FIELD: agriculture. SUBSTANCE: method involves plowing and embedding zeolite-containing clays in an amount of 10-15 t/hectare in autumn; mowing cover crop and applying half dose of optimum norm of pelleted superphosphate; wrapping pellets with mentioned clays used in the ratio of 1:2; mellowing and slitting soil; providing soil tillage upon growing of aboveground part of clover. EFFECT: increased soil fertility and, as a result, improved grain yield and quality of winter wheat sowed after syderal clover crop. 4 tbl, 2 ex
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Authors
Dates
1999-04-20—Published
1997-02-04—Filed