1
Material Type:
Artigo
Long-term effect of organic fertilizers on crop yield and nitrogen fertilization
Maltas, A ; Charles, R ; Bovet, V ; Sinaj, S., Forschungsanstalt Agroscope Changins-Waedenswil ACW, Nyon (Switzerland)
Agrarforschung Schweiz, 2012-03, Vol.3 (3)
Sem texto completo
2
Material Type:
Livro
Localized mineral fertilizing. [German
Finck A
AID (Germany, 1991 (1167)
Sem texto completo
3
Material Type:
Livro
3. Managing competition between cultivated plants and weeds by cultivation methods and selective use of herbicide 3.1. Effects of nitrogen competition between weed population and winter wheat on yield
Kaspar, J. (Technische Univ. Muenchen-Weihenstephan, Freising (Germany). Inst. fuer Pflanzenbau und Pflanzenzuechtung) ; Fischbeck, G
Weinheim (Germany): VCH 1994
Sem texto completo
4
Material Type:
Livro
The growth of Scots pine in consequence of fertilization and different stem distances in the experiment of Heideck 243. [German
Foerster W
Mitteilungen aus der Waldwachstumsforschung in Muenchen (Germany). no. 3, 1992
Sem texto completo
5
Material Type:
Livro
Mineral fertilizing according to well-established practice
Finck A
AID (Germany). no. 1167, 1993
Sem texto completo
6
Material Type:
Livro
Soil conservation, fertilization, compact making. Information for gardeners
Dornbusch, C ; Lindner, U
AID (Germany), 1998
Bonn (Germany): AID
Sem texto completo
7
Material Type:
Livro
Part 1: requirements on plant production and process engineering proposals for an environmentally appropriate slurry placement. [German
Maidl F.X ; Boxberger J ; Gronauer A ; Amon T ; Schuerzinger H
Gelbes Heft des Bayerischen Staatsministeriums fuer Ernaehrung, 1995 (54)
Sem texto completo
8
Material Type:
Livro
Influence of production systems in winter wheat on the interaction between yield and diseases caused by Septoria spp. and Erysiphe graminis
Hanus, H. (Kiel Univ., (Germany). Inst. fuer Pflanzenbau und Pflanzenzuechtung) ; Kuehl, A
Weinheim (Germany): VCH 1994
Sem texto completo
9
Material Type:
Artigo
Soil fertility and crop productivity: medium-term effect of organic inputs and simplified cultivation techniques
Maltas, A ; Charles, R ; Sinaj, S., Forschungsanstalt Agroscope Changins-Waedenswil ACW, Nyon (Switzerland)
Agrarforschung (Switzerland), 2011-03, Vol.2 (3)
Sem texto completo
10
Material Type:
Livro
Professional nitrogen fertilizing. Estimation, calculation, measuring. [German
Scharpf H. C ; Wehrmann J
AID (Germany, 1991 (1017)
Sem texto completo