Browse Items (13653 total)
Sort by:
Chestnut coppice with standards being replaced with Douglas fir-in background.
Chestnut coppice with standards being replaced with Douglas fir-in background. Dussac, Dordogne.
Coppice of chestnut (Castanea sativa).
Coppice of chestnut (Castanea sativa). Dussac, Dordogne
Natural regeneration of chestnut.
Natural regeneration of chestnut. Dussac, Dordogne.
Root system of 8 year old Douglas fir.
Root system of 8 year old Douglas fir. n.b. how limited the system is. Dussac, Dordogne.
Root system of 8 year old Douglas fir.
Root system of 8 year old Douglas fir. n.b. how limited the system is. Dussac, Dordogne.
Heathland, that has been cultivated then planted with Douglas fir which now has a copper deficiency.
Oil profile-sol brun acide. Heathland, that has been cultivated then planted with Douglas fir which now has a copper deficiency. Razès.
Copper deficiency in Douglas fir.
Copper deficiency in Douglas fir. n.b. crook in stem which is a symptom of Cu deficiency. Razès.
Copper deficiency in Douglas fir.
Copper deficiency in Douglas fir. n.b. crook in stem which is a symptom of Cu deficiency. Razès.
Copper deficiency in Douglas fir.
Copper deficiency in Douglas fir. n.b. crook in stem. Razès.
Nitrogen deficiency in Norway spruce planted 1967
Nitrogen deficiency in Norway spruce planted 1967, 6 years. Razès.