Abstract
Mechanically post-harvest puddled rice field has stubbles that often delay timely planting of winter wheat crop. Zero tillage increased the net return by decreasing the unwise tillage operations and labor charges. Keep in view, a randomized complete block design experiment in a split plot arrangement was conducted with four tillage system [conventional tillage, CT; deep tillage, DT; zero tillage with zone disc tiller, ZDT; and happy seeder, HS] in main plots and five nitrogen levels [0, 75, 100, 125, and 150 kg·ha-1] in subplots during 2009 to 2010 and 2010 to 2011 cropping seasons. Results showed that in 2009-10 and 2010-11 grain yield (4.6 Mg·ha-1 and 5.7 Mg·ha-1) in DT and (4.5 Mg·ha-1 and 5.8 Mg·ha-1) in HS were significantly higher compared with CT and ZDT. Significantly, maximum leaf area index (5.18 and 5.24) and crop growth rate (12.14 g·m-2·d-1 and 13.15 g·m-2·d-1) were noted in DT. Grain protein (11.78%) was significantly higher in DT compared with CT, ZDT, and HS during 2009-10 and 2010-11. Total yield (12.4 Mg·ha-1 and 16.4 Mg·ha-1) and grain yield (4.9 Mg·ha-1 and 6.5 Mg·ha-1) at N125 kg·ha-1 while grain protein (13.52%) at N150 kg·ha-1 was significantly higher than other nitrogen levels. Maximum LAI (5.08 and 5.51) and crop growth rate (14.68 g m-2·d-1 and 15.77 g<span style="font-family:Verdana, Helvetica, Arial;white-space:normal;background-col
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Claims 9
Claim · model-written summary
Zero tillage increased net return by reducing tillage and labor charges.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- Zero tillagee0
- Outcome
- net returne0
- Direction
- increasede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Zero tillage increased the net return by decreasing the unwise tillage operations and labor charges”
t0“of Wheat under Tillage”
Claim · model-written summary
Deep tillage had significantly higher grain yield than conventional and zone-disc zero tillage in both seasons.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- DTe0
- Outcome
- grain yielde0
- Direction
- highere0
- Value
- 4.6 Mg·ha-1 and 5.7 Mg·ha-1e0
- Comparator
- CT and ZDTe0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“grain yield (4.6 Mg·ha-1 and 5.7 Mg·ha-1) in DT and (4.5 Mg·ha-1 and 5.8 Mg·ha-1) in HS were significantly higher compared with CT and ZDT”
t0“of Wheat under Tillage”
Claim · model-written summary
Happy seeder had significantly higher grain yield than conventional and zone-disc zero tillage in both seasons.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- HSe0
- Outcome
- grain yielde0
- Direction
- highere0
- Value
- 4.5 Mg·ha-1 and 5.8 Mg·ha-1e0
- Comparator
- CT and ZDTe0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“grain yield (4.6 Mg·ha-1 and 5.7 Mg·ha-1) in DT and (4.5 Mg·ha-1 and 5.8 Mg·ha-1) in HS were significantly higher compared with CT and ZDT”
t0“of Wheat under Tillage”
Claim · model-written summary
Deep tillage produced maximum leaf area index.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- DTe0
- Outcome
- leaf area indexe0
- Direction
- maximume0
- Value
- 5.18 and 5.24e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“maximum leaf area index (5.18 and 5.24) and crop growth rate (12.14 g·m-2·d-1 and 13.15 g·m-2·d-1) were noted in DT”
t0“of Wheat under Tillage”
Claim · model-written summary
Deep tillage produced maximum crop growth rate.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- DTe0
- Outcome
- crop growth ratee0
- Direction
- maximume0
- Value
- 12.14 g·m-2·d-1 and 13.15 g·m-2·d-1e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“maximum leaf area index (5.18 and 5.24) and crop growth rate (12.14 g·m-2·d-1 and 13.15 g·m-2·d-1) were noted in DT”
t0“of Wheat under Tillage”
Claim · model-written summary
Deep tillage increased grain protein relative to the other tillage systems.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- DTe0
- Outcome
- Grain proteine0
- Direction
- highere0
- Value
- 11.78%e0
- Comparator
- CT, ZDT, and HSe0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Grain protein (11.78%) was significantly higher in DT compared with CT, ZDT, and HS”
t0“of Wheat under Tillage”
Claim · model-written summary
N125 kg·ha-1 produced higher total yield than other nitrogen levels.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- N125 kg·ha-1e0
- Outcome
- Total yielde0
- Direction
- highere0
- Value
- 12.4 Mg·ha-1 and 16.4 Mg·ha-1e0
- Comparator
- other nitrogen levelse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Total yield (12.4 Mg·ha-1 and 16.4 Mg·ha-1) and grain yield (4.9 Mg·ha-1 and 6.5 Mg·ha-1) at N125 kg·ha-1 while grain protein (13.52%) at N150 kg·ha-1 was significantly higher than other nitrogen levels”
t0“of Wheat under Tillage”
Claim · model-written summary
N125 kg·ha-1 produced higher grain yield than other nitrogen levels.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- N125 kg·ha-1e0
- Outcome
- grain yielde0
- Direction
- highere0
- Value
- 4.9 Mg·ha-1 and 6.5 Mg·ha-1e0
- Comparator
- other nitrogen levelse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Total yield (12.4 Mg·ha-1 and 16.4 Mg·ha-1) and grain yield (4.9 Mg·ha-1 and 6.5 Mg·ha-1) at N125 kg·ha-1 while grain protein (13.52%) at N150 kg·ha-1 was significantly higher than other nitrogen levels”
t0“of Wheat under Tillage”
Claim · model-written summary
N150 kg·ha-1 produced higher grain protein than other nitrogen levels.
- Taxon
- Wheat
Triticum aestivumt0 - Treatment
- N150 kg·ha-1e0
- Outcome
- grain proteine0
- Direction
- highere0
- Value
- 13.52%e0
- Comparator
- other nitrogen levelse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“grain protein (13.52%) at N150 kg·ha-1 was significantly higher than other nitrogen levels”
t0“of Wheat under Tillage”
The same questions in other papers
tillage · yield · Triticum aestivum (wheat)Positive and negative results
1,115 papers in the same direction as this paper · 257 in the opposite direction · 41 reporting no difference from an alternative
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