Abstract
In order to optimize the fertilizer ratio and improve peach yield and quality,experiments were conducted with a middle early maturing variety of Fenghong peach in Yellow River alluvial plain area,to study the ammonium nitrogen and nitrate nitrogen effects on soil pH of peach orchard,growth of peach tree,as well as the fruits yield and quality.The results indicated that the ammonium nitrogen reduced the soil pH.All the nitrogen treatments increased the growth of leaf area and shoot,improved chlorophyll content and raised the nitrate reductase activity,also increased the fruits yield and quality.The use of 2∶1 ratio of ammonium nitrogen and nitrate nitrogen was demonstrated to give the best effect of fertilization.The single plant yield and single fruit mass are 31.8 kg and 236 g,increased by 43.9% and 19.2%,respectively,compared with the control.Consequently,reasonable fertilization of different forms of nitrogen contributes to the establishment of high and stable yield orchard.
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Claims 9
Claim · model-written summary
Ammonium nitrogen reduced soil pH in a peach orchard.
- Taxon
- peach
Prunus persicae1 - Treatment
- ammonium nitrogene0
- Outcome
- soil pHe0
- Direction
- reducede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“the ammonium nitrogen reduced the soil pH”
e1“soil pH of peach orchard”
Claim · model-written summary
All nitrogen treatments increased leaf area and shoot growth.
- Taxon
- Peach
Prunus persicat0 - Material
- Fenghongt0
- Treatment
- nitrogen treatmentse0
- Outcome
- growth of leaf area and shoote0
- Direction
- increasede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“All the nitrogen treatments increased the growth of leaf area and shoot”
t0“Fenghong Peach”
Claim · model-written summary
All nitrogen treatments increased chlorophyll content.
- Taxon
- Peach
Prunus persicat0 - Material
- Fenghongt0
- Treatment
- nitrogen treatmentse1
- Outcome
- chlorophyll contente0
- Direction
- improvede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“improved chlorophyll content”
e1“All the nitrogen treatments”
t0“Fenghong Peach”
Claim · model-written summary
All nitrogen treatments increased nitrate reductase activity.
- Taxon
- Peach
Prunus persicat0 - Material
- Fenghongt0
- Treatment
- nitrogen treatmentse1
- Outcome
- nitrate reductase activitye0
- Direction
- raisede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“raised the nitrate reductase activity”
e1“All the nitrogen treatments”
t0“Fenghong Peach”
Claim · model-written summary
All nitrogen treatments increased fruit yield and quality.
- Taxon
- Peach
Prunus persicat0 - Material
- Fenghongt0
- Treatment
- nitrogen treatmentse1
- Outcome
- fruits yield and qualitye0
- Direction
- increasede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“increased the fruits yield and quality”
e1“All the nitrogen treatments”
t0“Fenghong Peach”
Claim · model-written summary
A 2:1 ammonium to nitrate nitrogen ratio gave the best fertilization effect.
- Taxon
- Peach
Prunus persicat0 - Material
- Fenghongt0
- Treatment
- 2∶1 ratio of ammonium nitrogen and nitrate nitrogene0
- Outcome
- effect of fertilizatione0
- Direction
- beste0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The use of 2∶1 ratio of ammonium nitrogen and nitrate nitrogen was demonstrated to give the best effect of fertilization”
t0“Fenghong Peach”
Claim · model-written summary
At the 2:1 ratio, single plant yield was 31.8 kg, 43.9% above control.
- Taxon
- Peach
Prunus persicat0 - Material
- Fenghongt0
- Treatment
- 2∶1 ratio of ammonium nitrogen and nitrate nitrogene1
- Outcome
- single plant yielde0
- Direction
- increasede0
- Value
- 31.8 kge0
- Qualifier
- 43.9%e0
- Comparator
- controle0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The single plant yield and single fruit mass are 31.8 kg and 236 g,increased by 43.9% and 19.2%,respectively,compared with the control”
e1“2∶1 ratio of ammonium nitrogen and nitrate nitrogen”
t0“Fenghong Peach”
Claim · model-written summary
At the 2:1 ratio, single fruit mass was 236 g, 19.2% above control.
- Taxon
- Peach
Prunus persicat0 - Material
- Fenghongt0
- Treatment
- 2∶1 ratio of ammonium nitrogen and nitrate nitrogene1
- Outcome
- single fruit masse0
- Direction
- increasede0
- Value
- 236 ge0
- Qualifier
- 19.2%e0
- Comparator
- controle0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The single plant yield and single fruit mass are 31.8 kg and 236 g,increased by 43.9% and 19.2%,respectively,compared with the control”
e1“2∶1 ratio of ammonium nitrogen and nitrate nitrogen”
t0“Fenghong Peach”
Claim · model-written summary
The authors recommend balanced fertilization with different nitrogen forms for high and stable orchard yield.
- Taxon
- Peach
Prunus persicat0 - Outcome
- reasonable fertilization of different forms of nitrogene0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“reasonable fertilization of different forms of nitrogen contributes to the establishment of high and stable yield orchard”
t0“Fenghong Peach”
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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.