FIELD: agriculture. SUBSTANCE: vegetating plants were sprayed with growth regulator of the natural origin, "Silc", at amount 1-4 g/ha (by active substance) that is sum of triterpene acids of the formula C30H46-48O4. This substance is isolated from fir greens and used as 5% aqueous emulsion at flowering phase of the first, second and third racemes. Solution consumption is 400 l/ha. EFFECT: increased productivity, enhanced quality. 2 cl, 7 tbl
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Authors
Dates
1997-07-10—Published
1994-01-08—Filed