Compared to mineral soils, organic soils are more lightweight when dry.
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There are several reasons phosphorus uptake may be affected…
There are several reasons phosphorus uptake may be affected in a plant. All of these can be factors that negatively affect phosphorus EXCEPT
Many modern fertilizers are acidic in effect.
Many modern fertilizers are acidic in effect.
What of the following is NOT an effect of soil salt?
What of the following is NOT an effect of soil salt?
Out of the ways to identify nutrient shortages, which is the…
Out of the ways to identify nutrient shortages, which is the most commonly done, but the least reliable.
The most cost-effective and environmentally safe nutrient le…
The most cost-effective and environmentally safe nutrient level to aim for in the soil is
Greenhouse soils are tested more often than field soils.
Greenhouse soils are tested more often than field soils.
Coarse-textured soils are usually higher in organic matter t…
Coarse-textured soils are usually higher in organic matter than fine-textured soils.
The fertility program is very similar for field crops and co…
The fertility program is very similar for field crops and container plants.
Tropical soils which contain oxide clays are more fertile th…
Tropical soils which contain oxide clays are more fertile than temperate soils with silicate clays.