Abstract
A field experiment was conducted during the 2021-2022 season in an agricultural field in Basra Governorate. The aim was to study the effect of spraying ethephon and amino acids on the growth characteristics of oats (Avena sativa L.) Shifa cultivar. The experiment involved three levels of ethephon (0, 0.240, and 0.600 kg ha-1), represented by the symbols E0, E1, and E2 respectively, and two spray levels of amino acids (0 and 5 ml L-1), represented by the symbols A0 and A1. A factorial experiment was applied using the R.C.B.D (randomized complete block design) in a split plots arrangement with three replications. The results revealed significant differences in the levels of ethephon for most of the studied characteristics. The level of 0.240 kg ha-1 (E1) was superior in terms of chlorophyll content, crop growth rate, and the number of tillers, with increases of 39.07%, 39.26%, and 16.36%, respectively, compared to the control treatment (E0). Regarding the amino acids treatments, spraying at a concentration of 5 ml L-1 (A1) demonstrated significant superiority, resulting in the highest plant height, flag leaf area, chlorophyll content, and crop growth rate. This study concludes that amino acids play a crucial role in plant growth, and the combination of 5 ml L-1 amino acids with 0.240 kg ha-1 of ethephon significantly increased chlorophyll content and crop growth rate.
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Claims 6
Claim · model-written summary
Ethephon at 0.240 kg ha-1 increased oat chlorophyll content by 39.07% versus control.
- Taxon
- oats
Avena sativae0 - Material
- Shifae0
- Treatment
- 0.240 kg ha-1 (E1)e1
- Outcome
- chlorophyll contente1
- Direction
- increasese1
- Value
- 39.07%e1
- Comparator
- control treatment (E0)e1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“oats (Avena sativa L.) Shifa cultivar”
e1“The level of 0.240 kg ha-1 (E1) was superior in terms of chlorophyll content, crop growth rate, and the number of tillers, with increases of 39.07%, 39.26%, and 16.36%, respectively, compared to the control treatment (E0).”
Claim · model-written summary
Ethephon at 0.240 kg ha-1 increased oat crop growth rate by 39.26% versus control.
- Taxon
- oats
Avena sativae0 - Treatment
- 0.240 kg ha-1 (E1)e1
- Outcome
- crop growth ratee1
- Direction
- increasese1
- Value
- 39.26%e1
- Comparator
- control treatment (E0)e1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“oats (Avena sativa L.) Shifa cultivar”
e1“The level of 0.240 kg ha-1 (E1) was superior in terms of chlorophyll content, crop growth rate, and the number of tillers, with increases of 39.07%, 39.26%, and 16.36%, respectively, compared to the control treatment (E0).”
Claim · model-written summary
Ethephon at 0.240 kg ha-1 increased oat tiller number by 16.36% versus control.
- Taxon
- oats
Avena sativae0 - Treatment
- 0.240 kg ha-1 (E1)e1
- Outcome
- number of tillerse1
- Direction
- increasese1
- Value
- 16.36%e1
- Comparator
- control treatment (E0)e1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“oats (Avena sativa L.) Shifa cultivar”
e1“The level of 0.240 kg ha-1 (E1) was superior in terms of chlorophyll content, crop growth rate, and the number of tillers, with increases of 39.07%, 39.26%, and 16.36%, respectively, compared to the control treatment (E0).”
Claim · model-written summary
Amino-acid spray at 5 ml L-1 gave the highest oat plant height and flag leaf area.
- Taxon
- oats
Avena sativae0 - Treatment
- spraying at a concentration of 5 ml L-1 (A1)e1
- Outcome
- plant height, flag leaf areae1
- Direction
- higheste1
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“oats (Avena sativa L.) Shifa cultivar”
e1“spraying at a concentration of 5 ml L-1 (A1) demonstrated significant superiority, resulting in the highest plant height, flag leaf area, chlorophyll content, and crop growth rate”
Claim · model-written summary
Amino-acid spray at 5 ml L-1 gave the highest oat chlorophyll content and crop growth rate.
- Taxon
- oats
Avena sativae0 - Treatment
- spraying at a concentration of 5 ml L-1 (A1)e1
- Outcome
- chlorophyll content, and crop growth ratee1
- Direction
- higheste1
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“oats (Avena sativa L.) Shifa cultivar”
e1“spraying at a concentration of 5 ml L-1 (A1) demonstrated significant superiority, resulting in the highest plant height, flag leaf area, chlorophyll content, and crop growth rate”
Claim · model-written summary
Combined amino acids at 5 ml L-1 and ethephon at 0.240 kg ha-1 significantly increased chlorophyll content and crop growth rate.
- Taxon
- oats
Avena sativae0 - Treatment
- combination of 5 ml L-1 amino acids with 0.240 kg ha-1 of ethephone1
- Outcome
- chlorophyll content and crop growth ratee1
- Direction
- increasede1
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“oats (Avena sativa L.) Shifa cultivar”
e1“the combination of 5 ml L-1 amino acids with 0.240 kg ha-1 of ethephon significantly increased chlorophyll content and crop growth rate”
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See all 21 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.