Abstract
In order to study the effect of phosphorus fertilization rates and microelements spraying treatments on plant characteristics and yield traits as well as some seed chemical properties of faba bean varieties, an experiment was conducted in two successive growing seasons of 2018/2019 and 2019/2020 in the Farm of Agricultural Research and the Experimental Center of Faculty of Agriculture at Moshtohor, (Toukh Directorate, Kalyubia Governorate) Benha Univ. Egypt. The experimental design was split-split plot in RCBD in three replications. Phosphorus fertilizer was considered as the main plot in three rates (0, 15 and 30 kg P2O5/fed). Four microelements spraying treatments [Tap water (control), Zn, Mn and mixed of Zn + Mn] were arranged in the sub plot. The sub-sub plots were occupied with three faba bean varieties (Giza 716, Nubaria 3 and Sakha 4). The obtained results could be outlined as following: Increasing phosphorus fertilizer rate from 0 to 30 kg P2O5/fed induced significantly increased most vegetative growth, yield attributes, yield and seed chemical properties of faba bean under study except, mid physiological maturity, height to 1st pod and phosphorus use efficiency were significantly decreased with rising phosphorus rates during the both seasons. The foliar spray by Zn and Mn as a single or in combination had significant effect on most faba bean traits under study compared with no microelements added during the both seasons. Faba bean plant treated with microelements foliar spray using Zn in combination with Mn was the most effective treatment for most faba bean characteristics in the both seasons. Mean performances of the investigated faba bean varieties for most faba bean traits under study were significant different during the both seasons. Faba bean variety Sakha 4 had higher values of chlorophyll content index at 85 DAS, plant height, height to 1st pod, No. of branches/plant, plant weight, No. of pods/plant, No. of seeds/plant, seed yield/plant, biological yield/fed, seed yield/fed, straw yield/fed, phosphors use efficiency, seed N content and seed protein yield/fed in the both seasons. While, Nubaria 3 variety significantly gave the maximum mean values in mid physiological maturity, harvest index and 100-seed weight in the both seasons, respectively. The first order interactions between treatments 30 kg P2O5/fed × Zn + Mn, 30 kg P2O5/fed × Sakha 4 and Zn + Mn × Sakha 4 as well as the second order interaction between treatments 30 kg P2O5/fed × Zn + Mn × Sakha 4 were significantly recorded the maximum seed yield/plant, biological yield/fed, seed yield/fed and straw yield/fed in the both seasons. Therefore, this study recommends that Sakha 4 variety treated by 30 P2O5/fed and mixed spraying with Zn 0.3 % + Mn 0.3 % in order to improve the production of faba bean under the condition of Toukh Directorate, Kalyubia Governorate, Egypt.
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Claims 18
Claim · model-written summary
Increasing phosphorus from 0 to 30 kg P2O5/fed significantly increased vegetative growth, yield attributes and yield in both seasons.
- Taxon
- faba bean
Vicia fabae0 - Treatment
- 30 kg P2O5/fede0
- Outcome
- vegetative growth, yield attributes, yielde0
- Direction
- increasede0
- Comparator
- 0e0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Increasing phosphorus fertilizer rate from 0 to 30 kg P2O5/fed induced significantly increased most vegetative growth, yield attributes, yield and seed chemical properties of faba bean under study”
Claim · model-written summary
Increasing phosphorus from 0 to 30 kg P2O5/fed significantly increased most faba bean seed chemical properties.
- Taxon
- faba bean
Vicia fabae0 - Treatment
- 30 kg P2O5/fede0
- Outcome
- seed chemical propertiese0
- Direction
- increasede0
- Comparator
- 0e0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Increasing phosphorus fertilizer rate from 0 to 30 kg P2O5/fed induced significantly increased most vegetative growth, yield attributes, yield and seed chemical properties of faba bean under study”
Claim · model-written summary
Rising phosphorus rates significantly decreased mid physiological maturity, height to first pod and phosphorus use efficiency in both seasons.
- Taxon
- Faba Bean
Vicia fabat0 - Treatment
- rising phosphorus ratese0
- Outcome
- mid physiological maturity, height to 1st pod and phosphorus use efficiencye0
- Direction
- decreasede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“mid physiological maturity, height to 1st pod and phosphorus use efficiency were significantly decreased with rising phosphorus rates during the both seasons.”
t0“Faba Bean”
Claim · model-written summary
Zn foliar spray significantly affected most faba bean traits relative to no added microelements in both seasons.
- Taxon
- faba bean
Vicia fabae0 - Treatment
- Zne0
- Outcome
- most faba bean traitse0
- Comparator
- no microelements addede0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The foliar spray by Zn and Mn as a single or in combination had significant effect on most faba bean traits under study compared with no microelements added during the both seasons.”
Claim · model-written summary
Mn foliar spray significantly affected most faba bean traits relative to no added microelements in both seasons.
- Taxon
- faba bean
Vicia fabae0 - Treatment
- Mne0
- Outcome
- most faba bean traitse0
- Comparator
- no microelements addede0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The foliar spray by Zn and Mn as a single or in combination had significant effect on most faba bean traits under study compared with no microelements added during the both seasons.”
Claim · model-written summary
Combined Zn and Mn foliar spray significantly affected most faba bean traits and was the most effective treatment in both seasons.
- Taxon
- Faba bean
Vicia fabae1 - Treatment
- Zn in combination with Mne1
- Outcome
- most faba bean characteristicse1
- Direction
- most effectivee1
- Comparator
- no microelements addede0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The foliar spray by Zn and Mn as a single or in combination had significant effect on most faba bean traits under study compared with no microelements added during the both seasons.”
e1“Faba bean plant treated with microelements foliar spray using Zn in combination with Mn was the most effective treatment for most faba bean characteristics in the both seasons.”
Claim · model-written summary
Faba bean varieties differed significantly in most traits in both seasons.
- Taxon
- faba bean
Vicia fabae0 - Outcome
- most faba bean traitse0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Mean performances of the investigated faba bean varieties for most faba bean traits under study were significant different during the both seasons.”
Claim · model-written summary
Sakha 4 had higher chlorophyll content index at 85 DAS, plant height and height to first pod in both seasons.
- Taxon
- Faba bean
Vicia fabae0 - Material
- Sakha 4e0
- Outcome
- chlorophyll content index at 85 DAS, plant height, height to 1st pode0
- Direction
- highere0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Faba bean variety Sakha 4 had higher values of chlorophyll content index at 85 DAS, plant height, height to 1st pod”
Claim · model-written summary
Sakha 4 had higher branch number, plant weight and pod number in both seasons.
- Taxon
- Faba bean
Vicia fabae0 - Material
- Sakha 4e0
- Outcome
- No. of branches/plant, plant weight, No. of pods/plante0
- Direction
- highere0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Faba bean variety Sakha 4 had higher values of chlorophyll content index at 85 DAS, plant height, height to 1st pod, No. of branches/plant, plant weight, No. of pods/plant”
Claim · model-written summary
Sakha 4 had higher seed number, seed yield per plant and biological yield per feddan in both seasons.
- Taxon
- Faba bean
Vicia fabae0 - Material
- Sakha 4e0
- Outcome
- No. of seeds/plant, seed yield/plant, biological yield/fede0
- Direction
- highere0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Faba bean variety Sakha 4 had higher values of chlorophyll content index at 85 DAS, plant height, height to 1st pod, No. of branches/plant, plant weight, No. of pods/plant, No. of seeds/plant, seed yield/plant, biological yield/fed”
Claim · model-written summary
Sakha 4 had higher seed yield, straw yield and phosphorus use efficiency per feddan in both seasons.
- Taxon
- Faba bean
Vicia fabae0 - Material
- Sakha 4e0
- Outcome
- seed yield/fed, straw yield/fed, phosphors use efficiencye0
- Direction
- highere0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Faba bean variety Sakha 4 had higher values of chlorophyll content index at 85 DAS, plant height, height to 1st pod, No. of branches/plant, plant weight, No. of pods/plant, No. of seeds/plant, seed yield/plant, biological yield/fed, seed yield/fed, straw yield/fed, phosphors use efficiency”
Claim · model-written summary
Sakha 4 had higher seed nitrogen content and seed protein yield in both seasons.
- Taxon
- Faba bean
Vicia fabae0 - Material
- Sakha 4e0
- Outcome
- seed N content and seed protein yield/fede0
- Direction
- highere0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Faba bean variety Sakha 4 had higher values of chlorophyll content index at 85 DAS, plant height, height to 1st pod, No. of branches/plant, plant weight, No. of pods/plant, No. of seeds/plant, seed yield/plant, biological yield/fed, seed yield/fed, straw yield/fed, phosphors use efficiency, seed N content and seed protein yield/fed in the both seasons.”
Claim · model-written summary
Nubaria 3 significantly had the maximum mid physiological maturity, harvest index and 100-seed weight in both seasons.
- Taxon
- Faba Bean
Vicia fabat0 - Material
- Nubaria 3e0
- Outcome
- mid physiological maturity, harvest index and 100-seed weighte0
- Direction
- maximume0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Nubaria 3 variety significantly gave the maximum mean values in mid physiological maturity, harvest index and 100-seed weight in the both seasons, respectively.”
t0“Faba Bean”
Claim · model-written summary
The 30 kg P2O5/fed × Zn + Mn interaction significantly maximized seed yield per plant, biological yield, seed yield and straw yield per feddan in both seasons.
- Taxon
- Faba Bean
Vicia fabat0 - Treatment
- 30 kg P2O5/fed × Zn + Mne0
- Outcome
- seed yield/plant, biological yield/fed, seed yield/fed and straw yield/fede0
- Direction
- maximume0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The first order interactions between treatments 30 kg P2O5/fed × Zn + Mn, 30 kg P2O5/fed × Sakha 4 and Zn + Mn × Sakha 4 as well as the second order interaction between treatments 30 kg P2O5/fed × Zn + Mn × Sakha 4 were significantly recorded the maximum seed yield/plant, biological yield/fed, seed yield/fed and straw yield/fed in the both seasons.”
t0“Faba Bean”
Claim · model-written summary
The 30 kg P2O5/fed × Sakha 4 interaction significantly maximized the four reported yield traits in both seasons.
- Taxon
- Faba Bean
Vicia fabat0 - Material
- Sakha 4e0
- Treatment
- 30 kg P2O5/fed × Sakha 4e0
- Outcome
- seed yield/plant, biological yield/fed, seed yield/fed and straw yield/fede0
- Direction
- maximume0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The first order interactions between treatments 30 kg P2O5/fed × Zn + Mn, 30 kg P2O5/fed × Sakha 4 and Zn + Mn × Sakha 4 as well as the second order interaction between treatments 30 kg P2O5/fed × Zn + Mn × Sakha 4 were significantly recorded the maximum seed yield/plant, biological yield/fed, seed yield/fed and straw yield/fed in the both seasons.”
t0“Faba Bean”
Claim · model-written summary
The Zn + Mn × Sakha 4 interaction significantly maximized the four reported yield traits in both seasons.
- Taxon
- Faba Bean
Vicia fabat0 - Material
- Sakha 4e0
- Treatment
- Zn + Mn × Sakha 4e0
- Outcome
- seed yield/plant, biological yield/fed, seed yield/fed and straw yield/fede0
- Direction
- maximume0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The first order interactions between treatments 30 kg P2O5/fed × Zn + Mn, 30 kg P2O5/fed × Sakha 4 and Zn + Mn × Sakha 4 as well as the second order interaction between treatments 30 kg P2O5/fed × Zn + Mn × Sakha 4 were significantly recorded the maximum seed yield/plant, biological yield/fed, seed yield/fed and straw yield/fed in the both seasons.”
t0“Faba Bean”
Claim · model-written summary
The 30 kg P2O5/fed × Zn + Mn × Sakha 4 interaction significantly maximized the four reported yield traits in both seasons.
- Taxon
- Faba Bean
Vicia fabat0 - Material
- Sakha 4e0
- Treatment
- 30 kg P2O5/fed × Zn + Mn × Sakha 4e0
- Outcome
- seed yield/plant, biological yield/fed, seed yield/fed and straw yield/fede0
- Direction
- maximume0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The first order interactions between treatments 30 kg P2O5/fed × Zn + Mn, 30 kg P2O5/fed × Sakha 4 and Zn + Mn × Sakha 4 as well as the second order interaction between treatments 30 kg P2O5/fed × Zn + Mn × Sakha 4 were significantly recorded the maximum seed yield/plant, biological yield/fed, seed yield/fed and straw yield/fed in the both seasons.”
t0“Faba Bean”
Claim · model-written summary
The authors recommend Sakha 4 with 30 P2O5/fed and Zn 0.3 % + Mn 0.3 % spraying to improve faba bean production in Toukh.
- Taxon
- faba bean
Vicia fabae0 - Material
- Sakha 4e0
- Outcome
- Sakha 4 variety treated by 30 P2O5/fed and mixed spraying with Zn 0.3 % + Mn 0.3 %e0
- Setting
- Toukh Directorate, Kalyubia Governorate, Egypte0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Therefore, this study recommends that Sakha 4 variety treated by 30 P2O5/fed and mixed spraying with Zn 0.3 % + Mn 0.3 % in order to improve the production of faba bean under the condition of Toukh Directorate, Kalyubia Governorate, Egypt.”
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