Now showing items 1-4 of 4

    • A Useful Chart for Teaching the Relation of Soil Reaction to the Availability of Plant Nutrients to Crops 

      Pettinger, N. A. (Virginia Agricultural and Mechanical College and Polytechnic Institute, Extension Division, 1935-03)
      This publication summarizes the effect of acidity and alkalinity on the availability of plant foods and the relation between lime and fertilizers. It features a color chart showing nutrient availability at a range of soil ...
    • Fertilizing Your Garden 

      McDaniel, Alan, 1948-; Adler, Barry, 1952-; O'Dell, Charles R.; Relf, Diane (Virginia Cooperative Extension Service, 1981-01)
      Describes proper fertilization for home gardens, including fertilizer types, relative nutrient requirements for vegetables, and application procedures.
    • How Soil Reaction Affects the Supply of Plant Foods 

      Pettinger, N. A.; Shear, G. M. (George Myron), 1905- (Virginia Polytechnic Institute, Extension Service, 1947-03)
      This publication summarizes the effect of acidity and alkalinity on the availability of plant foods and the relation between lime and fertilizers. It features a color chart showing nutrient availability at a range of soil ...
    • How Soil Reaction Affects the Supply of Plant Nutrients 

      Pettinger, N. A. (V.P.I. Agricultural Extension Service, 1960-05)
      This publication summarizes the effect of acidity and alkalinity on the availability of plant foods and the relation between lime and fertilizers. It features a color chart showing nutrient availability at a range of soil ...