Now showing items 1-10 of 79
Effects of biological soil crusts on seed bank, germination and establishment of two annual plant species in the Tengger Desert (N China)
The presence of biological soil crusts can affect the germination and survival of vascular plants, but the reasons are not well investigated. We have conducted a field investigation and greenhouse experiments to test the ...
Iron deficiency and chlorosis in orchard and vineyard ecosystems
Deterioration of medieval painting in the chapel of the Holy Nail, Siena (Italy) partially treated with Paraloid B72
Painted surfaces in the Chapel of the Holy Nail in the medieval ex-hospital of Siena show five areas of oxidation and blackening. Most were treated with Paraloid B72 acrylic resin 40 years ago. To study deterioration of ...
Effects of municipal solid waste compost, farmyard manure and chemical fertilizers on wheat growth, soil composition and soil bacterial characteristics under Tunisian arid climate
The use of municipal solid waste compost (MSWC) as soil organic amendment is of an economic and environmental interest. However, little is known about the effectiveness of MSWC application on agricultural soil in northern ...
Wertschöpfung in der Fahrzeugmontage steigern
(Vdi Verlag GMBH, 2000)
In der Automobilindustrie spielt im Wettbewerb um Marktanteile die Kostenführerschaft und damit die Effizienz der Fabriken eine entscheidende Rolle. Vor diesem Hintergrund rücken Maßnahmen zur Steigerung von Produktivität ...
Wild und Waldvegetation – Ergebnisse des Monitorings im Biosphärenreservat Schorfheide Chorin (Brandenburg) nach 6 Jahren
(JD Sauerlaender's Verlag, 2002)
La mappa di produzione - Metodi e strumenti per l’organizzazione produttiva di impianti industriali
In quest’articolo si presenta una metodologia a supporto di una nuova pianificazione o riorganizzazione produttiva di impianti industriali: la “mappa di produzione”. La “mappa di produzione” consente al progettista di ...
On a discrete generalized kinetic approach for modelling persuaders influence in opinion formation processes
This paper deals with the definition of a general framework, inspired by the discrete generalized kinetic theory, suitable for the description of the evolution of opinions within a population in the presence of some external ...
Indicators for plant species richness in pine (Pinus sylvestris L.) forests of Germany
(Springer Verlag (Germany), 2007)