Paper · 2011 · Journal of Non Timber Forest Products

Effect of Aqueous extracts of Walnut (Juglans Regia L.) Leaf on Germinating wheat (Triticum Aestivum L.) in West Himalayan Agri-Silvi System

Birendra Prasad; V. Sah; Rajendra Prasad

7
claims
14
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

Effect of different doses of aqueous extracts of Walnut leaf was studied on germinating seeds and early seedling growth of three Wheat varieties (cv. VL-738, VL-804 and VL-832) recommended for hills under West Himalayan agri-silvi system. Six treatments comprised of distilled water (Control =0%), 20%, 40%, 60%, 80% and 100% concentration of leaf extracts were treated. The effect of aqueous extracts was found inhibitive indicating a direct proportional relationship with concentration dependent manner on seed germination and subsequent seedling growth. Each variety exhibited extent of phytotoxicity at 100% extracts application in comparison to untreated control. Invariably there was a decrease in first count, germination, seedling root and shoot length, seedling fresh and dry weight and vigour index with increasing aqueous extracts concentration on germinating Wheat. However, the shoot length was observed maximum at 60% concentration for variety VL-804. Variety VL-804 showed more tolerance against Walnut leaf extracts and range of susceptibility to applied allelochemical among tested varieties was found in order of VL-738> VL-832> VL-804.

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Claims 7

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing walnut extract concentration decreased wheat first count and germination.

Treatment
increasing aqueous extracts concentratione0
Interactor
Walnut (Juglans Regia L.)t0other
Outcome
first count, germinatione0
Direction
decreasee0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Invariably there was a decrease in first count, germination, seedling root and shoot length, seedling fresh and dry weight and vigour index with increasing aqueous extracts concentration on germinating Wheat.”

✓ located verbatim in the source · abstract, characters 669–877 · show in text ↑
t0

“Walnut (Juglans Regia L.) Leaf on Germinating wheat (Triticum Aestivum L.)”

✓ located verbatim in the source · title, characters 30–104 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing walnut extract concentration decreased wheat root and shoot length.

Treatment
increasing aqueous extracts concentratione0
Interactor
Walnut (Juglans Regia L.)t0other
Outcome
seedling root and shoot lengthe0
Direction
decreasee0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Invariably there was a decrease in first count, germination, seedling root and shoot length, seedling fresh and dry weight and vigour index with increasing aqueous extracts concentration on germinating Wheat.”

✓ located verbatim in the source · abstract, characters 669–877 · show in text ↑
t0

“Walnut (Juglans Regia L.) Leaf on Germinating wheat (Triticum Aestivum L.)”

✓ located verbatim in the source · title, characters 30–104 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing walnut extract concentration decreased wheat seedling fresh and dry weight.

Treatment
increasing aqueous extracts concentratione0
Interactor
Walnut (Juglans Regia L.)t0other
Outcome
seedling fresh and dry weighte0
Direction
decreasee0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Invariably there was a decrease in first count, germination, seedling root and shoot length, seedling fresh and dry weight and vigour index with increasing aqueous extracts concentration on germinating Wheat.”

✓ located verbatim in the source · abstract, characters 669–877 · show in text ↑
t0

“Walnut (Juglans Regia L.) Leaf on Germinating wheat (Triticum Aestivum L.)”

✓ located verbatim in the source · title, characters 30–104 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing walnut extract concentration decreased wheat vigour index.

Treatment
increasing aqueous extracts concentratione0
Interactor
Walnut (Juglans Regia L.)t0other
Outcome
vigour indexe0
Direction
decreasee0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Invariably there was a decrease in first count, germination, seedling root and shoot length, seedling fresh and dry weight and vigour index with increasing aqueous extracts concentration on germinating Wheat.”

✓ located verbatim in the source · abstract, characters 669–877 · show in text ↑
t0

“Walnut (Juglans Regia L.) Leaf on Germinating wheat (Triticum Aestivum L.)”

✓ located verbatim in the source · title, characters 30–104 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

VL-804 shoot length was maximal at 60% extract concentration.

Taxon
wheat (Triticum Aestivum L.)Triticum aestivumt0
Material
VL-804e0
Treatment
60% concentratione0
Interactor
Walnut (Juglans Regia L.)t0other
Outcome
shoot lengthe0
Direction
maximume0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the shoot length was observed maximum at 60% concentration for variety VL-804.”

✓ located verbatim in the source · abstract, characters 887–965 · show in text ↑
t0

“Walnut (Juglans Regia L.) Leaf on Germinating wheat (Triticum Aestivum L.)”

✓ located verbatim in the source · title, characters 30–104 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

VL-804 showed more tolerance to walnut leaf extracts than the other varieties.

Taxon
wheat (Triticum Aestivum L.)Triticum aestivumt0
Material
VL-804e0
Interactor
Walnute0other
Outcome
more tolerance against Walnut leaf extractse0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Variety VL-804 showed more tolerance against Walnut leaf extracts”

✓ located verbatim in the source · abstract, characters 966–1031 · show in text ↑
t0

“Walnut (Juglans Regia L.) Leaf on Germinating wheat (Triticum Aestivum L.)”

✓ located verbatim in the source · title, characters 30–104 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Susceptibility to walnut allelochemicals ranked VL-738 above VL-832 above VL-804.

Taxon
wheat (Triticum Aestivum L.)Triticum aestivumt0
Interactor
Walnut (Juglans Regia L.)t0other
Outcome
susceptibility to applied allelochemicale0
Value
VL-738> VL-832> VL-804e0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“range of susceptibility to applied allelochemical among tested varieties was found in order of VL-738> VL-832> VL-804.”

✓ located verbatim in the source · abstract, characters 1036–1154 · show in text ↑
t0

“Walnut (Juglans Regia L.) Leaf on Germinating wheat (Triticum Aestivum L.)”

✓ located verbatim in the source · title, characters 30–104 · show in text ↑

botanical · growth · Triticum aestivum (wheat)Positive and negative results

435 papers: 206 positive, 229 negative or no effect

228 papers in the same direction as this paper · 206 in the opposite direction

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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.