Add punctuation: Active coulter and wing pressure ensures the same seed depth across the machines entire working width
A: "Active coulter and wing pressure ensures the same seed depth across the machine's entire working width.

Add punctuation: It certainly looks as though this has succeeded All the children including Bernt are quite satisfied after this exciting green day
A: It certainly looks as though this has succeeded! All the children, including Bernt, are quite satisfied after this exciting, "green" day!

Add punctuation: Mower Powertec PT 2956 description specifications prices on lawn mowers
A:
Mower Powertec PT 2956 - description, specifications, prices on lawn mowers