Paper · 2016 · Journal of Plant Production

Pistil Receptivity of Saidy Date Palms Grown under New Valley Conditions when Pollinated with Pollen Suspension

E. Ahmed; H. Saied; S. El-Sharabasy

6
claims
12
verbatim quotes
4
citations
4
research areas
✓
Open access · cc-by

Abstract

This trial was conducted during 2015 and 2016 seasons to found the best time of pollination of Saidy date palms grown under NewValley conditions. Pollination was done by spraying pollen grains suspension (5 g pollens/L water). Selecting the optimum period at which the female flowers of such date palm cv. remain receptive for pollination is very essential for date palm growers. Pollination was carried out on zero, two, four, six, eight and ten days from female cracking, besides the traditional pollination (seven strands / spathe). The date reveals that the time of pollination had an obvious impact on fruit retention%, yield and quality of Saidy date palms fruits. Traditional pollination with seven strands / spathe surpassed the pollination with improving grain suspension on product fruit retention %, yield and bunch weight. Fruit quality was greatly enhanced with pollination using pollen grain suspension over carrying out traditional pollination. Delaying times of pollination from zero to four days after spathe cracking caused a gradual promotion on fruit retention, yield and bunch weight. A gradual reduction on these parameters was observed with delaying times of pollination from 4-10 days after spathe cracking. Delaying times of pollination from 0-10 days after spathe cracking caused a progressive promotion on all physical and chemical characteristics of the fruits. Carrying out pollination with pollen grain suspension ( 5 g/ 1 L W) at two to four days after spathe cracking is considered the striking period of pistil receptivity and at the same time was necessary to produce appropriate yield and fair fruit quality of Saidy date palms grown under New Valley conditions,

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Traditional pollination with seven strands per spathe surpassed pollen suspension pollination in fruit retention, yield and bunch weight.

Taxon
Saidy date palmst0
Treatment
Traditional pollination with seven strands / spathee1
Outcome
fruit retention %, yield and bunch weighte1
Direction
surpassede1
Comparator
the pollination with improving grain suspensione1

Verbatim

t0

“Pistil Receptivity of Saidy Date Palms”

✓ located verbatim in the source · title, characters 0–38 · show in text ↑
e1

“Traditional pollination with seven strands / spathe surpassed the pollination with improving grain suspension on product fruit retention %, yield and bunch weight”

✓ located verbatim in the source · abstract, characters 671–833 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Pollination with pollen grain suspension greatly enhanced fruit quality compared with traditional pollination.

Taxon
Saidy date palmst0
Treatment
pollination using pollen grain suspensione2
Outcome
fruit qualitye2
Direction
enhancede2
Comparator
traditional pollinatione2

Verbatim

t0

“Pistil Receptivity of Saidy Date Palms”

✓ located verbatim in the source · title, characters 0–38 · show in text ↑
e2

“Fruit quality was greatly enhanced with pollination using pollen grain suspension over carrying out traditional pollination”

✓ located verbatim in the source · abstract, characters 835–958 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Delaying pollination from zero to four days after spathe cracking gradually promoted fruit retention, yield and bunch weight.

Taxon
Saidy date palmst0
Treatment
Delaying times of pollination from zero to four days after spathe crackinge3
Outcome
fruit retention, yield and bunch weighte3
Direction
gradual promotione3

Not reportedComparator

Verbatim

t0

“Pistil Receptivity of Saidy Date Palms”

✓ located verbatim in the source · title, characters 0–38 · show in text ↑
e3

“Delaying times of pollination from zero to four days after spathe cracking caused a gradual promotion on fruit retention, yield and bunch weight”

✓ located verbatim in the source · abstract, characters 960–1104 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Delaying pollination from 4 to 10 days after spathe cracking gradually reduced fruit retention, yield and bunch weight.

Taxon
Saidy date palmst0
Treatment
delaying times of pollination from 4-10 days after spathe crackinge4
Outcome
these parameterse4
Direction
gradual reductione4

Not reportedComparator

Verbatim

t0

“Pistil Receptivity of Saidy Date Palms”

✓ located verbatim in the source · title, characters 0–38 · show in text ↑
e4

“A gradual reduction on these parameters was observed with delaying times of pollination from 4-10 days after spathe cracking”

✓ located verbatim in the source · abstract, characters 1106–1230 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Delaying pollination from 0 to 10 days after spathe cracking progressively promoted all physical and chemical characteristics of the fruits.

Taxon
Saidy date palmst0
Treatment
Delaying times of pollination from 0-10 days after spathe crackinge5
Outcome
physical and chemical characteristics of the fruitse5
Direction
progressive promotione5

Not reportedComparator

Verbatim

t0

“Pistil Receptivity of Saidy Date Palms”

✓ located verbatim in the source · title, characters 0–38 · show in text ↑
e5

“Delaying times of pollination from 0-10 days after spathe cracking caused a progressive promotion on all physical and chemical characteristics of the fruits”

✓ located verbatim in the source · abstract, characters 1232–1388 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Pollination with pollen grain suspension at two to four days after spathe cracking is the striking period of pistil receptivity and is needed for appropriate yield and fair fruit quality.

Taxon
Saidy date palmst0
Treatment
pollination with pollen grain suspension ( 5 g/ 1 L W) at two to four days after spathe crackinge6
Outcome
pistil receptivitye6

Verbatim

t0

“Pistil Receptivity of Saidy Date Palms”

✓ located verbatim in the source · title, characters 0–38 · show in text ↑
e6

“Carrying out pollination with pollen grain suspension ( 5 g/ 1 L W) at two to four days after spathe cracking is considered the striking period of pistil receptivity”

✓ located verbatim in the source · abstract, characters 1390–1555 · show in text ↑

pollination · quality: grain · Phoenix dactylifera (date palm)Positive and negative results

9 papers: 7 positive, 2 negative or no effect

6 papers in the same direction as this paper · 2 in the opposite direction

  1. no effect
  2. negative
  3. positive

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pollination · yield · Phoenix dactylifera (date palm)Positive and negative results

30 papers: 24 positive, 6 negative or no effect

23 papers in the same direction as this paper · 6 in the opposite direction

  1. no effect
  2. negative
  3. negative

26 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.