Environmental and Experimental Biology is an international print/electronic journal published four times a year, owned by a non-profit-making government-funded university. Original research papers covering all aspects of modern biology are welcome. The EEB publishes original articles, brief communications and reviews. Founded in 2003 as Acta Universitatis Latviensis ser. Biology, since 2010 EEB.

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Kadi-Bennane S., Takilt D., Bedad K., Harchaoui-Bournine C., Mezaour N., Adjoud-Sadadou D. 2020. Preliminary study of the mycorrhizal community according to the age of the Afares oak (Quercus afares) of the Akfadou forest, Algeria. Environmental and Experimental Biology 18: 237–247.
DOI: 10.22364/eeb.18.24

Fig. 1. Examples of ectomycorrhizae observed on roots of Quercus afares in natural forest of Akfadou (Algeria). A, ECM Lactarius sp.1: contact exploration type, simple with orange color (× 20). B, ECM Lactarius sp.1: cross section, thick and compact pseudoparenchymatous mantle. C, ECM Pisolithus tinctorius long-distance exploration type (× 40). D, ECM P. tinctorius: cross section, with plectenchymatous mantle and rhizomorphs (× 400). E, ECM 42: monopodial and yellowish brown color (× 40). F, ECM 42: cross section, plectenchymatous mantle with presence of tannin cells (× 400). G, ECM Quercirhiza sp.1: monopodial and dark color with emanating hyphea (× 20). H, Quercirhiza sp.1: longitudinal section, pseudoparenchymatous mantle and para-epidermal Hartig network. I, ECM Thelephora terrestris (× 40). J, ECM T. terrestris: longitudinal section, compact plectenchymatous mantle with rhizomorph (× 400). K, ECM 1: ramified and greyish, medium-distance type. L, ECM 1: cross section, thick plectenchymatous mantle with compact outer mantle. M, ECM 25: monopodial-pyramidal, orange (× 20). N, ECM 25: cross section, pseudoparenchymatous mantle and periepidermal Hartig network on one layer cell (× 400). O, ECM 31: monopodial, straight, yellowish contact type (× 40). P, ECM 31: longitudinal section, contact exploration type, pseudoparenchymatous mantle with angular cells (× 400). Q, ECM Cenococcum geophylum: with rather thick emanating hyphea (× 40). R, C. geophylum: cross section, with star-like tightly glued hyphae, cenococcoid mantle (× 400).