Paper · 2023 · Food Science & Nutrition Research

Response of Maize to Spraying Phosphorus and Seaweed under the Conservation Agriculture System

AA Hassan; AL Abdulrahman; AM Dahi; et al.

8
claims
17
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

A field experiment was conducted during the fall season 2022 to study the Conservation agriculure system and the role of Treatment foliar sprays (phosphorus and seaweed) in improve growth and productivity of maize. The Randomized Complete Block Design (RCBD) within the order of split plots including three replicates was used. The experiment included two levels of Conservation agriculture (Zero Tillage or Tillage) symbolized by T0, T1, that represented the main plots, while the subplots included the foliar spray six mixtures of liquid phosphorus and seaweed: without spray (control), Full recommendation of di ammonium phosphate (DAP) symbolized (P1), Half-recommended di ammonium phosphate (DAP), with spraying liquid phosphorous at concentration of 100 ml/L symbolized (P2), Half-recommended di ammonium phosphate (DAP) with spraying liquid phosphorous at concentration of 200 ml/L symbolized (P3), Half recommended di ammonium phosphate (DAP) with spraying liquid phosphorus at concentration of 100 ml/L with seaweed at concentration of 50 ml/L symbolized (P4), and Half-recommended di ammonium phosphate (DAP) with liquid full-recommendation with 200 ml/L of with seaweed at concentration of 100 ml/L symbolized (P5). Results showed, Conservation agriculture negatively affected the vegetative growth characteristics, reduced Plant height and Leafy area, Crop growth rate Also, the characteristics of productivity were negatively affected, and the 500-Grains weight, decreased gave 77.81(g), and the Grain yield 3.18 (Mega ha). Foliar spraying improved and increased the growth characteristics and productivity of Maize, gave higher treatment (P5) for plant height and leaf area as well as the highest productivity. Conclude Conservation agriculture of Maize did not succeed in central Iraq and affected negatively in reducing the growth and productivity characteristics, and that foliar spraying led to improving and increasing the growth and productivity of Maize.

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Claims 8

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Conservation agriculture reduced maize plant height and leaf area.

Taxon
MaizeZea mayst0
Treatment
Conservation agriculturee0
Outcome
Plant height and Leafy areae0
Direction
reducede0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Conservation agriculture negatively affected the vegetative growth characteristics, reduced Plant height and Leafy area”

✓ located verbatim in the source · abstract, characters 1243–1362 · show in text ↑
t0

“Maize”

✓ located verbatim in the source · title, characters 12–17 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Conservation agriculture reduced maize crop growth rate.

Taxon
MaizeZea mayst0
Treatment
Conservation agriculturee0
Outcome
Crop growth ratee0
Direction
reducede0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Conservation agriculture negatively affected the vegetative growth characteristics, reduced Plant height and Leafy area, Crop growth rate”

✓ located verbatim in the source · abstract, characters 1243–1380 · show in text ↑
t0

“Maize”

✓ located verbatim in the source · title, characters 12–17 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Conservation agriculture decreased maize 500 grain weight to 77.81 g.

Taxon
MaizeZea mayst0
Treatment
Conservation agriculturee1
Outcome
500-Grains weighte0
Direction
decreasede0
Value
77.81(g)e0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“500-Grains weight, decreased gave 77.81(g)”

✓ located verbatim in the source · abstract, characters 1457–1499 · show in text ↑
t0

“Maize”

✓ located verbatim in the source · title, characters 12–17 · show in text ↑
e1

“Conservation agriculture negatively affected the vegetative growth characteristics”

✓ located verbatim in the source · abstract, characters 1243–1325 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Conservation agriculture decreased maize grain yield to 3.18 Mega ha.

Taxon
MaizeZea mayst0
Treatment
Conservation agriculturee1
Outcome
Grain yielde0
Direction
decreaseinferrede0
Value
3.18 (Mega ha)e0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Grain yield 3.18 (Mega ha)”

✓ located verbatim in the source · abstract, characters 1509–1535 · show in text ↑
e1

“Conservation agriculture negatively affected the vegetative growth characteristics”

✓ located verbatim in the source · abstract, characters 1243–1325 · show in text ↑
t0

“Maize”

✓ located verbatim in the source · title, characters 12–17 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Foliar spraying increased maize growth characteristics and productivity.

Taxon
MaizeZea mayse0
Treatment
Foliar sprayinge0
Outcome
growth characteristics and productivitye0
Direction
increasede0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Foliar spraying improved and increased the growth characteristics and productivity of Maize”

✓ located verbatim in the source · abstract, characters 1537–1628 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

P5 gave the highest maize plant height and leaf area.

Taxon
MaizeZea mayst0
Treatment
P5e0
Outcome
plant height and leaf areae0
Direction
highere0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“higher treatment (P5) for plant height and leaf area as well as the highest productivity”

✓ located verbatim in the source · abstract, characters 1635–1723 · show in text ↑
e1

“Half-recommended di ammonium phosphate (DAP) with liquid full-recommendation with 200 ml/L of with seaweed at concentration of 100 ml/L symbolized (P5)”

✓ located verbatim in the source · abstract, characters 1074–1225 · show in text ↑
t0

“Maize”

✓ located verbatim in the source · title, characters 12–17 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

P5 gave the highest maize productivity.

Taxon
MaizeZea mayst0
Treatment
P5e0
Outcome
productivitye0
Direction
higheste0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“higher treatment (P5) for plant height and leaf area as well as the highest productivity”

✓ located verbatim in the source · abstract, characters 1635–1723 · show in text ↑
t0

“Maize”

✓ located verbatim in the source · title, characters 12–17 · show in text ↑
Recommendationauthor interpretationoriginal resultnegativebasis n/a

Claim · model-written summary

The authors concluded conservation agriculture did not succeed for maize in central Iraq.

Taxon
MaizeZea mayse0
Outcome
Conservation agriculture of Maize did not succeede0
Setting
central Iraqe0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Conservation agriculture of Maize did not succeed in central Iraq”

✓ located verbatim in the source · abstract, characters 1734–1799 · show in text ↑

tillage · growth · Zea mays (maize)Positive and negative results

283 papers: 196 positive, 87 negative or no effect

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application · yield · Zea mays (maize)Positive and negative results

629 papers: 575 positive, 54 negative or no effect

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tillage · yield · Zea mays (maize)Positive and negative results

1,099 papers: 812 positive, 287 negative or no effect

286 papers in the same direction as this paper · 812 in the opposite direction

  1. positive
  2. positive
  3. positive

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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.