Transactions of the Sapporo Natural History Society (V.5-7 1913-1919) (Paperback)

This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1906 edition. Excerpt: ...Korperlange: Pronotumslangc: Pronotumsbreite: Mesonotumslange: Metanotumslange: Ilinterleibslange: Hinterleibsbreite: Fuhlerlange: Zangenlangc: 3-5-4-0 mm.; 6 Exemplare (2 $ u. 4 in der Sammlung von Herrn Dr. S. MAT.SUMURA aus Insel Ogasawara (August). Trivialname: Yantiro-hasaviiinushi. 15. Nov., 1905. ERKLARUNG DER ABBILDUNGEN. Tafel III. Fig. 1. Labiditrodcs nigrilns n. sp. a. Mannchen; b. Tarsen; c. Zange des C Fig. 2. Labidurodes fornwsanus n. sp. Fig. 3. Anisolabis pallipcs n. sp. C Fig. 4. Anisolabis fallax n. sp. rt. Weibchen; Zange des SCLEROTINIA-DISEASES OF ROSACEOUS PLANTS IN JAPAN. BY Jun Hanzawa. Assistant I'rofessor of Botany in the Sapporo Agricultural College. RESUME. The Sclerotinia disease is one of the we'll known and widely distributed diseases in orchards. In Europe and America, it attacks several kinds of fruittrees, such as apple, pear, peach, plum, apricot and cherry. Sclerotinia fructigena (Pers.) Schrot, on apple and pear trees. Sel. laxa (Ehrenb.j Ader h. et Rubi, on plum and apricot trees, and Sei. cinerea (Bon.) Schrot. on cherry trees arc all found in Hokkaido and in some other places in Japan. Fruits are the portion generali)-attacked by these fungi. The cases, where the flowering branches are affected, are only known to us in apple and cherry trees. The former is more prevalent in northern Japan, often doing great damage. According to my own observations, the young leaves on a flowering branch seem to be the portion commonly attacked at first. The discolored portion generally appears along the midrib. The mycelium of the fungus extending along the vascular bundle reaches the branch, where at length growing into...