Mechanical pruning and soil organic amendments in vineyards of Syrah: effects on grape composition

نویسندگان

چکیده

Aim: The interaction of mechanized pruning systems and soil organic amendment can increase vine productivity. However, since the in productivity may affect grape composition, this study aimed to understand effects between these two practices.Methods materials: Two field trials were implemented Shiraz vineyards different wine regions. Mechanical hedge was compared with hand spur four amendments tested: biochar, municipal solid waste compost, cattle manure sewage sludge.Results: reduced total soluble solids (TSS) pH grapes, but had no on other variables. Organic also TSS, especially sludge, tended reduce anthocyanins phenols. effect both factors composition never significant. A negative relationship yield TSS observed, while titratable acidity yield. Total negatively related positive relation observed.Conclusions: results show that combination mechanical is a powerful tool for increasing productivity, it has some composition.Significance impact study: reduction fruit variables showed that, does not significantly choice type amount will depend destination grapes.

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ژورنال

عنوان ژورنال: OENO One

سال: 2021

ISSN: ['2494-1271']

DOI: https://doi.org/10.20870/oeno-one.2021.55.1.4512