GERMINATION AND DEVELOPMENT OF ATTACHMENT STRUCTURES BY CONIDIA OF AQUATIC HYPHOMYCETES - A SCANNING ELECTRON-MICROSCOPE STUDY

被引:10
作者
READ, SJ
MOSS, ST
JONES, EBG
机构
来源
CANADIAN JOURNAL OF BOTANY-REVUE CANADIENNE DE BOTANIQUE | 1992年 / 70卷 / 04期
关键词
AQUATIC HYPHOMYCETES; APPRESSORIA; ATTACHMENT; MUCILAGE; SCANNING ELECTRON MICROSCOPY;
D O I
10.1139/b92-107
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Conidia of 10 species of aquatic Hyphomycetes were examined at the scanning electron microscope level. Mucilage was produced at the tips of the arms of tetraradiate conidia and also at conidium-substratum contact points of the conidia of non-tetraradiate species. Hyphal sheaths were ubiquitous. Species that formed appressoria on artificial substrata also formed appressoria readily on wood. All appressoria were surrounded by mucilage. Additionally, conidia of Tumularia aquatica produced protoappressorium-like structures on the wood. There were marked textural differences between the mucilages on different structures that may also indicate differences in their composition.
引用
收藏
页码:838 / 845
页数:8
相关论文
共 14 条
[1]   DEVELOPMENT AND STRUCTURE OF INFECTION CUSHIONS OF BOTRYTIS-CINEREA [J].
BACKHOUSE, D ;
WILLETTS, HJ .
TRANSACTIONS OF THE BRITISH MYCOLOGICAL SOCIETY, 1987, 89 :89-95
[2]   TAXONOMIC STUDIES ON AQUATIC HYPHOMYCETES .1. LEMONNIERA-DEWILDEMAN [J].
DESCALS, E ;
WEBSTER, J ;
DYKO, BS ;
WEBSTER, C .
TRANSACTIONS OF THE BRITISH MYCOLOGICAL SOCIETY, 1977, 69 (AUG) :89-109
[3]   APPRESSORIA [J].
EMMETT, RW ;
PARBERY, DG .
ANNUAL REVIEW OF PHYTOPATHOLOGY, 1975, 13 :147-167
[4]  
GARCIAARENAL F, 1980, PHYTOPATHOL Z, V99, P37
[5]  
Hyde K. D., 1986, The biology of marine fungi, P331
[6]  
HYDE KD, 1986, 6TH P BIOD S, P584
[7]   THE ATTACHMENT ORGAN OF BOTRYOTINIA-PORRI [J].
JARVIS, WR ;
BERRY, JW .
TRANSACTIONS OF THE BRITISH MYCOLOGICAL SOCIETY, 1986, 87 :543-549
[8]   MYCOPARASITISM BY PIPTOCEPHALIS-UNISPORA (MUCORALES) - HOST RANGE AND REACTION WITH PHASCOLOMYCES-ARTICULOSUS [J].
JEFFRIES, P ;
YOUNG, TWK .
CANADIAN JOURNAL OF BOTANY-REVUE CANADIENNE DE BOTANIQUE, 1978, 56 (20) :2449-2459
[9]   GERMINATION AND DEVELOPMENT OF ATTACHMENT STRUCTURES BY CONIDIA OF AQUATIC HYPHOMYCETES - LIGHT-MICROSCOPE STUDIES [J].
READ, SJ ;
MOSS, ST ;
JONES, EBG .
CANADIAN JOURNAL OF BOTANY-REVUE CANADIENNE DE BOTANIQUE, 1992, 70 (04) :831-837
[10]   OBSERVATIONS ON THE ATTACHMENT OF SPORES OF MARINE FUNGI [J].
REES, G ;
JONES, EBG .
BOTANICA MARINA, 1984, 27 (04) :145-160