Biologically active natural products : potential use in agriculture /

Naturally occurring bioactive compounds /
Published: (2006)

Management of biological nitrogen fixation for the development of more productive and sustainable agricultural systems : extended versions of papers presented at the Symposium on Biological Nitrogen Fixation for Sustainable Agriculture at the 15th Congress of Soil Science, Acapulco, Mexico, 1994 /
Published: (1995)

Zeo-agriculture : use of natural zeolites in agriculture and aquaculture /
Published: (1984)

The use of sulphur containing products in agriculture : proceedings of the symposium, Seville 17-18 May, 1978.
Published: (1978)

Sulphur research and agricultural production in India /
by: Tandon, H. L. S. (Hari Lal Singh), 1943-
Published: (1991)

Saponins used in food and agriculture /
Published: (1996)

Potassium in agriculture /
Published: (1985)

Principles and practice of agricultural analysis ; a manual for the study of soils, fertilizers, and agricultural products; for the use of analysists, teachers, and students of agricultural chemistry /
by: Wiley, Harvey Washington, 1844-1930
Published: (1906)

Symbiotic nitrogen fixation : prospects for enhanced application in tropical agriculture /
Published: (2004)

Phosphorus requirements for sustainable agriculture in Asia and Oceania : proceedings of a symposium, 6-10 March 1989 /
Published: (1990)

Selenium in agriculture and the environment : proceedings of a symposium /
Published: (1989)

Selenium in agriculture and the environment : proceedings of a symposium /
Published: (1989)

Interactions between adjuvants, agrochemicals and target organisms /
Published: (1994)

Micronutrients in agriculture ; proceedings of a symposium held at Muscle Shoals, Alabama, April 20-22, 1971 /
Published: (1972)

Trace elements in crop production /
by: Srivastava, P. C.
Published: (1996)

Silicon in agriculture /
Published: (2001)

Experimental agriculture ; being the results of past, and suggestions for future experiments in scientific and practical agriculture /
by: Johnston, Jas. F. W. (James Finlay Weir), 1796-1855
Published: (1849)

Sulfur in agriculture /
Published: (1986)

Sulfur in agriculture /
Published: (1986)

Molybdenum in agriculture /
Published: (1997)

Silicon in agriculture /
Published: (2001)

Adjuvants and agrochemicals /
Published: (1989)

El sulfato de hierro natural en la agricultura : sus ventajas /
by: Bacal, Benjamin
Published: (1943)

Agricultural analysis ; a handbook of methods excluding these for soils /
by: Wright, Charles Harold
Published: (1938)

Practical agricultural chemistry. : A manual of qualitative and quantitative analysis for agricultural students /
by: Robertson, Frederick D. S.
Published: (1907)

Nitrogen management in crop production /
by: Fageria, N. K., 1942-
Published: (2014)

Agricultural qualitative and quantitative chemical analysis : After E. Wolff, Fresenius, Krocker, and others /
by: Caldwell, G. C. (George Chapman), 1834-1907
Published: (1869)

Analytical methods for agricultural contaminants /
Published: (2019)

Phosphorus : agriculture and the environment /
Published: (2005)

Quantitative agricultural analysis /
by: Mahin, Edward G., 1876-
Published: (1923)

Nitrogen in agricultural systems /
Published: (2008)

Boron in plant and animal nutrition /
Published: (2002)

Sulfur in Agriculture.
Published: (1986)

Nitrogen in agricultural systems /
Published: (2008)

Managing Nitrogen in Crop Production.
Published: (2015)

Micronutrients in agriculture /
Published: (1991)