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The analysis of soil compaction influence on wheat yield and changes in soil on headlands and inner part of fields
- Source :
- Letopis naučnih radova Poljoprivrednog fakulteta
- Publication Year :
- 2007
- Publisher :
- Univerzitet u Novom Sadu - Poljoprivredni fakultet, Novi Sad, 2007.
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Abstract
- This paper shows the results of analysis of soil compaction influence on wheat yield, chemical and biological changes in a soil on headland and inner part of a field. During five years of investigation, soil compaction after sowing was 30.56% greater on headland than in the inner part, while before harvest, an increase in soil compaction was 37.65%. Large number of passages, which caused intensified soil compaction on headlands, poor conditions for the root system development, and poor microbiological activities led to yield reduction, which was 31.55% in biological yield and 26.39% in dry grain mass. Chemical analysis of soil on headland and in the inner part of a field showed higher humus concentration on headlands, due to poor microbiological activities. U radu su prikazani rezultati ispitivanja uticaja sabijanja zemljišta na uvratinama i unutrašnjem delu parcele na prinos pšenice, hemijske i biološke promene u zemljištu. Sabijenost zemljišta na uvratinama tokom 5 godina ispitivanja posle setve bila je za 30.56% veća u odnosu na unutrašnji deo, dok je povećanje sabijenosti zemljišta na uvratini pre ubiranja iznosilo 37.65%. Velik broj prelaza doveo je do intenzivnijeg sabijanja zemljišta na uvratinama, uslovljavajući nepovoljne uslove za razvoj korenovog sistema i slabije mikrobiološke aktivnosti radi čega smanjenje biološkog prinosa iznosi 31.55%, a mase suvog zrna 26.39%. Hemijska analiza sastava zemljišta na uvratini i unutrašnjem delu parcele pokazala je da je veći sadržaj humusa na uvratinama nego u unutrašnjem delu parcele zbog slabije mikrobiološke aktivnosti.
Details
- Database :
- OpenAIRE
- Journal :
- Letopis naučnih radova Poljoprivrednog fakulteta
- Accession number :
- edsair.od.....10117..0521b2b48586b84e9c9a265b844136e7