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Risultati 20-40 di 132

testo

Fertilizers and crops, or The Science and practice of plant-feeding

a presentetion of facts, giving practical methods for using fertilizers in crop growing, with special emphasis on the reasons underlying their use, and on the condotions of their greatest efficiency

  • Van Slyke, Lucius Lincoln
testo

Hundert Jahre erfolgreiche Düngewirtschaft

Generalberichte des III. Weltkongresses für Düngungsfragen mit allen Diskussionsbeiträgen : communications of the IIIrd world feretilizer congress with all contributions to the discussion : rapports présentés au IIIème congrès mondial des fertilisants avec toutes les discussions

testo

The preparation of substances important in agriculture

a laboratory manual of synthetic agricultural chemistry

  • Peters, Charles C.
testo

Un siecle de succes dans le domaine de la fertilisation

rapports présentés au IIIème Congrès mondial des fertilisants avec toutes les discussion

  • Congres mondial des fertilisants 3. Heidelberg 1958
testo

Die Phosphatierung

wissenschaftliche Grundlagen und Technik

  • Machu, Willibald
testo

Fertiliser recommendations for agricultural and horticultural crops

  • Gran BretagnaMinistry of agriculture, fisheries and food
testo

18 th Symposium of international scientific centre of fertilizers

more sustainability in agriculture : new fertilizers and fertilization management : 8-12 november 2009 Rome, Italy : proceedings CIEC 2009

  • Symposium of the international scientific centre of fertilizers 18. Roma 2009
testo

Fertilizer use and production of carbohydrates and lipids

proceedings of the 13. colloquium of the International potash institute held in York, United Kingdom, 1977

  • Colloquium of the International potash institute 13. York 1977
testo

Fertilizer use and protein production

proceedings of the 11th Colloquium of the International Potash Institute held in Ronne-Bornholm/Denmark, 1975

  • International potash institute
testo

Fertilizer and plant nutrition guide

  • Food and agriculture organization of the United NationsFertilizer and Plant Nutrition ServiceLand and Water Development Division
testo

Maximizing fertilizer use efficiency

  • FAOFertilizer and plant nutrition service

Risultati 20-40 di 132

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