Velthof, G. L., & Rietra, R. P. J. J. Nitrogen Use Efficiency and Gaseous Nitrogen Losses from the Concentrated Liquid Fraction of Pig Slurries. Wiley.
Chicago Style (17th ed.) CitationVelthof, G. L., and R. P. J. J. Rietra. Nitrogen Use Efficiency and Gaseous Nitrogen Losses from the Concentrated Liquid Fraction of Pig Slurries. Wiley.
MLA (9th ed.) CitationVelthof, G. L., and R. P. J. J. Rietra. Nitrogen Use Efficiency and Gaseous Nitrogen Losses from the Concentrated Liquid Fraction of Pig Slurries. Wiley.
Warning: These citations may not always be 100% accurate.