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Residual value of applied nutrients : proceedings of a conference organized by the Soil Scientists of the National Agricultural Advisory Service, February 27th-28th 1968.
by Great Britain National Agricultural Advisory Service.;
Year: 1971., Callno: 631.8 RES
Book
Nitrogen and soil organic matter : proceedings of a conference organized by the soil scientists of the National Agricultural Advisory Service, October 22nd-23rd, 1964.
by Great Britain National Agricultural Advisory Service.; Great Britain Ministry of Agriculture, Fisheries and Food.;
Year: 1969., Callno: 631.416 NIT
Book
Soil potassium and magnesium : proceedings of a conference organized by the Soil Chemists of the National Agricultural Advisory Service, October 17th-18th, 1963.
by Great Britain National Agricultural Advisory Service.; Great Britain Ministry of Agriculture, Fisheries and Food.;
Year: 1967., Callno: 631.414 SOI
Book
Soil phosphorus : proceedings of a conference organized by the soil chemists of the National Agricultural Advisory Service, October 4th-5th, 1962.
by Great Britain National Agricultural Advisory Service.; Great Britain Ministry of Agriculture, Fisheries and Food.;
Year: 1965., Callno: 631.414.2 SOI
Book
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