Effect of fertilizer system and crop rotations on the humus content in a sod-podzolic loamy sand]
2000
Dembitskaya, T.V.
On investigation results in four-factor experience on a sod-podzolic loamy sand have been received regression equations described the influence of nitrogen, phosphorous, potassium and organic fertilizers on the humus content in three crop rotations. The application on an average of year N 132p90 on the background 24 t/ha manure increases the humus content over 15-year period in a crop rotation with perennial grasses from 1,58 to 2,30%
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Эту запись предоставил National Academy of Sciences of Belarus