Paper · 2015 · Journal of Crop production and processing

Effect of Planting Methods and Seeding Rates on Yield of Alfalfa (Medicago sativa L.) CV. Hamedani in Bajgah, Fars Province

A. Yazdani; R. Naderi; A. A. Fazeli; et al.

9
claims
20
verbatim quotes
1
citations
2
research areas
✓
Open access · cc-by-nc

Abstract

In order to evaluate the effects of planting methods and seeding rates on growth characteristics and yield of alfalfa (Medicago sativa L.), Hamedani cultivar, a field experiment was conducted in 2008 at College of Agriculture, Shiraz University, Iran. The experimental design was a completely randomized block with four replicates in a factorial arrangement of the treatments. The factors consisted of planting methods (furrow planting, broadcasting, row planting, and flat bed planting) and alfalfa seeding rates (5, 10, 15, and 20 kg seed ha-1). Results showed that planting methods and seeding rates had a significant effect on forage dry matter so that the highest forage yield in the first and third cuttings was obtained in furrow planting method and 20 kg seed ha-1 and the lowest forage dry weight in the first and third cuttings were obtained in flat bed planting method and 5 kg seed ha-1 and broadcasting method and 10 kg seed ha-1, respectively. Seeding rates also had a significant effect on number of weeds so that maximum and minimum weed numbers were obtained in 20 kg and 5 kg seed ha-1. Our results showed that 20 kg seed ha-1 and furrow planting method was the best treatment to gain maximum forage yield and minimum weed's detrimental impact.

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

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 9

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Furrow planting gave the highest alfalfa forage yield in the first and third cuttings.

Taxon
Alfalfa (Medicago sativa L.)Medicago sativat0
Organ / stage
first and third cuttingse0
Treatment
furrow planting methode0
Outcome
forage yielde0
Direction
higheste0

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“highest forage yield in the first and third cuttings was obtained in furrow planting method and 20 kg seed ha-1”

✓ located verbatim in the source · abstract, characters 661–772 · show in text ↑
e1

“planting methods and seeding rates had a significant effect on forage dry matter”

✓ located verbatim in the source · abstract, characters 568–648 · show in text ↑
t0

“Alfalfa (Medicago sativa L.)”

✓ located verbatim in the source · title, characters 57–85 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

A seed rate of 20 kg seed ha-1 gave the highest alfalfa forage yield in the first and third cuttings.

Taxon
Alfalfa (Medicago sativa L.)Medicago sativat0
Organ / stage
first and third cuttingse0
Treatment
20 kg seed ha-1e0
Outcome
forage yielde0
Direction
higheste0

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“highest forage yield in the first and third cuttings was obtained in furrow planting method and 20 kg seed ha-1”

✓ located verbatim in the source · abstract, characters 661–772 · show in text ↑
e1

“planting methods and seeding rates had a significant effect on forage dry matter”

✓ located verbatim in the source · abstract, characters 568–648 · show in text ↑
t0

“Alfalfa (Medicago sativa L.)”

✓ located verbatim in the source · title, characters 57–85 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Flat bed planting gave the lowest alfalfa forage dry weight in the first cutting.

Taxon
Alfalfa (Medicago sativa L.)Medicago sativat0
Organ / stage
firste0
Treatment
flat bed planting methode0
Outcome
forage dry weighte0
Direction
loweste0

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“lowest forage dry weight in the first and third cuttings were obtained in flat bed planting method and 5 kg seed ha-1 and broadcasting method and 10 kg seed ha-1, respectively”

✓ located verbatim in the source · abstract, characters 781–956 · show in text ↑
t0

“Alfalfa (Medicago sativa L.)”

✓ located verbatim in the source · title, characters 57–85 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

A 5 kg seed ha-1 rate gave the lowest alfalfa forage dry weight in the first cutting.

Taxon
Alfalfa (Medicago sativa L.)Medicago sativat0
Organ / stage
firste0
Treatment
5 kg seed ha-1e0
Outcome
forage dry weighte0
Direction
loweste0

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“lowest forage dry weight in the first and third cuttings were obtained in flat bed planting method and 5 kg seed ha-1 and broadcasting method and 10 kg seed ha-1, respectively”

✓ located verbatim in the source · abstract, characters 781–956 · show in text ↑
t0

“Alfalfa (Medicago sativa L.)”

✓ located verbatim in the source · title, characters 57–85 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Broadcasting gave the lowest alfalfa forage dry weight in the third cutting.

Taxon
Alfalfa (Medicago sativa L.)Medicago sativat0
Organ / stage
thirde0
Treatment
broadcasting methode0
Outcome
forage dry weighte0
Direction
loweste0

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“lowest forage dry weight in the first and third cuttings were obtained in flat bed planting method and 5 kg seed ha-1 and broadcasting method and 10 kg seed ha-1, respectively”

✓ located verbatim in the source · abstract, characters 781–956 · show in text ↑
t0

“Alfalfa (Medicago sativa L.)”

✓ located verbatim in the source · title, characters 57–85 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

A 10 kg seed ha-1 rate gave the lowest alfalfa forage dry weight in the third cutting.

Taxon
Alfalfa (Medicago sativa L.)Medicago sativat0
Organ / stage
thirde0
Treatment
10 kg seed ha-1e0
Outcome
forage dry weighte0
Direction
loweste0

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“lowest forage dry weight in the first and third cuttings were obtained in flat bed planting method and 5 kg seed ha-1 and broadcasting method and 10 kg seed ha-1, respectively”

✓ located verbatim in the source · abstract, characters 781–956 · show in text ↑
t0

“Alfalfa (Medicago sativa L.)”

✓ located verbatim in the source · title, characters 57–85 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

The largest weed count occurred with 20 kg seed ha-1 in alfalfa.

Taxon
Alfalfa (Medicago sativa L.)Medicago sativat0
Treatment
20 kge0
Interactor
weedse0weed
Outcome
number of weedse0
Direction
maximume0

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Seeding rates also had a significant effect on number of weeds so that maximum and minimum weed numbers were obtained in 20 kg and 5 kg seed ha-1.”

✓ located verbatim in the source · abstract, characters 958–1104 · show in text ↑
t0

“Alfalfa (Medicago sativa L.)”

✓ located verbatim in the source · title, characters 57–85 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The smallest weed count occurred with 5 kg seed ha-1 in alfalfa.

Taxon
Alfalfa (Medicago sativa L.)Medicago sativat0
Treatment
5 kg seed ha-1e0
Interactor
weedse0weed
Outcome
weed numberse0
Direction
minimume0

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Seeding rates also had a significant effect on number of weeds so that maximum and minimum weed numbers were obtained in 20 kg and 5 kg seed ha-1.”

✓ located verbatim in the source · abstract, characters 958–1104 · show in text ↑
t0

“Alfalfa (Medicago sativa L.)”

✓ located verbatim in the source · title, characters 57–85 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors considered furrow planting at 20 kg seed ha-1 best for maximum forage yield and minimum weed impact.

Taxon
Alfalfa (Medicago sativa L.)Medicago sativat0
Interactor
weede0weed
Outcome
20 kg seed ha-1 and furrow planting method was the best treatment to gain maximum forage yield and minimum weed's detrimental impacte0

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Our results showed that 20 kg seed ha-1 and furrow planting method was the best treatment to gain maximum forage yield and minimum weed's detrimental impact.”

✓ located verbatim in the source · abstract, characters 1105–1262 · show in text ↑
t0

“Alfalfa (Medicago sativa L.)”

✓ located verbatim in the source · title, characters 57–85 · show in text ↑

irrigation · yield · Medicago sativa (alfalfa)Results differ

92 papers: 66 positive, 26 negative or no effect

65 papers in the same direction as this paper · 25 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

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transplanting · growth · Medicago sativa (alfalfa)Positive and negative results

5 papers: 3 positive, 2 negative or no effect

1 paper in the same direction as this paper · 3 in the opposite direction

  1. positive
  2. positive
  3. positive

1 paper more in this group

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tillage · growth · Medicago sativa (alfalfa)Positive and negative results

16 papers: 7 positive, 9 negative or no effect

8 papers in the same direction as this paper · 7 in the opposite direction

  1. positive
  2. positive
  3. positive

12 papers more in this group

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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.