Browsing K-State Libraries Digital Collections by Subject "Humus"

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Browsing K-State Libraries Digital Collections by Subject "Humus"

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  • Meyer Jr., Richard
    Introduction: All soils may be compared in two very distinct ways, one with respect to the chemical composition and the other the physical condition of the soil, the first dealing mainly with the amount and quality of plant ...
  • Sanderson, Alfred Hayes
    Introduction: By crop rotation is meant the systematic changing of crops in contrast with a haphazard method of changing them, or the continuous growing of one crop on the same land in other words a method is pursued whereby ...

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