@book{d9cc09afb5ee4d53b74082e175310452,
title = "Urinebrandplekken in grasland : resultaten preventie-onderzoek in 1984 en 1985 op ROC Cranendonck",
keywords = "ammoniak, oogstschade, kunstmeststoffen, graslanden, guanine, hippurinezuur, hypoxanthinen, urine, ammonia, crop damage, fertilizers, grasslands, guanine, hippuric acid, hypoxanthines, urine",
author = "J.A. Keuning and J. Groenwold",
year = "1993",
language = "Nederlands",
series = "Verslag / CABO-DLO",
publisher = "CABO",
number = "168",
address = "Netherlands",
}