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Potassium deficient red pine
Potassium deficient red pine. Ed White's experiment. N.B. sweep of stems which Ed says is symptomatic of the potassium deficiency. Pack Forest. Warrensburg NY.
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Potassium Deficiency, Healthy and Two Degrees of Chlorosis
Potassium deficiency, healthy and two degrees of chlorosis. White spruce, 3+0, nutrient deficiency, potassium.
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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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Potassium Deficiency
Potassium deficiency. Red pine, 2+1, nutrient deficiency.
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Pot Trial of Banksia Grandis
Pot trial of Banksia grandis in soil infected with Phytophthora cinn; N.B. dead seedlings.
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Pot planted jackpine, extracted to see root growth
Jackpine in paper pot planted July 1972, extracted & photo June 1973. Deersdale, J.D.Irving.
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Pot 39 years old following logging.
POt 39 years old following logging. Height. 21 metres. Diameter at base height 20cm. Soil: L-1cm,H-8cm, +Ah. Abitibi-Price, Aubin Landing, Mattagami river Smooth Rock Falls
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