4)
4d - Twisted irons can't have a restrictive effect (9)

[scorpiojo]

4d constraint

[pinkerton]

1d bottje of wine

[BigMac]

4d anagram - constrain

[Sam1960]

4d constrain

[scorpiojo]

1d grain of salt?

[Neveracrossword]

4 Constraint (anagram of 'irons cant')

[Psybbo]

Scorpio, I made the same mistake

[Psybbo]

That should have been pinkerton, not scorpio

[scorpiojo]

I must learn to count!

[scorpiojo]

well I was wrong anyway

[Psybbo]

I think grain of salt is right, scorpio

[Calibax]

7a Court

[Lupin72]

17a - producing memoirs about one's vocation (9) ?e?a?l???

[bibblebub]

recalling

[Lupin72]

Can you help me with the last one please?

Where the farmer goes to sow (3-3) ?i? ?t?