Paper · 1968 · Journal of Economic Entomology

The Tolerance of Imported Commodities to Fumigation with Methyl Bromide1

Herbert Roth; Henry H. Richardson

11
claims
13
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

In laboratory tests (1956–66) of various imported commodities, honeydew melons from Chile tolerated fumigation with methyl bromide at 64 mg per liter for 2 hours when the temperature was near 5.6 or 12.8 and the atmospheric pressure was normal (NAP), but some were injured by a rate of 48 mg per liter for 3.5 hours or 64 mg per liter for 3 hours at 12.8-14.4. Insect mortality tests with adults of confused flour beetles, Tribolium confusum Jacquelin duVal, which were inserted into the centers of the melons indicated methyl bromide penetration was slow but substantial. Seeds of Vicia faba L. tolerated 128 mg per liter for 7 hours NAP at 5.0 and 64 mg per liter for 2.5–4 hours at 660-mm sustained vacuum and 22.8–5.6. The Royal variety of apricots from the Union of South Africa tolerated fumigation NAP with 56 mg per liter for 2 hours at 23.3 or for 3 hours at 8.3, and the Barlenka, Waltham Cross, and Alphonse varieties of grapes tolerated 80 mg per liter NAP for 2 hours at 23.3 or 8.3. Also, varieties Emperor and Almeria grapes from Chile tolerated commercial fumigation under tarpaulin with 64 mg per liter for 2.5 hours at 4.4–6.1, and Rosaki grapes from Crete tolerated cold treatment for 12 days at 1.1 preceded by 2.5-hours fumigation with 48 mg per liter at 12.8 or preceded or followed by 56 mg per liter at 5.6. The keeping quality of Almeria grapes from Spain was poor after they received cold treatment for 16 days at 2.2 upon arrival, preceding or following similar fumigations.

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Claims 11

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Honeydew melons tolerated methyl bromide fumigation at 64 mg per liter for 2 hours near 5.6 or 12.8 at normal pressure.

Taxon
honeydew melonsCucumis melo var. inodoruse0
Treatment
fumigation with methyl bromide at 64 mg per liter for 2 hourse0
Outcome
tolerated fumigatione0
Setting
Chilee0

Not reportedComparatorDirection

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

Cucumis melo var. inodorus
Cucumis melo var. inodorus · TaxonYotoen · Public domain · Wikimedia Commons ↗

Verbatim

e0

“honeydew melons from Chile tolerated fumigation with methyl bromide at 64 mg per liter for 2 hours when the temperature was near 5.6 or 12.8 and the atmospheric pressure was normal (NAP)”

✓ located verbatim in the source · abstract, characters 63–249 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Some honeydew melons were injured by methyl bromide at 48 mg per liter for 3.5 hours or 64 mg per liter for 3 hours at 12.8-14.4.

Treatment
48 mg per liter for 3.5 hours or 64 mg per liter for 3 hourse0
Outcome
injurede0

Not reportedTaxonComparatorDirection

Verbatim

e0

“some were injured by a rate of 48 mg per liter for 3.5 hours or 64 mg per liter for 3 hours at 12.8-14.4”

✓ located verbatim in the source · abstract, characters 255–359 · show in text ↑
t0

“Imported Commodities”

✓ located verbatim in the source · title, characters 17–37 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Methyl bromide penetration into melons was slow but substantial.

Outcome
methyl bromide penetratione0
Direction
slow but substantiale0

Not reportedTaxon

Verbatim

e0

“methyl bromide penetration was slow but substantial”

✓ located verbatim in the source · abstract, characters 520–571 · show in text ↑
t0

“Imported Commodities”

✓ located verbatim in the source · title, characters 17–37 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Vicia faba seeds tolerated 128 mg per liter for 7 hours at normal pressure and 5.0.

Taxon
Vicia faba L.Vicia fabae0
Organ / stage
Seedse0
Treatment
128 mg per liter for 7 hourse0
Outcome
toleratede0

Not reportedComparatorDirection

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Seeds of Vicia faba L. tolerated 128 mg per liter for 7 hours NAP at 5.0”

✓ located verbatim in the source · abstract, characters 573–645 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Vicia faba seeds tolerated 64 mg per liter for 2.5–4 hours at 660-mm sustained vacuum.

Taxon
Vicia faba L.Vicia fabae0
Organ / stage
Seedse0
Treatment
64 mg per liter for 2.5–4 hourse0
Outcome
toleratede0

Not reportedComparatorDirection

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Seeds of Vicia faba L. tolerated 128 mg per liter for 7 hours NAP at 5.0 and 64 mg per liter for 2.5–4 hours at 660-mm sustained vacuum and 22.8–5.6”

✓ located verbatim in the source · abstract, characters 573–721 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Royal apricots tolerated methyl bromide fumigation at 56 mg per liter for 2 hours at 23.3 or 3 hours at 8.3.

Taxon
apricotsPrunus armeniacae0
Material
Royale0
Treatment
fumigation NAP with 56 mg per liter for 2 hours at 23.3 or for 3 hours at 8.3e0
Outcome
toleratede0
Setting
Union of South Africae0

Not reportedComparatorDirection

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

Prunus armeniaca
Prunus armeniaca · TaxonFir0002 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The Royal variety of apricots from the Union of South Africa tolerated fumigation NAP with 56 mg per liter for 2 hours at 23.3 or for 3 hours at 8.3”

✓ located verbatim in the source · abstract, characters 723–871 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Barlenka, Waltham Cross and Alphonse grape varieties tolerated 80 mg per liter fumigation for 2 hours.

Taxon
grapese0
Material
Barlenka, Waltham Cross, and Alphonsee0
Treatment
80 mg per liter NAP for 2 hourse0
Outcome
toleratede0

Not reportedComparatorDirection

Verbatim

e0

“the Barlenka, Waltham Cross, and Alphonse varieties of grapes tolerated 80 mg per liter NAP for 2 hours at 23.3 or 8.3”

✓ located verbatim in the source · abstract, characters 877–995 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Emperor and Almeria grapes tolerated commercial tarpaulin fumigation with 64 mg per liter for 2.5 hours.

Taxon
grapese0
Material
Emperor and Almeriae0
Treatment
commercial fumigation under tarpaulin with 64 mg per liter for 2.5 hourse0
Outcome
toleratede0
Setting
Chilee0

Not reportedComparatorDirection

Verbatim

e0

“varieties Emperor and Almeria grapes from Chile tolerated commercial fumigation under tarpaulin with 64 mg per liter for 2.5 hours at 4.4–6.1”

✓ located verbatim in the source · abstract, characters 1003–1144 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Rosaki grapes tolerated 12 days of cold treatment preceded by 48 mg per liter fumigation.

Taxon
grapese0
Material
Rosakie0
Treatment
cold treatment for 12 days at 1.1 preceded by 2.5-hours fumigation with 48 mg per liter at 12.8e0
Outcome
toleratede0
Setting
Cretee0

Not reportedComparatorDirection

Verbatim

e0

“Rosaki grapes from Crete tolerated cold treatment for 12 days at 1.1 preceded by 2.5-hours fumigation with 48 mg per liter at 12.8”

✓ located verbatim in the source · abstract, characters 1150–1280 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Rosaki grapes tolerated cold treatment with 56 mg per liter fumigation before or after it.

Taxon
grapese0
Material
Rosakie0
Treatment
preceded or followed by 56 mg per liter at 5.6e0
Outcome
toleratede0
Setting
Cretee0

Not reportedComparatorDirection

Verbatim

e0

“Rosaki grapes from Crete tolerated cold treatment for 12 days at 1.1 preceded by 2.5-hours fumigation with 48 mg per liter at 12.8 or preceded or followed by 56 mg per liter at 5.6”

✓ located verbatim in the source · abstract, characters 1150–1330 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Almeria grapes had poor keeping quality after cold treatment preceding or following fumigation.

Taxon
grapese0
Material
Almeriae0
Treatment
cold treatment for 16 days at 2.2e0
Outcome
keeping qualitye0
Direction
poore0
Setting
Spaine0

Not reportedComparator

Verbatim

e0

“The keeping quality of Almeria grapes from Spain was poor after they received cold treatment for 16 days at 2.2 upon arrival, preceding or following similar fumigations”

✓ located verbatim in the source · abstract, characters 1332–1500 · show in text ↑

cold · quality: postharvest · VitisPositive and negative results

7 papers: 6 positive, 1 negative or no effect

6 in the opposite direction

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  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.