Browse Items (16 total)

200 ppm

The plastic house is not used in winter. It shows end venting. Located at Haapastensyrja

Pinus sylvestris sown March 1969 and transplanted
into Nisula beds 1970 at Haapastensyrja.

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

Pinus sylvestris in Nisula Roll located at Haapastensyrja

The image shows grafts used for tree breeding in Haapastensyrja