Download - Soil Chemistry
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Soil ChemistryAcidifying the soil or lowering the pHElemental sulfur (effect is temporary)
Ammonium sulfate (effect is temporary)Aluminum sulfate is also used but not recommended as aluminum is a heavy metal!
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Soil Chemistry Basic soils often can cause iron chlorosis in plants
This can be corrected by acidifying the soil or choosing a plant which is tolerant of alkaline soils!
Intervienal chlorosis: often on acid-loving plants like roses, fruit trees, azaleas and rhododendrons
- Blue in acidic soils
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Soil Fertility16 elements required for plant growth
C HOPKNS CaFe Mg B Mn CuZn Mo Cl
C. Hopkins Caf managed by mine cousins Mo and Cleo
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Soil FertilityC, H, O from the atmosphere & water
Macronutrients: N, P, K most often deficient in soils. Also, S, Ca, Mg
Micronutrients: Fe, B, Mn, Cu, Zn, Mo, Cl
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Soil Fertility
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Soil Fertility
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Soil Fertility
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Not fertility, excess light!
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Soil Fertility
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Soil Fertility
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Soil FertilityOrganic fertilizers The only choice up until the 1940sManureFishmealSeaweedBloodmealBonemealCottonmealSewage sludgeThese often contain micronutrients