Literatur
Eriksen J, Murphy MD, Schnug E (1998) The soil sulphur cycle. Nutr Ecosyst 2:39-73
Diagnosis of sulphur nutrition
Literatur
Schnug E, Haneklaus S (1998) Diagnosis of sulphur nutrition. Nutr Ecosyst 2:1-38
Literatur
Harms H (1998) Sulphur and stress. Nutr Ecosyst 2:115-134
Impacts of Precision Agriculture Technologies on Fertilization
Literatur
Haneklaus S, Schnug E (1998) Impacts of Precision Agriculture Technologies on Fertilization. In: Schnug E, Fotyma M (eds) Codes of good fertilizer practice and balanced fertilization : 11th CIEC International Symposium September 27-29, 1998 Pulawy, Poland ; proceedings. Braunschweig: CIEC, pp 95-107