Paper · 2017 · IOSR Journal of Agriculture and Veterinary Science

Effect of Different Weed Control Practices On Proximate Composition, Nutrient Concentration and Uptake of Maize (Zea Mays L.)

Omovbude, Sunday; Oroka, Frank O; Udensi, Ekea Udensi

5
claims
9
verbatim quotes
5
citations
3
research areas
✓
Open access

Abstract

A field experiment was conducted during 2004 and 2005 cropping seasons to determine effect of different weed control practices on proximate composition, nutrient concentration and nutrient uptake of maize (Zea maysL.) at the Teaching and Research Farm of Ambrose Alli University, Ekpoma, Nigeria. Seven treatments were used for the experiment, viz no weeding (control), Primextra (3.0kg a.i./ha), mulching (wood shavings), one-hoe weeding at 3 weeks after planting (WAP), two hoe-weedings at 3 and 7 WAP, cover cropping with melon minus hoe-weeding, cover-cropping with melon plus one hoe-weeding at 3WAP. The seven treatments were laid out in randomized complete block design with four replicates. Results showed that mulched plot with wood shavings had the lowest weed density and highest proximate composition, grain nutrient concentration, ear leaf concentration and nutrient uptake followed by Primextra treated plot .The study recommends that small holder farmers to adopt mulching technique with wood shaving to improve the nutritional quality of maize grain since it does not involve any technical rigor besides signifying a non-chemical weed control.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Wood shavings mulch gave the lowest weed density.

Taxon
maizeZea mayst0
Treatment
mulched plot with wood shavingse0
Outcome
weed densitye0
Direction
loweste0
Comparator
Primextra treated plote0

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

“Results showed that mulched plot with wood shavings had the lowest weed density and highest proximate composition, grain nutrient concentration, ear leaf concentration and nutrient uptake followed by Primextra treated plot”

✓ located verbatim in the source · abstract, characters 699–921 · show in text ↑
t0

“maize”

✓ located after whitespace/quote normalisation · title, characters 106–111 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Wood shavings mulch gave the highest proximate composition.

Taxon
maizeZea mayst0
Treatment
mulched plot with wood shavingse0
Outcome
proximate compositione0
Direction
higheste0
Comparator
Primextra treated plote0

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

“Results showed that mulched plot with wood shavings had the lowest weed density and highest proximate composition, grain nutrient concentration, ear leaf concentration and nutrient uptake followed by Primextra treated plot”

✓ located verbatim in the source · abstract, characters 699–921 · show in text ↑
t0

“maize”

✓ located after whitespace/quote normalisation · title, characters 106–111 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Wood shavings mulch gave the highest grain nutrient concentration and ear leaf concentration.

Taxon
maizeZea mayst0
Treatment
mulched plot with wood shavingse0
Outcome
grain nutrient concentration, ear leaf concentratione0
Direction
higheste0
Comparator
Primextra treated plote0

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

“Results showed that mulched plot with wood shavings had the lowest weed density and highest proximate composition, grain nutrient concentration, ear leaf concentration and nutrient uptake followed by Primextra treated plot”

✓ located verbatim in the source · abstract, characters 699–921 · show in text ↑
t0

“maize”

✓ located after whitespace/quote normalisation · title, characters 106–111 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Wood shavings mulch gave the highest nutrient uptake.

Taxon
maizeZea mayst0
Treatment
mulched plot with wood shavingse0
Outcome
nutrient uptakee0
Direction
higheste0
Comparator
Primextra treated plote0

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

“Results showed that mulched plot with wood shavings had the lowest weed density and highest proximate composition, grain nutrient concentration, ear leaf concentration and nutrient uptake followed by Primextra treated plot”

✓ located verbatim in the source · abstract, characters 699–921 · show in text ↑
t0

“maize”

✓ located after whitespace/quote normalisation · title, characters 106–111 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend wood shavings mulch to improve maize grain nutritional quality.

Taxon
maizeZea mayse0
Outcome
adopt mulching technique with wood shavinge0
Qualifier
improve the nutritional quality of maize graine0

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

“The study recommends that small holder farmers to adopt mulching technique with wood shaving to improve the nutritional quality of maize grain since it does not involve any technical rigor besides signifying a non-chemical weed control.”

✓ located verbatim in the source · abstract, characters 923–1159 · show in text ↑

mulching · quality: general · Zea mays (maize)Positive and negative results

9 papers: 7 positive, 2 negative or no effect

6 papers in the same direction as this paper · 2 in the opposite direction

  1. no effect
  2. negative
  3. positive

5 papers more in this group

See all 9 papers →

mulching · nutrient: content · Zea mays (maize)Positive and negative results

49 papers: 46 positive, 3 negative or no effect

45 papers in the same direction as this paper · 3 in the opposite direction

  1. no effect
  2. no effect
  3. negative

45 papers more in this group

See all 49 papers →

mulching · weed · Zea mays (maize)Positive and negative results

55 papers: 48 positive, 7 negative or no effect

47 papers in the same direction as this paper · 5 in the opposite direction · 2 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

51 papers more in this group

See all 55 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.