Koa wilt there are no local hosts, it is suggested that one plant seeds from several different sources in the hope of finding a resistant tree. Currently, research about Koa wilt is focused primarily on determining resistant Koa varieties. Koa is a commodity, a dominant native forest species, and an important element of Hawaiian culture. Koa is highly prized hardwood that can sell for prices as high as $150 a board foot, a special measurement indicating one-foot by one-foot by one-inch wood piece. Koa is currently being grown on plantations to support this high demand, yet some plantations have a 90% tree
Koa Kannon one urn was secretly collected up by a group including Miyoshi Tobita, the manager of Kuboyama Crematorium, and Shohei Sanmonji, defense counsel to Kuniaki Koiso, and on 3 May 1949 this urn was carried to the Koa Kannon temple due to its links with Matsui. Right away the head priest Master Ninrei Itami intuitively understood that these were the ashes of the seven war criminals and hid them until he thought the time was right. Finally on 19 April 1959 the stone monument of the seven warriors was erected, with the inscription written personally by former prime minister Shigeru Yoshida,