62 treff

crops congresses
Study Week on the Use of Fertilizers and their Effect on Crop Growth, with Emphasis on Quality and Economy
Bok Engelsk 1974
International Crop Science Congress
Bok Engelsk 1993
International Symposium on Artificial Light in Horticulture
Bok Engelsk 1982
Symposium on Substrates in Horticulture other than Soils in Situ
Bok Engelsk 1982
Seminar on Soil Productivity in the High Rainfall Areas ofZambia
Bok Engelsk 1983
International Symposium on Fruit, Nut, and Vegetable Production Engineering
Bok Engelsk 2002
Symposium on Plant Response to Climatic Factors
Bok Engelsk 1973
International Symposium on Zinc in Soils and Plants
Bok Engelsk 1993
International Symposium on Iron Nutrition and Interactionsin Plants
Bok Engelsk 1995
International Symposium on Plant-Soil Interactions at LowpH
Bok Engelsk 1995
International Workshop on Halophytes for Reclamation of Saline Wastelands and as a Resource for Livestock: Problems andProspects
Bok Engelsk 1994
International Symposium on Systems Approaches for Agricultural Development
Bok Engelsk 1993
Seminar on Nitrogen Efficiency in Agricultural Soils and the Efficient Use of Fertilizer Nitrogen
Bok Engelsk 1988
Symposium on Research into Agro-technical Methods Aiming at Increasing the Productivity of Crops--Co-efficients for thMost Efficient Use of Fertilizer Nutrients and Means for Reucing the Losses of Nutrients to the Environment under the Cnditions of Intensive Agriculture
Bok Engelsk 1983
Expert Consultation on Better Exploitation of Plant Nutrients
Bok Engelsk 1978
edited by Paulo de T. Alvim, T. T. Kozlow...
Bok Engelsk 1977
jointly organized by the International At...
Bok Engelsk 1979
edited by K.R.M. Anthony, J. Meadley, G. ...
Bok Engelsk 1993
edited by C.P. Mitchell ... [et al.]
Bok Engelsk 1992
[edited by] J.C. Caseley, G.W. Cussans, a...
Bok Engelsk 1991
editor, Paul H. Li
Bok Engelsk 1989
edited by R.G. Hurd, P.V. Biscoe, and C. ...
Bok Engelsk 1980
editors, K. J. Boote ... [et al.]
Bok Engelsk 1991
editors, K.W. Riley ... [et al.]
Bok Engelsk 1990
sponsored by divisions S-4 and C-6 of the...
Bok Engelsk 1984
Long Ashton Symposium
Bok Engelsk 1970
sponsored by Divisions A-6 ... [et. al.] ...
Bok Engelsk 1978
International Food Legume Research Conference on Pea, Lentil, Faba Bean, and Chickpea
Bok Engelsk 1988
cosponsored by Gouvernement de la Républi...
Bok Engelsk 1982
editors: E. C. Doll, G. O. Mott ; editor-...
Bok Engelsk 1975