1. Ad rem - A + GP (dr) brings the speaker back (me – reversed), def - to the point
2. Allogamy - Join forces (ally) bring in (containing) duck (o) + leg (gam), def- cross-fertilization
3. No ideas I’m afraid :(
4. Adamantine – These days (AD) + the male (aman) + can (tin) + (e)nter first, def – unbreakable (takes me back to good old Gerald Harper and ‘Adam Adamant Lives!’)
5. Arid – Subtractive anagram of (as indirect – insect), def – boring
Jolan - Thanks once again for your hard work in producing consistently excellent clues. Glad that everything appears to be on the up with regards to your sight - hopefully see you next week (no pun intended) :)