SUGII Akio, SAKAMOTO Tomoki, SAITO Takeshi, YOSHITAKE Takashi, KATAYOSE Takashi. An experiment on needle-fall and die back of Todo-fir seedlings (Abies sachlinensis MAST.) (III) : Annual variation of needle-fall ratio and influence from adjoining seedlings. Transactions of the Meeting in Hokkaido Branch of the Japanese Forestry Society. 1992. 40. 36-40
The document list on needle-fall and die back of Todo fir(Abies sachalinensis Mast.).
(http://sugiiteruo.web.fc2.com/Report/list.htm 2012)
Unsolved phenomena on needle-fall and die back of Todo fir(Abies sachalinensis Mast.).
(http://sugiiteruo.web.fc2.com/Report/2012.htm 2012)
A review of mechanisms of the needlefall and dieback damages in the young Todo-fir(Abies sachalinensis MAST.) plantations.
(http://sugiiteruo.web.fc2.com/Report/pp1_0.htm 2011)
”The Chrysanthemum and the Sword” and Japanese
(http://sugiiteruo.web.fc2.com/index.htm 2006)