Paper · 2015 · Hans Journal of Agricultural Sciences

The Influence of Four Kinds of Chemicals on Growth and Female Flowers Development of Squash and Zucchini Varieties

琴雁 张

17
claims
19
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

为了解决南瓜、西葫芦秋季日光温室栽培中前期营养生长过快,雌花少、产量低的问题,以2个南瓜品种、3个西葫芦品种为试材,进行了化学物质(赤霉素、矮壮素、乙烯利、多效唑)控制南瓜、西葫芦营养生长,促进雌花发育的研究。结果表明:赤霉素促进南瓜、西葫芦营养生长,多效唑、矮壮素、乙烯利对南瓜、西葫芦营养生长有抑制作用;乙烯利对南瓜、西葫芦雌花形成有极显著的促进作用;矮壮素、赤霉素对西葫芦雌花形成有显著的促进作用,而对南瓜雌花形成的促进作用不显著;多效唑对南瓜、西葫芦雌花形成的影响与对照的影响无显著性差异。南瓜和西葫芦5个栽培品种对四种化学物反应稍有差异,但趋势相同。 In order to solve several issues of squash and zucchini in greenhouse cultivation on autumn, such as overquick vegetative growth during the early development, few female flowers and low yield, this study uses two squash and three zucchini varieties as experimental materials, treated with four kinds of chemical substances [Gibberellin 3 (GA3), cycocel (CCC), Ethrel (ET) and Paclobutrazol (PB)] to control vegetative growth and promote the development of the female flowers. The results showed that GA3 promotes and PB, CCC and ET inhibit the vegetative growth of squash and zucchini; ET has a highly significant role in promoting female flowers formation of squash and zucchini; CCC and GA3 have a significant role in promoting female flowers on zucchini, but no difference on squash; PB has no significant difference in impacts on female flowers development between treatment and control. The reaction of five varieties of squash and zucchini treated with four kinds of chemicals is a little different, but the trend is the same.

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Claims 17

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GA3 promotes vegetative growth of squash.

Taxon
squashe0
Treatment
GA3e0
Outcome
vegetative growthe0
Direction
promotese0

Not reportedComparator

Verbatim

e0

“GA3 promotes and PB, CCC and ET inhibit the vegetative growth of squash and zucchini”

✓ located verbatim in the source · abstract, characters 781–865 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GA3 promotes vegetative growth of zucchini.

Treatment
GA3e0
Outcome
vegetative growthe0
Direction
promotese0

Not reportedComparator

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

Cucurbita pepo subsp. pepo
Cucurbita pepo subsp. pepo · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“GA3 promotes and PB, CCC and ET inhibit the vegetative growth of squash and zucchini”

✓ located verbatim in the source · abstract, characters 781–865 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

PB inhibits vegetative growth of squash.

Taxon
squashe0
Treatment
PBe0
Outcome
vegetative growthe0
Direction
inhibite0

Not reportedComparator

Verbatim

e0

“GA3 promotes and PB, CCC and ET inhibit the vegetative growth of squash and zucchini”

✓ located verbatim in the source · abstract, characters 781–865 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

PB inhibits vegetative growth of zucchini.

Treatment
PBe0
Outcome
vegetative growthe0
Direction
inhibite0

Not reportedComparator

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

Cucurbita pepo subsp. pepo
Cucurbita pepo subsp. pepo · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“GA3 promotes and PB, CCC and ET inhibit the vegetative growth of squash and zucchini”

✓ located verbatim in the source · abstract, characters 781–865 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

CCC inhibits vegetative growth of squash.

Taxon
squashe0
Treatment
CCCe0
Outcome
vegetative growthe0
Direction
inhibite0

Not reportedComparator

Verbatim

e0

“GA3 promotes and PB, CCC and ET inhibit the vegetative growth of squash and zucchini”

✓ located verbatim in the source · abstract, characters 781–865 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

CCC inhibits vegetative growth of zucchini.

Treatment
CCCe0
Outcome
vegetative growthe0
Direction
inhibite0

Not reportedComparator

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

Cucurbita pepo subsp. pepo
Cucurbita pepo subsp. pepo · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“GA3 promotes and PB, CCC and ET inhibit the vegetative growth of squash and zucchini”

✓ located verbatim in the source · abstract, characters 781–865 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

ET inhibits vegetative growth of squash.

Taxon
squashe0
Treatment
ETe0
Outcome
vegetative growthe0
Direction
inhibite0

Not reportedComparator

Verbatim

e0

“GA3 promotes and PB, CCC and ET inhibit the vegetative growth of squash and zucchini”

✓ located verbatim in the source · abstract, characters 781–865 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

ET inhibits vegetative growth of zucchini.

Treatment
ETe0
Outcome
vegetative growthe0
Direction
inhibite0

Not reportedComparator

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

Cucurbita pepo subsp. pepo
Cucurbita pepo subsp. pepo · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“GA3 promotes and PB, CCC and ET inhibit the vegetative growth of squash and zucchini”

✓ located verbatim in the source · abstract, characters 781–865 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

ET promoted female flower formation in squash.

Taxon
squashe0
Treatment
ETe0
Outcome
female flowerse0
Direction
promotinge0

Not reportedComparator

Verbatim

e0

“ET has a highly significant role in promoting female flowers formation of squash and zucchini; CCC and GA3 have a significant role in promoting female flowers on zucchini”

✓ located verbatim in the source · abstract, characters 867–1037 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

ET promoted female flower formation in zucchini.

Treatment
ETe0
Outcome
female flowerse0
Direction
promotinge0

Not reportedComparator

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

Cucurbita pepo subsp. pepo
Cucurbita pepo subsp. pepo · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“ET has a highly significant role in promoting female flowers formation of squash and zucchini; CCC and GA3 have a significant role in promoting female flowers on zucchini”

✓ located verbatim in the source · abstract, characters 867–1037 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

CCC promoted female flower formation in zucchini.

Treatment
CCCe0
Outcome
female flowerse0
Direction
promotinge0

Not reportedComparator

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

Cucurbita pepo subsp. pepo
Cucurbita pepo subsp. pepo · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“ET has a highly significant role in promoting female flowers formation of squash and zucchini; CCC and GA3 have a significant role in promoting female flowers on zucchini”

✓ located verbatim in the source · abstract, characters 867–1037 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

GA3 promoted female flower formation in zucchini.

Treatment
GA3e0
Outcome
female flowerse0
Direction
promotinge0

Not reportedComparator

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

Cucurbita pepo subsp. pepo
Cucurbita pepo subsp. pepo · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“ET has a highly significant role in promoting female flowers formation of squash and zucchini; CCC and GA3 have a significant role in promoting female flowers on zucchini”

✓ located verbatim in the source · abstract, characters 867–1037 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

CCC did not significantly change female flowers on squash.

Taxon
squashe0
Treatment
CCCe0
Outcome
female flowerse0
Direction
no differencee0

Not reportedComparator

Verbatim

e0

“CCC and GA3 have a significant role in promoting female flowers on zucchini, but no difference on squash”

✓ located verbatim in the source · abstract, characters 962–1066 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

GA3 did not significantly change female flowers on squash.

Taxon
squashe0
Treatment
GA3e0
Outcome
female flowerse0
Direction
no differencee0

Not reportedComparator

Verbatim

e0

“CCC and GA3 have a significant role in promoting female flowers on zucchini, but no difference on squash”

✓ located verbatim in the source · abstract, characters 962–1066 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

PB did not significantly change female flower development in squash.

Taxon
squashe1
Treatment
PBe0
Outcome
female flowers developmente0
Direction
no significant differencee0
Comparator
controle0

Verbatim

e0

“PB has no significant difference in impacts on female flowers development between treatment and control”

✓ located verbatim in the source · abstract, characters 1068–1171 · show in text ↑
e1

“female flowers formation of squash and zucchini”

✓ located verbatim in the source · abstract, characters 913–960 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

PB did not significantly change female flower development in zucchini.

Treatment
PBe0
Outcome
female flowers developmente0
Direction
no significant differencee0
Comparator
controle0

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

Cucurbita pepo subsp. pepo
Cucurbita pepo subsp. pepo · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“PB has no significant difference in impacts on female flowers development between treatment and control”

✓ located verbatim in the source · abstract, characters 1068–1171 · show in text ↑
e1

“female flowers formation of squash and zucchini”

✓ located verbatim in the source · abstract, characters 913–960 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Varietal responses differed slightly while trends were the same.

Taxon
squash and zucchinie0
Outcome
reactione0
Value
five varietiese0
Qualifier
the trend is the samee0

Verbatim

e0

“The reaction of five varieties of squash and zucchini treated with four kinds of chemicals is a little different, but the trend is the same.”

✓ located verbatim in the source · abstract, characters 1173–1313 · show in text ↑

(2-chloroethyl)phosphonic acid · growth · Cucurbita pepoPositive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. positive
See all 2 papers →

paclobutrazol · growth · Cucurbita pepoPositive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. positive
See all 2 papers →

(2-chloroethyl)phosphonic acid · growth · Cucurbita (pumpkins)Positive and negative results

4 papers: 2 positive, 2 negative or no effect

1 paper in the same direction as this paper · 2 in the opposite direction

  1. positive
  2. positive
  3. negative
See all 4 papers →

(2-chloroethyl)phosphonic acid · phenology · Cucurbita pepoResults agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

(2-chloroethyl)phosphonic acid · phenology · Cucurbita (pumpkins)Results agree

8 papers: 8 positive, 0 negative or no effect

7 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

4 papers more in this group

See all 8 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.