Browse Items (4516 total)
- Collection: Ken Armson fonds
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Plantation of Douglas fir, general view and foresters taking pictures.
Plantation of Douglas fir, general view and foresters taking pictures. Razès.
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Processionary moth on Corsican pine.
Processionary moth on Corsican pine. Saint-Front, Dordogne.
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Potassium deficiency in Corsican pine.
Potassium deficiency in Corsican pine. Saint-Front, Dordogne.
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Potassium deficiency in Corsican pine.
Potassium deficiency in Corsican pine. Saint-Front, Dordogne.
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Potassium deficiency in Corsican pine.
Potassium deficiency in Corsican pine. Saint-Front, Dordogne.
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Potassium deficiency in Corsican pine.
Potassium deficiency in Corsican pine. Saint-Front, Dordogne.
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Norway spruce planted on large clearcut (coup a blanc).
Norway spruce planted on large clearcut (coup a blanc). Poitiers.
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Norway spruce planted on large clearcut (coup a blanc).
Norway spruce planted on large clearcut (coup a blanc). Poitiers.
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Maritime pine. Person is Professor Douglas Malcolm (Edinburgh).
Maritime pine. Person is Professor Douglas Malcolm (Edinburgh). Les Landes.
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View of fertilizer and drainage.
View of fertilizer and drainage. Large trees had both, smaller trees had fertilizer only. Mimizan.
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