Olso-Yara International ASA said June 21 that it will make a mandatory offer for all shares in Kemira GrowHow Oyj through its wholly-owned subsidiary Yara Nederland B.V. In May, Yara bought 30.05 percent of Kemira GrowHow. Yara is now obliged to make a tender offer for the remaining shares. The tender offer document, based on the Finnish Securities Markets Act, is estimated to be published on July 18, 2007, at which time it will also be made public through the Oslo Stock Exchange publication system, after which the offer period would commence on July 20 and expire Sept. 7, 2007. The offer consideration is Euro 12.12 in cash per share. The Kemira GrowHow board unanimously recommends that shareholders accept the offer.