NPK in Indian agriculture (1971-1975)
016.6318
E86N
Tandon, H L S (Comp.)
 NPK in Indian agriculture (1971-1975) a bibliography of nitrogen, phosphorus, potassium and related factors in crops, soil, fertilisers and manures \ H L S Tandon - New Delhi : European Nitrogen Service Programme, ca. 1972.
 xxxii, 797p.
100943
  Subjects: Agriculture-India-Bibliography; Nitrogen-India-Bibliography; Phosphorus-Bibliography; Soil fertility-Bibliography.

