Study on Ecto-endomycorrohizae Associated by Pisolithus tinctorius with Pine Study on Mycorrhizal Physiology of Eucalyptus urophylla Coinoculated with ECM and VAM Fungi Effects of ECM and VAM Fungi Combined Inoculation on the Growth of Eucalyptus urophylla Seedling Cultivation of Doritis pulcherrima Lindl. with Mycorrhizal Fungi Semi-nested LP-PCR-SSCP identification of arbuscular endomycorrhizal fungi diversity of Alnus at Changbai Mountain Seedling Cultivation of Doritis pulcherrima Lindl. with Mycorrhizal Fungi Study on endomycorrhiza of cultivated Dendrobium officanale STUDIES ON THE ENDOMYCORRHIZA OF GALEOLA FABERI ROLFE. Histological Stain Technology Study of Two Plant Obligate Parasitic Fungi with Their Hosts