Abstract
Background and Aims: Cabbage (Brassica oleracea var. capitata) is a biennial herbaceous vegetable crop, belongs to Brassicaceae family with the diploid chromosome number 2n =2x =18. The present investigation was conducted at the Agricultural Research Farm, Suresh Gyan Vihar University, Jaipur to study the effect of soil and foliar application of Zinc and Iron on growth, yield and quality of Cabbage (Brassica oleracea var. capitata L.). Place and Duration of Study: The experiment was conducted during Rabi season, 2025-26. Methodology:The experiment was laid out in factorial randomized block design with two factors viz. first factor: soil application (4 levels, control, ZnSO4 @20kg/ha, FeSO4 @20kg/ha and ZnSO4 + FeSO4 @20kg/ha) and second factor: foliar application (4 levels, control, ZnSO4 @100ppm at 25 DAT, FeSO4 @100ppm at 25 DAT and ZnSO4 + FeSO4 @100ppm at 25 DAT) replicated thrice. The observed data was analyzed in OPSTAT. Results: The results revealed significant differences among the factors and interactions. Among the treatment combination Superior growth, yield, quality parameters viz. maximum plant height (31.16 cm), plant spread (57.4 cm), minimum number of non-wrapper leaves per plant (10.343), maximum leaf area (953.38 cm2), head diameter (15.08 cm), minimum days taken to head initiation (51.27), head maturity (76.75), maximum fresh weight of head (1080.26 g), yield per plot (36.053 kg), total yield per hectare (52.03 t/ha), total soluble solids (7.44 0Brix), ascorbic acid content (41.22 mg/100g) and chlorophyll content in leaves (74.37) were observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control. Conclusion: Although these results are only indicative and require further experimentation to arrive at more consistent and credible conclusion, the treatment ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) may be recommended for obtaining higher yield and superior quality of Cabbage.
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Claims 15
Claim · model-written summary
Significant differences among the soil application and foliar application factors and their interactions were found in cabbage growth, yield and quality.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Outcome
- significant differences among the factors and interactionse1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“The results revealed significant differences among the factors and interactions”
Claim · model-written summary
The ZnSO4 + FeSO4 soil and foliar combination (M4T4) gave the maximum cabbage plant height (31.16 cm) versus control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- plant heighte1
- Direction
- maximume1
- Value
- 31.16 cme1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“maximum plant height (31.16 cm)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave a plant spread of 57.4 cm, higher than control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- plant spreade1
- Direction
- higherinferrede1
- Value
- 57.4 cme1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“plant spread (57.4 cm)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave the minimum number of non-wrapper leaves per plant (10.343) versus control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- number of non-wrapper leaves per plante1
- Direction
- minimume1
- Value
- 10.343e1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“minimum number of non-wrapper leaves per plant (10.343)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave the maximum leaf area (953.38 cm2) versus control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- leaf areae1
- Direction
- maximume1
- Value
- 953.38 cm2e1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“maximum leaf area (953.38 cm2)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave a head diameter of 15.08 cm, higher than control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- head diametere1
- Direction
- higherinferrede1
- Value
- 15.08 cme1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“head diameter (15.08 cm)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave the minimum days taken to head initiation (51.27) versus control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- days taken to head initiatione1
- Direction
- minimume1
- Value
- 51.27e1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“minimum days taken to head initiation (51.27)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination reached head maturity in 76.75 days, fewer than control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- head maturitye1
- Direction
- lowerinferrede1
- Value
- 76.75e1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“head maturity (76.75)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave the maximum fresh weight of head (1080.26 g) versus control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- fresh weight of heade1
- Direction
- maximume1
- Value
- 1080.26 ge1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“maximum fresh weight of head (1080.26 g)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave a yield per plot of 36.053 kg, higher than control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- yield per plote1
- Direction
- higherinferrede1
- Value
- 36.053 kge1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“yield per plot (36.053 kg)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave a total yield of 52.03 t/ha, higher than control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- total yield per hectaree1
- Direction
- higherinferrede1
- Value
- 52.03 t/hae1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“total yield per hectare (52.03 t/ha)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave a total soluble solids of 7.44 0Brix, higher than control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- total soluble solidse1
- Direction
- higherinferrede1
- Value
- 7.44 0Brixe1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“total soluble solids (7.44 0Brix)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave an ascorbic acid content of 41.22 mg/100g, higher than control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- ascorbic acid contente1
- Direction
- higherinferrede1
- Value
- 41.22 mg/100ge1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“ascorbic acid content (41.22 mg/100g)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The M4T4 combination gave a chlorophyll content in leaves of 74.37, higher than control.
- Taxon
- Cabbage
Brassica oleracea var. capitatat0 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e2
- Outcome
- chlorophyll content in leavese1
- Direction
- higherinferrede1
- Value
- 74.37e1
- Comparator
- controle2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Cabbage (Brassica oleracea var. capitata L.)”
e1“chlorophyll content in leaves (74.37)”
e2“observed in the treatment combination of ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) whereas the minimum was observed in control”
Claim · model-written summary
The authors recommend the ZnSO4 + FeSO4 soil and foliar combination (M4T4) for obtaining higher yield and superior quality of cabbage, while noting the results are only indicative.
- Taxon
- Cabbage
Brassica oleracea var. capitatae1 - Treatment
- ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4)e1
- Outcome
- higher yield and superior qualitye1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e1“the treatment ZnSO4 + FeSO4 @ 20 kg/ha X ZnSO4 + FeSO4 @ 100 ppm at 25 days after transplanting (M4T4) may be recommended for obtaining higher yield and superior quality of Cabbage”
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See all 7 papers →8 of 14 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.
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.