Зөвхөн бүртгэлтэй хэрэглэгчид л нийтлэл орчуулах боломжтой
Нэвтрэх / Бүртгүүлэх
BACKGROUND OF THE INVENTION
In my copending U.S. patent application Ser. No. 61,916 filed June 11, 1987, the disclosure of which is incorporated herein by reference, there is described a novel method of preserving flowers and other similar active-hydrogen containing substrates by first dehydrating