Paper · 2000 · CaSA NaRA DSpace (CaSA NaRA)

Effects of Crop Density on Root Yield and Quality of Sugar Beet Cultivars Grown on the Soil Infested and Uninfested by Rhizomania

N. Nenadić; Katica Škrbić; Ljubiša Živanović

6
claims
12
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

During a two-year period (1996-1997) we conducted studies on the effects of crop density on root yield and quality of sugar beet cultivars, susceptible and tolerant to rhizomania, grown on the soil infested and uninfested by this pathogen. The results obtained are of importance for both agricultural science and practice. The highest difference in sugar beet studied characteristics was achieved between infested and uninfested soil, between tolerant and susceptible cultivars, and the lowest between crop densities. On the soil infested by rhizomania, on average, root yield was lower by 22.84 t/ha, sugar content by 2.49%, crystal sugar yield by 4.64 t/ha per cultivar and crop density. Tolerant cultivar KWS rama produced higher root and sugar yields on both infested and uninfested soil. However, susceptible cultivars Al omona and Delta, grown on uninfested soil, had higher sugar content in sugar beet root by 0.53%. Increased crop density resulted in higher root and sugar yields, however, considerably higher in the tolerant cultivar and on soil infested by rhizomania.

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Claims 6

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Infested soil lowered root yield by 22.84 t/ha.

Treatment
soil infested by rhizomaniae0
Interactor
rhizomaniae0pathogen
Outcome
root yielde0
Direction
lowere0
Value
22.84 t/hae0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“On the soil infested by rhizomania, on average, root yield was lower by 22.84 t/ha”

✓ located verbatim in the source · abstract, characters 518–600 · show in text ↑
t0

“Sugar Beet”

✓ located verbatim in the source · title, characters 53–63 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Infested soil lowered sugar content by 2.49%.

Treatment
soil infested by rhizomaniae1
Interactor
rhizomaniae1pathogen
Outcome
sugar contente0
Direction
lowere1
Value
2.49%e0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“sugar content by 2.49%”

✓ located verbatim in the source · abstract, characters 602–624 · show in text ↑
e1

“On the soil infested by rhizomania, on average, root yield was lower by 22.84 t/ha, sugar content by 2.49%”

✓ located verbatim in the source · abstract, characters 518–624 · show in text ↑
t0

“Sugar Beet”

✓ located verbatim in the source · title, characters 53–63 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Infested soil lowered crystal sugar yield by 4.64 t/ha.

Treatment
soil infested by rhizomaniae0
Interactor
rhizomaniae0pathogen
Outcome
crystal sugar yielde0
Direction
lowere0
Value
4.64 t/hae0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“On the soil infested by rhizomania, on average, root yield was lower by 22.84 t/ha, sugar content by 2.49%, crystal sugar yield by 4.64 t/ha”

✓ located verbatim in the source · abstract, characters 518–658 · show in text ↑
t0

“Sugar Beet”

✓ located verbatim in the source · title, characters 53–63 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Tolerant KWS rama produced higher root and sugar yields on infested and uninfested soil.

Material
KWS ramae0
Outcome
root and sugar yieldse0
Direction
highere0
Qualifier
both infested and uninfested soile0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Tolerant cultivar KWS rama produced higher root and sugar yields on both infested and uninfested soil”

✓ located verbatim in the source · abstract, characters 690–791 · show in text ↑
t0

“Sugar Beet”

✓ located verbatim in the source · title, characters 53–63 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Susceptible Al omona and Delta had 0.53% higher root sugar content on uninfested soil.

Material
Al omona and Deltae0
Outcome
sugar content in sugar beet roote0
Direction
highere0
Value
0.53%e0
Qualifier
grown on uninfested soile0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“susceptible cultivars Al omona and Delta, grown on uninfested soil, had higher sugar content in sugar beet root by 0.53%”

✓ located verbatim in the source · abstract, characters 802–922 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Higher crop density increased root and sugar yields, especially in tolerant cultivars on infested soil.

Treatment
Increased crop densitye0
Interactor
rhizomaniae0pathogen
Outcome
root and sugar yieldse0
Direction
highere0
Qualifier
tolerant cultivar and on soil infested by rhizomaniae0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Increased crop density resulted in higher root and sugar yields, however, considerably higher in the tolerant cultivar and on soil infested by rhizomania”

✓ located verbatim in the source · abstract, characters 924–1077 · show in text ↑
t0

“Sugar Beet”

✓ located verbatim in the source · title, characters 53–63 · show in text ↑

infection · quality: sugar starch · Beta vulgaris (beet)Positive and negative results

6 papers: 1 positive, 5 negative or no effect

4 papers in the same direction as this paper · 1 in the opposite direction

  1. positive
  2. negative
  3. no effect

2 papers more in this group

See all 6 papers →

infection · yield · Beta vulgaris (beet)Positive and negative results

9 papers: 2 positive, 7 negative or no effect

6 papers in the same direction as this paper · 2 in the opposite direction

  1. positive
  2. positive
  3. no effect

5 papers more in this group

See all 9 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.