The FTSE Small Caps Index is flat in mid-session trading, while theFTSE Aim All Share Index edges 0.1 percent higher.
Both small-cap indexes underperform a 0.3 percent rise on the blue-chip FTSE100, although they outperform a 0.1 percent fall on the mid-cap FTSE 250index.
Plant Impact Plc, a company whose products are designed to enhancecrop production, rises 11.3 percent after announcing a new deal in Brazil.
"We had been anticipating a tie-up of this nature so we are not changing ourforecasts at this stage but there could be potential for upgrades further out.We reiterate our 'Speculative Buy' rating and 30 pence price target," housebroker WH Ireland writes in a research note.
Kibo Mining surges 50 percent higher after announcing it has signeda memorandum of understanding (MoU) for a deal with Korean East-West Power CoLtd.
London Capital Group, the financial company whose businesses includespread-betting firm Capital Spreads, falls 3 percent after announcing theresignation of its chief executive Mark Salde.
Reuters messaging rm://sudip.kargupta.thomsonreuters.com@reuters.net