Abstract
The effect of three irrigation levels (100%, 75% and 50% of crop water requirement), five weed control treatments (pyroxsulam, mesosulfuron-methyl, isoproturon+diflufenican, hand weeding and unweeded check control treatment), five cobalt concentrations (0, 5, 10, 15 and 20 ppm) and their interaction on wheat productivity, weed growth and water use efficiency, were examined in two field experiments in sandy soil at the Agricultural Experimental Station of the National Research Centre, Egypt. The results indicated that pyroxsulam recorded the greatest weed control efficiency. Application of 100% of crop water requirement showed the largest values of flag-leaf area, chlorophyll content, plant height, spikes number/m2, grains number/spike, 1,000 grain weight, straw and grain yield of wheat plants, compared with all other irrigation treatments. Isoproturon+diflufenican followed by pyroxsulam and mesosulfuron-methyl treatments gave the largest grain yield. Application of cobalt resulted in recovery from the negative effects of insufficient water on wheat yield in low fertility soils and using cobalt at a rate of 15 ppm resulted in increased wheat grain yield. The maximum grain yield with largest protein and carbohydrates percentages in grains was obtained by application of 100% of crop water requirement with pyroxsulam and using 15 ppm cobalt, followed by 75% of crop water requirement combined with isoproturon+diflufenican treatment, with insignificant difference between both two interaction treatments.
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Claims 9
Claim · model-written summary
Pyroxsulam gave the greatest weed control efficiency.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- pyroxsulame0
- Interactor
- weede0weed
- Outcome
- weed control efficiencye0
- Direction
- greateste0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The results indicated that pyroxsulam recorded the greatest weed control efficiency.”
t0“Wheat productivity and water use efficiency responses to irrigation, cobalt and weed management”
Claim · model-written summary
Full irrigation gave the largest flag-leaf area, chlorophyll content, plant height relative to the other irrigation treatments.
- Taxon
- wheat plants
Triticum aestivume0 - Treatment
- 100% of crop water requiremente0
- Outcome
- flag-leaf area, chlorophyll content, plant heighte0
- Direction
- largeste0
- Comparator
- all other irrigation treatmentse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Application of 100% of crop water requirement showed the largest values of flag-leaf area, chlorophyll content, plant height, spikes number/m2, grains number/spike, 1,000 grain weight, straw and grain yield of wheat plants, compared with all other irrigation treatments.”
Claim · model-written summary
Full irrigation gave the largest spikes number/m2, grains number/spike, 1,000 grain weight relative to the other irrigation treatments.
- Taxon
- wheat plants
Triticum aestivume0 - Treatment
- 100% of crop water requiremente0
- Outcome
- spikes number/m2, grains number/spike, 1,000 grain weighte0
- Direction
- largeste0
- Comparator
- all other irrigation treatmentse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Application of 100% of crop water requirement showed the largest values of flag-leaf area, chlorophyll content, plant height, spikes number/m2, grains number/spike, 1,000 grain weight, straw and grain yield of wheat plants, compared with all other irrigation treatments.”
Claim · model-written summary
Full irrigation gave the largest straw and grain yield relative to the other irrigation treatments.
- Taxon
- wheat plants
Triticum aestivume0 - Treatment
- 100% of crop water requiremente0
- Outcome
- straw and grain yielde0
- Direction
- largeste0
- Comparator
- all other irrigation treatmentse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Application of 100% of crop water requirement showed the largest values of flag-leaf area, chlorophyll content, plant height, spikes number/m2, grains number/spike, 1,000 grain weight, straw and grain yield of wheat plants, compared with all other irrigation treatments.”
Claim · model-written summary
Isoproturon+diflufenican treatment gave the largest grain yield, followed by pyroxsulam and mesosulfuron-methyl.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- Isoproturon+diflufenicane0
- Outcome
- grain yielde0
- Direction
- largeste0
- Comparator
- pyroxsulam and mesosulfuron-methyl treatmentse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Isoproturon+diflufenican followed by pyroxsulam and mesosulfuron-methyl treatments gave the largest grain yield.”
t0“Wheat productivity and water use efficiency responses to irrigation, cobalt and weed management”
Claim · model-written summary
Cobalt application countered the negative effect of insufficient water on wheat yield in low fertility soils.
- Taxon
- wheat
Triticum aestivume0 - Treatment
- Application of cobalte0
- Outcome
- wheat yielde0
- Direction
- recoverye0
- Qualifier
- low fertility soilse0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Application of cobalt resulted in recovery from the negative effects of insufficient water on wheat yield in low fertility soils and using cobalt at a rate of 15 ppm resulted in increased wheat grain yield.”
Claim · model-written summary
Cobalt at 15 ppm increased wheat grain yield.
- Taxon
- wheat
Triticum aestivume0 - Treatment
- cobalt at a rate of 15 ppme0
- Outcome
- wheat grain yielde0
- Direction
- increasede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Application of cobalt resulted in recovery from the negative effects of insufficient water on wheat yield in low fertility soils and using cobalt at a rate of 15 ppm resulted in increased wheat grain yield.”
Claim · model-written summary
Full irrigation with pyroxsulam and 15 ppm cobalt produced the highest grain yield; the difference from 75% irrigation with isoproturon+diflufenican was insignificant.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- 100% of crop water requirement with pyroxsulam and using 15 ppm cobalte0
- Outcome
- grain yielde0
- Direction
- maximume0
- Comparator
- 75% of crop water requirement combined with isoproturon+diflufenican treatmente0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The maximum grain yield with largest protein and carbohydrates percentages in grains was obtained by application of 100% of crop water requirement with pyroxsulam and using 15 ppm cobalt, followed by 75% of crop water requirement combined with isoproturon+diflufenican treatment, with insignificant difference between both two interaction treatments.”
t0“Wheat productivity and water use efficiency responses to irrigation, cobalt and weed management”
Claim · model-written summary
Full irrigation with pyroxsulam and 15 ppm cobalt produced the highest protein and carbohydrates percentages in grains; the difference from 75% irrigation with isoproturon+diflufenican was insignificant.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- 100% of crop water requirement with pyroxsulam and using 15 ppm cobalte0
- Outcome
- protein and carbohydrates percentages in grainse0
- Direction
- largeste0
- Comparator
- 75% of crop water requirement combined with isoproturon+diflufenican treatmente0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The maximum grain yield with largest protein and carbohydrates percentages in grains was obtained by application of 100% of crop water requirement with pyroxsulam and using 15 ppm cobalt, followed by 75% of crop water requirement combined with isoproturon+diflufenican treatment, with insignificant difference between both two interaction treatments.”
t0“Wheat productivity and water use efficiency responses to irrigation, cobalt and weed management”
The same questions in other papers
cobalt atom · yield · Triticum aestivum (wheat)Positive and negative results
10 papers in the same direction as this paper · 2 in the opposite direction
- negative
- negative
- positive
9 papers more in this group
See all 13 papers →cobalt atom · quality: protein · Triticum aestivum (wheat)Results agree
1 paper in the same direction as this paper
- positive
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.