METHOD OF FORECASTING EFFECTIVENESS OF NITROGENOUS FERTILIZERS IN GROWING OF SUGAR BEET
FIELD: agriculture. ^ SUBSTANCE: method involves determining forecastable sugar beet yield gain depending on precipitation amount during previous period, with determination of previous precipitation amounts having been performed in previous November from formula: Y=110.17-1.45X+22.31N, where Y is fo...
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Zusammenfassung: | FIELD: agriculture. ^ SUBSTANCE: method involves determining forecastable sugar beet yield gain depending on precipitation amount during previous period, with determination of previous precipitation amounts having been performed in previous November from formula: Y=110.17-1.45X+22.31N, where Y is forecastable sugar beet yield gain expected from usage of nitrogenous fertilizer, centner/hectare; X is precipitation amount in November of previous year, mm; N are doses of nitrogenous fertilizer of from 1 to 3, with single dose being 90 kg/hectare, double dose being 180 kg/hectare and triple dose being 270 kg/hectare. ^ EFFECT: reduced loss of nitrogen and provision for controlling of sugar beet production process. ^ 1 tbl |
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