Newsletters years 2000, 2001 and 2002

Newsletters 2002

Newsletters 2000

Newsletters 2001

• November 2002: If you want to know for sure just measure
• October 2002: Powdery Mildew in roses (Sphaerotheca pannosa)
• September 2002: Soil and fertigation in biological greenhouse cultivation systems (1)
• August 2002: Black spot disease (Diplocarpon rosae)
• June/July 2002: Maintenance
• May 2002: Micro nutrients
• April 2002: Optimum use of the fertiliser recommendations
• March 2002: Cylindrocarpon destructans
• Februari 2002: Organic Manuring
• Januari 2002: Growing roses on less fertiliser

• Newsletter Februari 2000: Downy mildew
• Newsletter March 2000: Calcium
• Newsletter April 2000: Nematodes
• Newsletter May 2000: Potassium
• Newsletter June 2000: Agrobacterium
• Newsletter July 2000: Magnesium
• Newsletter August 2000: Soil analysis: why, how often and what strategy?
• Newsletter September 2000: pH, bicarbonate and acidification
• Newsletter October 2000: Thrips
• Newsletter November 2000: Nitrogen
• Newsletter December 2000: Spidermites

• December 2001: Soil structure
• Newsletter Extra edition November 2001: Layout e-mail analysis reports

• October 2001:Fertilizer
• Newsletter September 2001:Organic soil disinfection through anaerobic composting
• Newsletter August 2001: How much food do roses require?
• Newsletter July 2001: Weevils
• Newsletter June 2001: Volume controlled fertigation unit
• Newsletter May 2001: EC-pH controlled fertigation unit
• Newsletter April 2001: Cylindrocladium scopardium
• Newsletter March 2001: Sulphate
• Newsletter February 2001: Verticillium (wilting disease)
• Newsletter January 2001: Phosphates and P-analysis