Ad Olsthoorn. (1998). Soil acidification effects on fine root growth of Douglas-fir on sandy soils. The Netherland: Wageningen University.
Chicago Style citaatAd Olsthoorn. Soil Acidification Effects On Fine Root Growth of Douglas-fir On Sandy Soils. The Netherland: Wageningen University, 1998.
MLA citatieAd Olsthoorn. Soil Acidification Effects On Fine Root Growth of Douglas-fir On Sandy Soils. The Netherland: Wageningen University, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.