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
Sulphur in agroecosystems
Literatur
Schnug E, Berlinger H, Beringer H (eds) (1998) Sulphur in agroecosystems. Dordrecht; Boston; London: Kluwer Academic Publishers, VII, 221 p, Nutr Ecosyst 2
Nutrient Balances at the Farm Level
Literatur
Vermeulen S, Steen I, Schnug E (1998) Nutrient Balances at the Farm Level. 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 108-123