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It also has a physiological mechanism of action linked to the absorption of silicon which causes both a hardening of plant tissues
La forzatura in tunnel viene comunemente utilizzata per migliorare la qualità dei turioni ed evitare i danni da gelate tardive
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ORNAMENTALI Afidi
531 PREPARATO DI MICA basilico this book is for youTHE MICA PREPARATION R. Steiner discusses the use of mica in a lecture given on February 17, 1923, in Dornach (OO 349), saying that mica preceded the formation of silica. Mica is composed of feldspar, clay, and silica. I will soon publish a small book on the mica preparation that I have also called 531. 30 grams per hectare. Dynamize for 60 minutes in the morning like 501 and spray a fine drop over the plant. promotes the formation of the structure
