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Effect of hog manure on soil phosphorus forms
Application of livestock manure can benefit crop production as a valuable source of nitrogen (Bandel and Fox 1984; Campbell et al. 1986; Chase et al. 1991). However, phosphorus is not a negligible factor as phosphorus in ...
Crop response to four sulfur products applied in north-central Saskatchewan
A field study was conducted based on previous laboratory, greenhouse and field trial evidence which suggest a potential use for two alternative sources of sulfur fertilizer. The efficacy of (1) crystalline gypsum and (2) ...
Changes in soil biological and physical properties under reduced tillage systems
Interest in reduced tillage systems has increased in recent years, though important questions remain as to the impacts of such systems on soil quality and nutrient cycling. We examined the effects of tillage on soil ...