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21 Cards in this Set
- Front
- Back
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What family does this crop belong to? |
Rosaceae |
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Give the genus for blackberry: |
Rubus |
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Give the scientific name for western trailing blackberry: |
Rubus ursinus |
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Give the scientific name for the ‘Thornless Evergreen’ blackberry:
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Rubus laciniatus
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What is the floral biology of the blackberry?
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- perfect flowers - 5 petals - Insect pollinated |
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Botanically, what type of fruit does this crop produce? |
Aggregate with may drupelets - Receptacle stays in fruit |
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Main cultivars of trailing black berry? |
- Marion - Black Diamond - Obsidian |
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Main cultivars of Hybrid black berry? |
Boysen |
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Main cultivars of Erect (Floricane fruiting) |
- Tupy - Ouachita |
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Main cultivars for Semi-erect? |
- Chester Thornless- Triple Crown
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The major processed end uses for trailing blackberry are: |
1) IQF 2) Puree 3) Juice |
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The desirable plant traits for machine harvest for processing are: |
1) Easey fruit removal when ripe 2) Firm fruit 3) Thornless |
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Most of the processed blackberry acreage is grown in: |
1) Oregon 2) Serbia |
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Most of the fresh blackberries available for sale in the US come from: |
1) Mexico 2) California 3) Oregon 4) |
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The center or origin of cultivated blackberries is: |
North America |
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The desired fruit traits for processing are: |
1) Small (Noticeable seeds) 2) Firm 3) Intense Color 4) Intense Flavor (High sugar/acid) 5) Low Drip loss 6) Machine harvestable 7) No thorn contamination 8) |
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The desired fruit traits for fresh market are: |
1) Flavor 2) Firm 3) Tough Skin 4) color 5) 6) |
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The most important production problems for commercial blackberry production inOregon are: |
1) Sun burn 2) Cane Disease 3) Botrytis 4) Raspberry Bushy Dwarf Virus (RBDV) 5) Spotted wing Drosophila 6) Brown Marmorated Stink Bug (BMSB) |
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What are characteristics of trailing blackberry: - Primocane topped? - Primocane from crown? - harvest season - Are floricanes removes |
Minimal work ... - Primocane not topped - Primocane not from crown - Floricanes removed - June -> Aug |
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What are characteristics of Erect blackberry:
- Primocane topped? - Primocane from crown? - harvest season - Are floricanes removes |
Medium work: - Primocanes topped - Primocanes from crown - Floricanes not removed - July -> sep |
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What are characteristics of Semi-erect blackberry: - Primocane topped? - Primocane from crown? - harvest season - Are floricanes removes |
Most work: - Primocanes topped - primocanes from crown - floricanes removed - Aug -> Oct |
