Pinus sylvestris in Nisula roll sown March 1969 and transplanted 1970 at Haapastensyrja

Haapastensyrja - clonal grafts of PIa - note differences

Haapastensyrja - Plastic house where cuttings are rooted

A photo of a production nursery - general view

Haapastensyrja - view of beds after plastic house removed

Detail of venting of the plastic house in Haapastensyrja