Paper · 2010 · The Agriculturists

Influences of Nitrogen Fertilizer on Biochemical Attributes of Potato (Solanum tuberosum L.) in Relation to Yield Potential

MA Islam; MA Baset Mia; MAA Faroque

5
claims
9
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

An experiment was conducted at the Bangladesh Institute of Nuclear Agriculture (BINA), Mymensingh, Bangladesh to evaluate the influence of fertilizer-N on biochemical characteristics, nutrient accumulation and yield of potatoes during the period from November 2002 to March 2003. Two varieties, namely Cardinal and Diamant and five levels of N viz. 0, 100, 125, 150 and 175 kg ha-1 were applied in a factorial randomized complete block design with three replications. The results indicated that the biochemical characteristics, nutrient concentrations, yield components and yield were significantly influenced by the different levels of N. The nitrate reductase activity, chlorophyll content, total free amino acid showed positive linear relationship with different doses of N-fertilizers. The highest tuber weight and nitrogen accumulation were found from the plants which received 150 kg N ha-1. Application of 150 kg N ha-1 resulted in best biochemical characteristics, nutrient uptake, yield and yield components of potato varieties- Cardinal and Diament.

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Claims 5

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Nitrogen fertilizer levels significantly affected biochemical characteristics, nutrient concentration, yield components and yield.

Taxon
Potato (Solanum tuberosum L.)Solanum tuberosumt0
Treatment
different levels of Ne0
Outcome
biochemical characteristics, nutrient concentrations, yield components and yielde0

Not reportedComparatorDirection

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The results indicated that the biochemical characteristics, nutrient concentrations, yield components and yield were significantly influenced by the different levels of N.”

✓ located verbatim in the source · abstract, characters 468–639 · show in text ↑
t0

“Potato (Solanum tuberosum L.)”

✓ located verbatim in the source · title, characters 63–92 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrate reductase activity, chlorophyll content and free amino acid increased with fertilizer dose.

Taxon
Potato (Solanum tuberosum L.)Solanum tuberosumt0
Treatment
different doses of N-fertilizerse0
Outcome
nitrate reductase activity, chlorophyll content, total free amino acide0
Direction
positive linear relationshipe0

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The nitrate reductase activity, chlorophyll content, total free amino acid showed positive linear relationship with different doses of N-fertilizers.”

✓ located verbatim in the source · abstract, characters 640–789 · show in text ↑
t0

“Potato (Solanum tuberosum L.)”

✓ located verbatim in the source · title, characters 63–92 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tuber weight was highest at 150 kg nitrogen per hectare.

Taxon
Potato (Solanum tuberosum L.)Solanum tuberosumt0
Treatment
150 kg N ha-1e0
Outcome
tuber weighte0
Direction
higheste0

Not reportedComparator

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The highest tuber weight and nitrogen accumulation were found from the plants which received 150 kg N ha-1.”

✓ located verbatim in the source · abstract, characters 790–897 · show in text ↑
t0

“Potato (Solanum tuberosum L.)”

✓ located verbatim in the source · title, characters 63–92 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen accumulation was highest at 150 kg nitrogen per hectare.

Taxon
Potato (Solanum tuberosum L.)Solanum tuberosumt0
Treatment
150 kg N ha-1e0
Outcome
nitrogen accumulatione0
Direction
higheste0

Not reportedComparator

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The highest tuber weight and nitrogen accumulation were found from the plants which received 150 kg N ha-1.”

✓ located verbatim in the source · abstract, characters 790–897 · show in text ↑
t0

“Potato (Solanum tuberosum L.)”

✓ located verbatim in the source · title, characters 63–92 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Applying 150 kg nitrogen per hectare gave the best biochemical traits, nutrient uptake, yield and yield components.

Material
Cardinal and Diamente0
Treatment
150 kg N ha-1e0
Outcome
biochemical characteristics, nutrient uptake, yield and yield componentse0
Direction
beste0

Not reportedComparator

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Application of 150 kg N ha-1 resulted in best biochemical characteristics, nutrient uptake, yield and yield components of potato varieties- Cardinal and Diament.”

✓ located verbatim in the source · abstract, characters 898–1059 · show in text ↑

nitrogen · yield · Solanum tuberosum (potato)Results differ

132 papers: 109 positive, 23 negative or no effect

108 papers in the same direction as this paper · 20 in the opposite direction · 3 reporting no difference from an alternative

  1. no effect
  2. negative
  3. negative

128 papers more in this group

See all 132 papers →

nitrogen · nutrient: content · Solanum tuberosum (potato)Positive and negative results

33 papers: 24 positive, 9 negative or no effect

23 papers in the same direction as this paper · 8 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
  2. negative
  3. negative

29 papers more in this group

See all 33 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.