2. Biorohstoff Hanf

2. Biorohstoff Hanf

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Nematodes are also a problem in Cannabis. ... Deficiencies of nitrogen, potassium, and phosphorus are the most common. Nutrient ... aquot;Acid rainaquot; doubles the damage by acidifying soil and creating various nutrient deficiencies. This is a briefanbsp;...

Title:2. Biorohstoff Hanf
Publisher: - 1997


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