| ectomycorrhizal and arbuscular mycorrhizal colonization of alnus acuminata from calilegua national park (argentina). | the objective of this study was to determine patterns of ectomycorrhizas (ecm) and arbuscular mycorrhizas (am) colonization associated with alnus acuminata (andean alder), in relation to soil parameters (electrical conductivity, field h(2)o holding capacity, ph, available p, organic matter, and total n) at two different seasons (autumn and spring). the study was conducted in natural forests of a. acuminata situated in calilegua national park (jujuy, argentina). nine ecm morphotypes were found on ... | 2005 | 16034621 |