Paper · 2006 · Journal of Sustainable Agriculture

Increasing Productivity with Intercropping Systems in Cabbage Production

Ismail Guvenc; Ertan Yildirim

10
claims
11
verbatim quotes
51
citations
3
research areas
—
Not open access

Abstract

ABSTRACT This study was carried out to determine the effect of different intercropping systems on growth, mineral contents and yield of cabbage (Brassica oleracea L. var. capitata) under field conditions in 2000, 2001 and 2002. LER (Land Equivalent Ratio) and economic net income of different cropping systems based on cabbage as an index of intercropping efficiency were also evaluated. In the study, cabbage was used as a main crop, and cos lettuce (Lactuca sativa L. var. longifoila), leaf lettuce (Lactuca sativa L. var. crispa), radish (Raphanus sativus L.), onion (Allium cepa L.) and snap bean (Phaseolus vulgarism L. var. nanus) were used as intercrops. Each of the intercrops was planted in between cabbage rows in separate plots. Cabbage and all intercrops were also grown as sole crops. There was no significant effect of different intercropping systems on growth characteristics and yield of cabbage compared with sole cabbage cropping except for radish as an intercrop, which affected adversely the yield and some growth characteristics of cabbage. Net income was increased significantly when cabbage was intercropped with cos lettuce, bean, leaf lettuce or onion. The values of LER appeared to be greater than 1 under intercropping systems. Cropping systems did not significantly affect nitrogen, phosphorus, potassium, calcium, magnesium and iron content of cabbage. The results obtained in this study pointed out that intercropping systems based on cabbage might increase total yield, productivity and profitability. KEYWORDS: Cabbageincomeintercroppingland equivalent ratio (LER)yield

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Claims 10

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Intercropping systems other than radish did not significantly affect cabbage growth and yield relative to sole cropping.

Treatment
different intercropping systemse0
Outcome
growth characteristics and yield of cabbagee0
Direction
no significant effecte0
Comparator
sole cabbage croppinge0

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“There was no significant effect of different intercropping systems on growth characteristics and yield of cabbage compared with sole cabbage cropping except for radish as an intercrop”

✓ located verbatim in the source · abstract, characters 798–981 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Radish as an intercrop adversely affected cabbage yield and some growth traits.

Treatment
radish as an intercrope0
Interactor
radishRaphanus sativuse0other
Outcome
yield and some growth characteristics of cabbagee0
Direction
affected adverselye0

Not reportedComparator

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗
Raphanus sativus
Raphanus sativus · InteractorSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗

Verbatim

e0

“radish as an intercrop, which affected adversely the yield and some growth characteristics of cabbage”

✓ located verbatim in the source · abstract, characters 959–1060 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Intercropping cabbage with cos lettuce significantly increased net income.

Treatment
intercropped with cos lettucee0
Interactor
cos lettucee0other
Outcome
Net incomee0
Direction
increasede0

Not reportedComparator

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Net income was increased significantly when cabbage was intercropped with cos lettuce, bean, leaf lettuce or onion”

✓ located verbatim in the source · abstract, characters 1062–1176 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Intercropping cabbage with bean significantly increased net income.

Treatment
intercropped with cos lettuce, beane0
Interactor
beane0other
Outcome
Net incomee0
Direction
increasede0

Not reportedComparator

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Net income was increased significantly when cabbage was intercropped with cos lettuce, bean, leaf lettuce or onion”

✓ located verbatim in the source · abstract, characters 1062–1176 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Intercropping cabbage with leaf lettuce significantly increased net income.

Treatment
leaf lettucee0
Interactor
leaf lettucee0other
Outcome
Net incomee0
Direction
increasede0

Not reportedComparator

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Net income was increased significantly when cabbage was intercropped with cos lettuce, bean, leaf lettuce or onion”

✓ located verbatim in the source · abstract, characters 1062–1176 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Intercropping cabbage with onion significantly increased net income.

Treatment
onione0
Interactor
onionAllium cepae0other
Outcome
Net incomee0
Direction
increasede0

Not reportedComparator

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗
Allium cepa
Allium cepa · InteractorMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Net income was increased significantly when cabbage was intercropped with cos lettuce, bean, leaf lettuce or onion”

✓ located verbatim in the source · abstract, characters 1062–1176 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Land equivalent ratios exceeded one under intercropping.

Outcome
values of LERe0t0
Direction
greater thane0t0
Value
1e0t0

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The values of LER appeared to be greater than 1 under intercropping systems.”

✓ located verbatim in the source · abstract, characters 1178–1254 · show in text ↑
t0

“Cabbage Production”

✓ located verbatim in the source · title, characters 54–72 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Cropping systems did not significantly affect cabbage nitrogen, phosphorus or potassium content.

Treatment
Cropping systemse0
Outcome
nitrogen, phosphorus, potassiume0
Direction
did not significantly affecte0

Not reportedComparator

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Cropping systems did not significantly affect nitrogen, phosphorus, potassium, calcium, magnesium and iron content of cabbage.”

✓ located verbatim in the source · abstract, characters 1255–1381 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Cropping systems did not significantly affect cabbage calcium, magnesium or iron content.

Treatment
Cropping systemse0
Outcome
calcium, magnesium and iron content of cabbagee0
Direction
did not significantly affecte0

Not reportedComparator

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Cropping systems did not significantly affect nitrogen, phosphorus, potassium, calcium, magnesium and iron content of cabbage.”

✓ located verbatim in the source · abstract, characters 1255–1381 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors concluded cabbage intercropping might raise total yield, productivity and profitability.

Outcome
increase total yield, productivity and profitabilitye0

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“intercropping systems based on cabbage might increase total yield, productivity and profitability”

✓ located verbatim in the source · abstract, characters 1434–1531 · show in text ↑

Raphanus sativus · yield · Brassica oleracea (wild cabbage)Positive and negative results

6 papers: 4 positive, 2 negative or no effect

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

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

Allium cepa · yield · Brassica oleracea (wild cabbage)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

cultivation system · nutrient: content · Brassica oleracea (wild cabbage)Positive and negative results

5 papers: 2 positive, 3 negative or no effect

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

  1. positive
  2. positive
  3. no effect

1 paper more in this group

See all 5 papers →

intercropping · yield · Brassica oleracea (wild cabbage)Positive and negative results

43 papers: 35 positive, 8 negative or no effect

34 papers in the same direction as this paper · 5 in the opposite direction · 3 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

39 papers more in this group

See all 43 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.