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South African Sunflower Crop Quality Report 2017/2018: Analysis And Key Findings.pdf

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Preview of South African Sunflower Crop Quality Report 2017/2018: Analysis and Key Findings
🔗 Source: sagl.co.za
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Summary

Main Findings:

Grade FH1 Dominance: 81% (143) of samples were graded as Grade FH1, a decrease from 85% in the previous season.
 Increased Sclerotia: The number of samples containing sclerotia from the fungus Sclerotinia sclerotiorum nearly tripled, reaching 78 (44%) this season compared to 28 (16%) in the previous season.
Varied Nutritional Content:
 Crude protein content averaged 16.61%, similar to the previous season. North West had the highest average (17.12%), while Mpumalanga reported the lowest (15.15%).
Crude fat content dropped to 37.0%, the lowest of the last six seasons, with Mpumalanga showing the highest average (40.0%).
 Average crude fibre content was 21.9%, the highest in six seasons. Limpopo had the lowest average (20.2%).
Ash content averaged 2.69%, slightly higher than the previous season.
 Regional Variations: Significant differences in quality parameters were observed between provinces, highlighting regional variations in growing conditions and management practices.

Key Data Sources:

Nutritional analyses (crude protein, fat, fibre, ash) reported as % (g/100g) on an "as received" or "as is" basis.
 Weighted averages calculated based on sample quantities per province.
* Graphs provided for visual comparisons of quality parameters over time and between provinces.

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Description

The 2017/2018 South African sunflower crop quality report shows an 81% grade FH1, down from 85% the previous season. 18 samples were downgraded due to high screening or deviation levels, and 8 due to excessive poisonous seeds. One sample failed due to Xanthium strumarium presence.

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