41
Nitrogen-015 in soil plant studies : Proceedings of a Research Co-ordination Meeting on Recent Developments in the Use of Nitrogen-015 in Soil-plant Studies : Sofiya, 01.12.1969-05.12.1969.
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42
Nitrogen turnover in the soil crop system: modelling of biological transformations, transport of nitrogen and nitrogen use efficiency: workshop: proceedings : Haren, 05.06.90-06.06.90.
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43
Nuclear techniques and the green revolution : the joint programme of the Food and Agriculture Organization of the United Nations and of the International Atomic Energy Agency on nuclear techniques in food and agriculture.
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44
Proceedings of the International symposium on applications and technology of ionizing radiations . 3: Riyadh, 12-17 March 1982 /
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45
Quantitative Untersuchungen zur NO2 Aufnahme durch Pflanzen aus der Luft-Konstruktion eines Expositionssystems und Ergebnisse an Sonnenblumen (Helianthus Annuus L) [E-Book] /
46
Radiation and radioisotopes in soil studies and plant nutrition : proceedings of a symposium held at the University of Agricultural Sciences, Hebbal, Bangalore, December 21-23, 1970.
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47
Radioactive materials in food and agriculture : Report of an FAO expert committee meeting : Roma, 30.11.1959-11.12.1959.
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48
Radioaktive Isotope in Futtermitteln und Nahrungsmitteln: Herkunft, Bestimmung, Bewertung.
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49
Radioaktivität in Bäumen vor und nach dem Reaktorunfall in Tschernobyl sowie in vitro Bestimmung der Blattaufnahme von Cäsium und der tiefenzonierten Verteilung in adaxialen Blattkutikeln.
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50
Radioisotopes in biology : a practical approach /
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51
Radioisotopes in soil plant nutrition studies : Proceedings of the symposium : Bombay, 26.02.62-02.03.62
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52
Radioökologische Untersuchungen in der Nahrungskette Luft Boden Rebe Wein : Abschlussbericht.
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53
Radiotracers in agricultural chemistry /
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54
Reactions between nitrite and soil organic matter and their role in nitrogen trace gas emissions and nitrogen retention in soil [E-Book] /
55
Reactions between nitrite and soil organic matter and their role in nitrogen trace gas emissions and nitrogen retention in soil /
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56
Schwermetalltransfer Boden Pflanze : Beziehung zwischen der Schwermetallbelastung des Bodens und der Pflanzenaufnahme als Funktion sorptionsrelevanter Bodeneigenschaften /
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57
Selenium in agriculture and the environment: symposium: proceedings : annual meeting / American Society of Agronomy: 1986 : New-Orleans, LA, 02.12.86.
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58
Soil moisture and irrigation studies : Panel on the use of isotope and radiation techniques in soil moisture and irrigation studies: proceedings : Wien, 14.03.66-18.03.66.
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59
Stable isotopes in plant nutrition, soil fertility and environmental studies : International symposium on stable isotopes in plant nutrition, soil fertility and environmental studies: proceedings : Wien, 01.10.90-05.10.90
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60
Stable isotopes : integration of biological, ecological and geological processes : [Stable Isotope Symposium, held at Newcastle upon Tyne in July 1996] /
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