Abstract
This research investigated physiological and biochemical changes at rootstock–scion union of graft combinations between Iranian rootstocks and Asgari scion in response to NAA and BAP application. Grafting cuts of scion and rootstock were dipped into NAA (0, 200 and 400 mg⋅L−1) and BAP (0, 250 and 500 mg⋅L−1) solutions for 30 min, immediately after the cuttings were grafted using the wedge grafting technique. The highest successful grafting rate (82%) was recorded with Asgari–Asgari combination treated with 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP. Treating the graft cut–surfaces with 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP caused the lowest H2O2 and MDA contents. Among all the graft combinations, the highest increase in chlorophyll content with a high photosynthesis efficiency occurred in Asgari–Shahani when treated with 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP. The graft union formation in the presence of 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP application enhanced CAT and POX activities. In conclusion, treatment of graft zone with 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP enhanced antioxidant activities and reduced lipid peroxidation in scion leaves. However, several grapevine rootstocks tested in our research were also impacting the scion performance.
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Claims 7
Claim · model-written summary
Asgari–Asgari with NAA and BAP achieved the highest grafting rate, 82%.
- Taxon
- Grapet0
- Material
- Asgari–Asgarie0
- Treatment
- 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAPe0
- Outcome
- successful grafting ratee0
- Direction
- higheste0
- Value
- 82%e0
Not reportedComparator
Verbatim
e0“The highest successful grafting rate (82%) was recorded with Asgari–Asgari combination treated with 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP”
t0“Asgari Seedless Grape”
Claim · model-written summary
NAA and BAP treatment produced the lowest H2O2 and MDA contents.
- Taxon
- Grapet0
- Treatment
- 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAPe0
- Outcome
- H2O2 and MDA contentse0
- Direction
- loweste0
Not reportedComparator
Verbatim
e0“Treating the graft cut–surfaces with 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP caused the lowest H2O2 and MDA contents”
t0“Asgari Seedless Grape”
Claim · model-written summary
Asgari–Shahani under NAA and BAP treatment had the highest chlorophyll increase.
- Taxon
- Grapet0
- Material
- Asgari–Shahanie0
- Treatment
- 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAPe0
- Outcome
- chlorophyll contente0
- Direction
- highest increasee0
Not reportedComparator
Verbatim
e0“highest increase in chlorophyll content with a high photosynthesis efficiency occurred in Asgari–Shahani when treated with 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP”
t0“Asgari Seedless Grape”
Claim · model-written summary
Asgari–Shahani under NAA and BAP treatment had high photosynthesis efficiency.
- Taxon
- Grapet0
- Material
- Asgari–Shahanie0
- Treatment
- 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAPe0
- Outcome
- photosynthesis efficiencye0
- Direction
- highe0
Not reportedComparator
Verbatim
e0“high photosynthesis efficiency occurred in Asgari–Shahani when treated with 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP”
t0“Asgari Seedless Grape”
Claim · model-written summary
NAA and BAP treatment enhanced CAT and POX activities during graft union formation.
- Taxon
- Grapet0
- Organ / stage
- graft unione0
- Treatment
- 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAPe0
- Outcome
- CAT and POX activitiese0
- Direction
- enhancede0
Not reportedComparator
Verbatim
e0“The graft union formation in the presence of 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP application enhanced CAT and POX activities”
t0“Asgari Seedless Grape”
Claim · model-written summary
Graft-zone NAA and BAP treatment reduced lipid peroxidation in scion leaves.
- Taxon
- Grapet0
- Organ / stage
- scion leavese0
- Treatment
- 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAPe0
- Outcome
- lipid peroxidatione0
- Direction
- reducede0
Not reportedComparator
Verbatim
e0“treatment of graft zone with 200 mg⋅L−1 NAA + 500 mg⋅L−1 BAP enhanced antioxidant activities and reduced lipid peroxidation in scion leaves”
t0“Asgari Seedless Grape”
Claim · model-written summary
Grapevine rootstocks affected scion performance.
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“several grapevine rootstocks tested in our research were also impacting the scion performance”
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