Paper · 2023 · Frontiers in Nutrition

Influence of foliar spray and post-harvest treatments on head yield, shelf-life, and physicochemical qualities of broccoli

Sushanta Kumar Tarafder; Mrityunjoy Biswas; Umakanta Sarker; et al.

10
claims
12
verbatim quotes
24
citations
2
research areas
✓
Open access · cc-by

Abstract

Rapid senescence is the key factor in the deterioration of post-harvest shelf-life in broccoli heads. This study evaluates the head yield and its related traits, and physicochemical attributes of broccoli under four foliar sprays of mineral nutrients (B, Zn, Mo, and B + Zn + Mo) with control. The interaction effects of shelf-life and physicochemical attributes of broccoli for these five pre-harvest and five post-harvest storage treatments (LDP bag, HDP vacuum pack, 2% eggshell powder solution, 2% ascorbic acid, and control) both at cold storage and room temperature were evaluated with three replications. The significantly higher marketable head yield of 28.02 t ha −1 , maximum gross return [(Bangladesh Taka (BDT 420300 ha −1 )], net return (BDT 30565 ha −1 ), and maximum benefit–cost ratio (BCR) of 3.67 were obtained from the pre-harvest foliar application of B + Zn + Mo in broccoli. Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaging efficiently improve post-harvest physicochemical attributes, viz., compactness, green color, texture, carbohydrates, fats, energy, antioxidants, vitamin C, and total phenols in broccoli head compared to the rest of the treatment combinations. In addition, this treatment combination also confirmed a maximum shelf-life of 24.55 days at cold storage [relative humidity (RH) 90–95% and 4°C] and 7.05 days at room temperature (RH 60–65% and 14–22°C) compared to the rest of the treatment combinations. Therefore, we recommend a pre-harvest foliar spray of combined nutrient elements B + Zn + Mo and an HDP (15 μm) vacuum post-harvest packaging for the maximum benefits for both farmers and consumers to get the best head yield, anticipated physicochemical attributes, and maximum shelf-life of broccoli.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by. Read at the source ↗

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Claims 10

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Combined B, Zn and Mo foliar spray gave a significantly higher marketable broccoli head yield of 28.02 t ha −1.

Treatment
pre-harvest foliar application of B + Zn + Moe0
Outcome
marketable head yielde0
Direction
highere0
Value
28.02 t ha −1e0

Not reportedComparator

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The significantly higher marketable head yield of 28.02 t ha −1 , maximum gross return [(Bangladesh Taka (BDT 420300 ha −1 )], net return (BDT 30565 ha −1 ), and maximum benefit–cost ratio (BCR) of 3.67 were obtained from the pre-harvest foliar application of B + Zn + Mo in broccoli.”

✓ located verbatim in the source · abstract, characters 612–896 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined foliar spray yielded the maximum gross return of BDT 420300 ha −1.

Treatment
pre-harvest foliar application of B + Zn + Moe0
Outcome
gross returne0
Direction
maximume0
Value
BDT 420300 ha −1e0

Not reportedComparator

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The significantly higher marketable head yield of 28.02 t ha −1 , maximum gross return [(Bangladesh Taka (BDT 420300 ha −1 )], net return (BDT 30565 ha −1 ), and maximum benefit–cost ratio (BCR) of 3.67 were obtained from the pre-harvest foliar application of B + Zn + Mo in broccoli.”

✓ located verbatim in the source · abstract, characters 612–896 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined foliar spray yielded a net return of BDT 30565 ha −1.

Treatment
pre-harvest foliar application of B + Zn + Moe0
Outcome
net returne0
Value
BDT 30565 ha −1e0

Not reportedComparatorDirection

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The significantly higher marketable head yield of 28.02 t ha −1 , maximum gross return [(Bangladesh Taka (BDT 420300 ha −1 )], net return (BDT 30565 ha −1 ), and maximum benefit–cost ratio (BCR) of 3.67 were obtained from the pre-harvest foliar application of B + Zn + Mo in broccoli.”

✓ located verbatim in the source · abstract, characters 612–896 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined foliar spray yielded a maximum benefit–cost ratio of 3.67.

Treatment
pre-harvest foliar application of B + Zn + Moe0
Outcome
benefit–cost ratioe0
Direction
maximume0
Value
3.67e0

Not reportedComparator

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The significantly higher marketable head yield of 28.02 t ha −1 , maximum gross return [(Bangladesh Taka (BDT 420300 ha −1 )], net return (BDT 30565 ha −1 ), and maximum benefit–cost ratio (BCR) of 3.67 were obtained from the pre-harvest foliar application of B + Zn + Mo in broccoli.”

✓ located verbatim in the source · abstract, characters 612–896 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined foliar nutrients and HDP vacuum packaging improved broccoli head compactness, green color and texture relative to other treatments.

Treatment
Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaginge0
Outcome
compactness, green color, texturee0
Direction
improvee0
Comparator
the rest of the treatment combinationse0

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaging efficiently improve post-harvest physicochemical attributes, viz., compactness, green color, texture, carbohydrates, fats, energy, antioxidants, vitamin C, and total phenols in broccoli head compared to the rest of the treatment combinations.”

✓ located verbatim in the source · abstract, characters 897–1280 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined foliar nutrients and HDP vacuum packaging improved broccoli head carbohydrates, fats and energy relative to other treatments.

Treatment
Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaginge0
Outcome
carbohydrates, fats, energye0
Direction
improvee0
Comparator
the rest of the treatment combinationse0

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaging efficiently improve post-harvest physicochemical attributes, viz., compactness, green color, texture, carbohydrates, fats, energy, antioxidants, vitamin C, and total phenols in broccoli head compared to the rest of the treatment combinations.”

✓ located verbatim in the source · abstract, characters 897–1280 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined foliar nutrients and HDP vacuum packaging improved broccoli head antioxidants, vitamin C and total phenols relative to other treatments.

Treatment
Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaginge0
Outcome
antioxidants, vitamin C, and total phenolse0
Direction
improvee0
Comparator
the rest of the treatment combinationse0

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaging efficiently improve post-harvest physicochemical attributes, viz., compactness, green color, texture, carbohydrates, fats, energy, antioxidants, vitamin C, and total phenols in broccoli head compared to the rest of the treatment combinations.”

✓ located verbatim in the source · abstract, characters 897–1280 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The treatment combination gave maximum broccoli shelf life of 24.55 days in cold storage.

Treatment
Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaginge1
Outcome
shelf-lifee0
Direction
maximume0
Value
24.55 dayse0
Qualifier
relative humidity (RH) 90–95% and 4°Ce0
Comparator
the rest of the treatment combinationse0
Setting
cold storagee0

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“this treatment combination also confirmed a maximum shelf-life of 24.55 days at cold storage [relative humidity (RH) 90–95% and 4°C] and 7.05 days at room temperature (RH 60–65% and 14–22°C) compared to the rest of the treatment combinations.”

✓ located verbatim in the source · abstract, characters 1294–1536 · show in text ↑
e1

“Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaging efficiently improve post-harvest physicochemical attributes, viz., compactness, green color, texture, carbohydrates, fats, energy, antioxidants, vitamin C, and total phenols in broccoli head compared to the rest of the treatment combinations.”

✓ located verbatim in the source · abstract, characters 897–1280 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The treatment combination gave broccoli shelf life of 7.05 days at room temperature, superior to other combinations.

Treatment
Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaginge1
Outcome
shelf-lifee0
Direction
maximume0
Value
7.05 dayse0
Qualifier
RH 60–65% and 14–22°Ce0
Comparator
the rest of the treatment combinationse0
Setting
room temperaturee0

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“this treatment combination also confirmed a maximum shelf-life of 24.55 days at cold storage [relative humidity (RH) 90–95% and 4°C] and 7.05 days at room temperature (RH 60–65% and 14–22°C) compared to the rest of the treatment combinations.”

✓ located verbatim in the source · abstract, characters 1294–1536 · show in text ↑
e1

“Pre-harvest foliar spray of combined nutrient B + Zn + Mo and post-harvest treatment high-density polyethylene (HDP, 15 μm) vacuum packaging efficiently improve post-harvest physicochemical attributes, viz., compactness, green color, texture, carbohydrates, fats, energy, antioxidants, vitamin C, and total phenols in broccoli head compared to the rest of the treatment combinations.”

✓ located verbatim in the source · abstract, characters 897–1280 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend combined B, Zn and Mo foliar spray and HDP vacuum packaging for broccoli yield, quality and shelf life.

Treatment
pre-harvest foliar spray of combined nutrient elements B + Zn + Mo and an HDP (15 μm) vacuum post-harvest packaginge0
Outcome
best head yield, anticipated physicochemical attributes, and maximum shelf-lifee0

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“we recommend a pre-harvest foliar spray of combined nutrient elements B + Zn + Mo and an HDP (15 μm) vacuum post-harvest packaging for the maximum benefits for both farmers and consumers to get the best head yield, anticipated physicochemical attributes, and maximum shelf-life of broccoli.”

✓ located verbatim in the source · abstract, characters 1548–1838 · show in text ↑

molybdenum atom · quality: phytochemicals · Brassica oleracea (wild cabbage)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

zinc atom · quality: sugar starch · 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 →

molybdenum atom · quality: postharvest · 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 →

molybdenum atom · quality: sugar starch · Brassica oleracea (wild cabbage)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
See all 4 papers →

zinc atom · quality: postharvest · Brassica oleracea (wild cabbage)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

zinc atom · quality: phytochemicals · Brassica oleracea (wild cabbage)Results agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 papers →

molybdenum atom · yield · Brassica oleracea (wild cabbage)Results agree

22 papers: 22 positive, 0 negative or no effect

21 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

18 papers more in this group

See all 22 papers →

zinc atom · yield · Brassica oleracea (wild cabbage)Results agree

35 papers: 35 positive, 0 negative or no effect

34 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

31 papers more in this group

See all 35 papers →

8 of 15 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.