Paper · 2018 · Applied Ecology and Environmental Research

A COMPARATIVE STUDY ON THE EFFECTS OF DIFFERENT CONVENTIONAL, ORGANIC AND BIO-FERTILIZERS ON BROCCOLI YIELD AND QUALITY

Ö. ALTUNTAŞ

4
claims
4
verbatim quotes
20
citations
2
research areas
✓
Open access

Abstract

In this study, we evaluated the effects of fertilizers of different origin on broccoli yield and some characteristics. For this purpose, 9 different fertilizers were used. The different fertilizers used in the study were; NT; Control (No Treatment), FM; Farm Manure (approximate 2-4% N) CF; Chemical Fertilizer (46% N, 46% P 2 O 5 , 51% KSO), HA; Humic Acid, AA; Amino Acid, HFA; Humic and Fulvic Acid, ALG; Microalgea, ART; Arthrobacter sp., BAS; Bacillus subtilis strain QST 713. During the vegetation period, the plant growth parameters were measured twice in the growth season. The first measurement was performed after 40 days of planting, while the second was done after 70 days. Two plants were harvested from each replication in order to determine the plant growth parameters of shoot fresh weight, root fresh weight, plant height, root length, shoot and root dry weight and the number of the leaves. At the end of the experiment, mineral contents of leaves, total yield and ascorbic acid contents of broccoli heads were determined. As a result, it was determined that some organic fertilizers and biofertilizers increased the yield, various plant growth parameters, nutrient uptake of broccoli and ascorbic acid contents of broccoli heads at a significant level.

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Claims 4

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Some organic fertilizers and biofertilizers significantly increased broccoli yield.

Treatment
some organic fertilizers and biofertilizerse0
Outcome
yielde0
Direction
increasede0

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

“some organic fertilizers and biofertilizers increased the yield, various plant growth parameters, nutrient uptake of broccoli and ascorbic acid contents of broccoli heads at a significant level.”

✓ located verbatim in the source · abstract, characters 1077–1271 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Some organic fertilizers and biofertilizers significantly increased broccoli growth parameters.

Treatment
some organic fertilizers and biofertilizerse0
Outcome
various plant growth parameterse0
Direction
increasede0

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

“some organic fertilizers and biofertilizers increased the yield, various plant growth parameters, nutrient uptake of broccoli and ascorbic acid contents of broccoli heads at a significant level.”

✓ located verbatim in the source · abstract, characters 1077–1271 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Some organic fertilizers and biofertilizers significantly increased broccoli nutrient uptake.

Treatment
some organic fertilizers and biofertilizerse0
Outcome
nutrient uptake of broccolie0
Direction
increasede0

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

“some organic fertilizers and biofertilizers increased the yield, various plant growth parameters, nutrient uptake of broccoli and ascorbic acid contents of broccoli heads at a significant level.”

✓ located verbatim in the source · abstract, characters 1077–1271 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Some organic fertilizers and biofertilizers significantly increased ascorbic acid content of broccoli heads.

Treatment
some organic fertilizers and biofertilizerse0
Outcome
ascorbic acid contents of broccoli headse0
Direction
increasede0

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

“some organic fertilizers and biofertilizers increased the yield, various plant growth parameters, nutrient uptake of broccoli and ascorbic acid contents of broccoli heads at a significant level.”

✓ located verbatim in the source · abstract, characters 1077–1271 · show in text ↑

fertilization · quality: phytochemicals · Brassica oleracea (wild cabbage)Results differ

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

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inoculation · growth · Brassica oleracea (wild cabbage)Positive and negative results

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

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fertilization · growth · Brassica oleracea (wild cabbage)Positive and negative results

264 papers: 240 positive, 24 negative or no effect

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

496 papers: 445 positive, 51 negative or no effect

444 papers in the same direction as this paper · 43 in the opposite direction · 8 reporting no difference from an alternative

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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.