The effects of the 50% and 100% congestion of the unit barly-corn with different nitrogen fertilization achieved | Efek ot 50 i 100- protsentnoto upl"tnyavane na seitboobr"shchenieto echemik-tsarevitsa pri razlichno azotno torene
2000
Mukhova, R. (Opitna Stantsiya po Polivno Zemedelie, Stara Zagora (Bulgaria)) | Arkadiev, D.
The research is carried out during the period 1991-1995 at the Experimental Station in Irrigation Agriculture -Stara Zagora. The economical effect from the 50% and 100% cingestion of the crop-rotating unit barly-corn is researched with three nitrogen rates for all cultures (basic and congesting). It is established that the best economical results are achieved with 100% congestion of the unit and average rate of nitrogen fertilization (N2).
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Эту запись предоставил Institute of Agricultural Economics