Type

Number of items: 2.
D
  • On the analytical determination of probably available "mineral" plant food in soils (Illustrated by Examination of the Permanent Barley Soil of Hoos Field, Rothamsted. ). (1894) Dyer, B. picture_as_pdf
    • L
  • Rotation of crops. (1894) Lawes, John Bennet, Gilbert, Joseph Henry