Paper · 2017 · Journal of Pharmacognosy and Phytochemistry

Assess the effect of different levels of micronutrient on quality attributes of guava (Psidium guajava L.)” Cv Allahabad Safeda

Yatendra Kumar Singh; SS Singh; Rajkumar Singh; et al.

4
claims
8
verbatim quotes
2
citations
3
research areas
—
Not open access

Abstract

The present investigation was conducted with the objective to know the effect on quality attributes at the Department of Horticulture, Sam Higginbottom Institute of Agriculture, Technology & Sciences, Allahabad (U.P) during two consecutive years 2015-16 & 2016-17. The experiments were laid out 4×4 Factorial in Randomised Block Design (RBD) with sixteen treatment combinations and three replications. The material used in the experiment was two micronutrients viz., Zn (Zinc sulphate) & B (Boric acid) and their different combinations with levels i.e,0.0 %, 0.4%, 0.6% & 0.8 % as foliar spray was applied twice at before and after fruit set. The observations were recorded on different quality traits viz., total soluble solids (ᵒB) sugar –acid ratio,total sugar (%), reducing sugar (%), non-reducing sugar (%), Acidity (%), ascorbic acid (Vitamin C mg/100g of pulp) and specific gravity. The experiments revealed that foliar application of Z3 (zinc sulphate @ 0.8 per cent) before fruit set and after fruit set resulted in higher yield, fruit weight, equatorial and polar diameter specific gravity, TSS, acidity, ascorbic acid, total sugar, non-reducing sugar and sugar-acid ratio. Out of sixteen treatment combinations tried in this study, Z3B1 (0.8% zinc sulpahte + 0.4% boric acid) emerged as superior over all other treatment combinations in relation to quality attributes during both the years.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Z3 spray raised guava yield, weight, and fruit diameter.

Treatment
Z3 (zinc sulphate @ 0.8 per cent)e0
Outcome
yield, fruit weight, equatorial and polar diametere0
Direction
highere0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“foliar application of Z3 (zinc sulphate @ 0.8 per cent) before fruit set and after fruit set resulted in higher yield, fruit weight, equatorial and polar diameter specific gravity, TSS, acidity, ascorbic acid, total sugar, non-reducing sugar and sugar-acid ratio.”

✓ located verbatim in the source · abstract, characters 920–1183 · show in text ↑
t0

“guava (Psidium guajava L.)”

✓ located verbatim in the source · title, characters 80–106 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Z3 spray raised guava specific gravity, TSS, and acidity.

Treatment
Z3 (zinc sulphate @ 0.8 per cent)e0
Outcome
specific gravity, TSS, aciditye0
Direction
highere0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“foliar application of Z3 (zinc sulphate @ 0.8 per cent) before fruit set and after fruit set resulted in higher yield, fruit weight, equatorial and polar diameter specific gravity, TSS, acidity, ascorbic acid, total sugar, non-reducing sugar and sugar-acid ratio.”

✓ located verbatim in the source · abstract, characters 920–1183 · show in text ↑
t0

“guava (Psidium guajava L.)”

✓ located verbatim in the source · title, characters 80–106 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Z3 spray raised guava ascorbic acid and sugar traits.

Treatment
Z3 (zinc sulphate @ 0.8 per cent)e0
Outcome
ascorbic acid, total sugar, non-reducing sugar and sugar-acid ratioe0
Direction
highere0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“foliar application of Z3 (zinc sulphate @ 0.8 per cent) before fruit set and after fruit set resulted in higher yield, fruit weight, equatorial and polar diameter specific gravity, TSS, acidity, ascorbic acid, total sugar, non-reducing sugar and sugar-acid ratio.”

✓ located verbatim in the source · abstract, characters 920–1183 · show in text ↑
t0

“guava (Psidium guajava L.)”

✓ located verbatim in the source · title, characters 80–106 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Z3B1 was superior to other treatment combinations for guava quality in both years.

Treatment
Z3B1 (0.8% zinc sulpahte + 0.4% boric acid)e0
Outcome
quality attributese0
Direction
superiore0
Comparator
all other treatment combinationse0

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Z3B1 (0.8% zinc sulpahte + 0.4% boric acid) emerged as superior over all other treatment combinations in relation to quality attributes during both the years.”

✓ located verbatim in the source · abstract, characters 1243–1401 · show in text ↑
t0

“guava (Psidium guajava L.)”

✓ located verbatim in the source · title, characters 80–106 · show in text ↑

zinc atom · quality: general · Psidium guajava (guava)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

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

  1. no effect
  2. positive
See all 3 papers →

boric acid · quality: general · Psidium guajava (guava)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 →

zinc sulfate · yield · Psidium guajava (guava)Results agree

37 papers: 37 positive, 0 negative or no effect

36 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

33 papers more in this group

See all 37 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.