One reason for this lack of symbiotic success in P. villosum is that seed germination and further development of P. villosum need high degree of mycobiont specificity under in vitro symbiotic seed germination conditions and prolonged culture periods.
One reason forthis lack of symbiotic success in P. villosum is that seed germinationand further development of P. villosum need high degree of mycobiontspecificity under in vitro symbiotic seed germination conditions andprolonged culture periods.