Proceedings of the International Fertiliser Society
7 primary works • 8 total works
Book 458
A National Training and Certification Programme for Plant Nutrition Advisors
by Jane L. Salter and Ian R. Richards
Book 551
Micronutrients in Arable and Field Vegetable Crop Production
by Ian R. Richards
Book 557
Procedures for Classifying the Physical Qualities of Fertilisers
by Paul C.H. Miller and C.S. Parkin
Book 576
Book 596
Book 638
Phosphorus Imports, Exports, Fluxes and Sinks in Europe
by Ian R. Richards and Chris J. Dawson
Book 659
Costs and Effects of Uneven Spreading of Nitrogen Fertilisers
by Paul C.H. Miller, E. Audsley, and Ian R. Richards
No. 439.