American Chestnuts

[Al Stangenberger]

There are also reports of another biological agent (retrovirus?) which infects
the chestnut blight fungus and renders it permanently non-lethal by
altering its genetic makeup.  Some trees infected with the hypovirulent
strain are actually surviving.

-- 
Al Stangenberger                    Dept. of Env. Sci., Policy, & Mgt.
forags at nature.berkeley.edu          145 Mulford Hall - Univ. of Calif.
uucp:  ucbvax!ucbnature!forags      Berkeley, CA  94720
BITNET: FORAGS AT UCBNATUR          (510) 642-4424  FAX: (510) 643-5438