[PDF][PDF] Mathematical model for particle motion applied on a manure spreading apparatus used in environmentally friendly technology

V Ștefan, P Cârdei, NV Vlăduţ, L Popa… - Environmental …, 2018‏ - academia.edu
It is acknowledged that organic fertilizers and wastes, such as animal slurries/manure from
intensive farm enterprise, sewage sludge, poultry litter are and will continue to be spread on …

[PDF][PDF] Uncertainty of measurement of bulk and shaken density of Pulgran and Salmag

J Nowak, W Przystupa, A Krawczuk - Agricultural Engineering, 2020‏ - sciendo.com
The article presents results of research on the bulk and shaken density of two commercial
fertilizers: Pulgran urea and universal nitrogen fertilizer Salmag. A statistical analysis of the …