Abstract
The effect of seed rate and irrigation level on the performance of wheat cv. Gourab was studied. The experiment comprises of two factors namely (1) four seed rate viz. 100, 120, 140 and 160 kgha-1 and (2) four levels of irrigation namely (i) no irrigation i.e. control, (ii) one irrigation given at Crown root initiation (CRI) stage, (iii) two irrigations given at CRI and Panicle initiation stages and (iv) three irrigation given at CRI, panicle initiation and grain filling stages. All of the yields contributing characters were significantly affected by seed rate except 1000-grain weight. The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1. Most of the yields contributing characters were significant due to effect of irrigation level. The highest plant height (82.33 cm), spike length (8.37 cm), filled grain spike-1 (31.90), effective tillers plant-1 (3.31), grain yield (3.30 t ha-1), straw yield (4.09 t ha-1), biological yield(7.39 t ha-1) and harvest index (44.47%) were recorded when one irrigation given at CRI stage . The interaction between seed rate and irrigation level influenced significantly all the plant characters except plant height, spikelets spike-1 and 1000-grains weight. The highest spike length (8.63 cm), grain yield (3.70 t ha-1), biological yield (8.06 t ha-1) and harvest index (45.91%) were found from the seed rate of 140 kg ha-1 combined with one irrigation applied at CRI stage. So it may be stated that the seed rate of 140 kg ha-1 with one irrigation given at CRI stage may be practiced for better performance of wheat cv. Gourab. Keyword: Seed rate; Irrigation level; Gourab DOI: 10.3329/jbau.v7i1.4797 J. Bangladesh Agril. Univ. 7(1): 47-52, 2009
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Claims 20
Claim · model-written summary
Seed rate significantly affected yield contributing characters other than 1000-grain weight.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed ratee0
- Outcome
- yields contributing characterse0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“All of the yields contributing characters were significantly affected by seed rate except 1000-grain weight.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, plant height was highest at 82.36 cm.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- plant heighte0
- Direction
- higheste0
- Value
- 82.36 cme0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, total tillers per plant were highest at 8.99.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- total tillers plant-1e0
- Direction
- higheste0
- Value
- 8.99e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, effective tillers per plant were highest at 3.49.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- effective tillers plant-1e0
- Direction
- higheste0
- Value
- 3.49e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, spike length was highest at 8.05 cm.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- spike lengthe0
- Direction
- higheste0
- Value
- 8.05 cme0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, spikelets per spike were highest at 15.50.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- spikelets spike-1e0
- Direction
- higheste0
- Value
- 15.50e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, filled grains per spike were highest at 31.05.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- filled grain spike-1e0
- Direction
- higheste0
- Value
- 31.05e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, grain yield was highest at 2.82 t ha-1.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- grain yielde0
- Direction
- higheste0
- Value
- 2.82 t ha-1e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, straw yield was highest at 3.73 t ha-1.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- straw yielde0
- Direction
- higheste0
- Value
- 3.73 t ha-1e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, biological yield was highest at 6.55 t ha-1.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- biological yielde0
- Direction
- higheste0
- Value
- 6.55 t ha-1e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
At 140 kg ha-1, harvest index was highest at 42.43%.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- seed rate of 140 kg ha-1e0
- Outcome
- harvest indexe0
- Direction
- higheste0
- Value
- 42.43%e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.36 cm), total tillers plant-1(8.99), effective tillers plant-1(3.49) , spike length (8.05 cm), spikelets spike-1 (15.50), filled grain spike-1 (31.05), grain yield (2.82 t ha-1), straw yield (3.73 t ha-1), biological yield (6.55 t ha-1) and harvest index (42.43%) were recorded from the seed rate of 140 kg ha-1.”
t0“wheat”
Claim · model-written summary
One irrigation at CRI gave the highest plant height of 82.33 cm.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- one irrigation given at CRI stagee0
- Outcome
- plant heighte0
- Direction
- higheste0
- Value
- 82.33 cme0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.33 cm), spike length (8.37 cm), filled grain spike-1 (31.90), effective tillers plant-1 (3.31), grain yield (3.30 t ha-1), straw yield (4.09 t ha-1), biological yield(7.39 t ha-1) and harvest index (44.47%) were recorded when one irrigation given at CRI stage .”
t0“wheat”
Claim · model-written summary
One irrigation at CRI gave the highest spike length of 8.37 cm.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- one irrigation given at CRI stagee0
- Outcome
- spike lengthe0
- Direction
- higheste0
- Value
- 8.37 cme0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.33 cm), spike length (8.37 cm), filled grain spike-1 (31.90), effective tillers plant-1 (3.31), grain yield (3.30 t ha-1), straw yield (4.09 t ha-1), biological yield(7.39 t ha-1) and harvest index (44.47%) were recorded when one irrigation given at CRI stage .”
t0“wheat”
Claim · model-written summary
One irrigation at CRI gave the highest filled grains per spike of 31.90.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- one irrigation given at CRI stagee0
- Outcome
- filled grain spike-1e0
- Direction
- higheste0
- Value
- 31.90e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.33 cm), spike length (8.37 cm), filled grain spike-1 (31.90), effective tillers plant-1 (3.31), grain yield (3.30 t ha-1), straw yield (4.09 t ha-1), biological yield(7.39 t ha-1) and harvest index (44.47%) were recorded when one irrigation given at CRI stage .”
t0“wheat”
Claim · model-written summary
One irrigation at CRI gave the highest effective tillers per plant of 3.31.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- one irrigation given at CRI stagee0
- Outcome
- effective tillers plant-1e0
- Direction
- higheste0
- Value
- 3.31e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.33 cm), spike length (8.37 cm), filled grain spike-1 (31.90), effective tillers plant-1 (3.31), grain yield (3.30 t ha-1), straw yield (4.09 t ha-1), biological yield(7.39 t ha-1) and harvest index (44.47%) were recorded when one irrigation given at CRI stage .”
t0“wheat”
Claim · model-written summary
One irrigation at CRI gave the highest grain yield of 3.30 t ha-1.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- one irrigation given at CRI stagee0
- Outcome
- grain yielde0
- Direction
- higheste0
- Value
- 3.30 t ha-1e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.33 cm), spike length (8.37 cm), filled grain spike-1 (31.90), effective tillers plant-1 (3.31), grain yield (3.30 t ha-1), straw yield (4.09 t ha-1), biological yield(7.39 t ha-1) and harvest index (44.47%) were recorded when one irrigation given at CRI stage .”
t0“wheat”
Claim · model-written summary
One irrigation at CRI gave the highest straw yield of 4.09 t ha-1.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- one irrigation given at CRI stagee0
- Outcome
- straw yielde0
- Direction
- higheste0
- Value
- 4.09 t ha-1e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.33 cm), spike length (8.37 cm), filled grain spike-1 (31.90), effective tillers plant-1 (3.31), grain yield (3.30 t ha-1), straw yield (4.09 t ha-1), biological yield(7.39 t ha-1) and harvest index (44.47%) were recorded when one irrigation given at CRI stage .”
t0“wheat”
Claim · model-written summary
One irrigation at CRI gave the highest biological yield of 7.39 t ha-1.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- one irrigation given at CRI stagee0
- Outcome
- biological yielde0
- Direction
- higheste0
- Value
- 7.39 t ha-1e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.33 cm), spike length (8.37 cm), filled grain spike-1 (31.90), effective tillers plant-1 (3.31), grain yield (3.30 t ha-1), straw yield (4.09 t ha-1), biological yield(7.39 t ha-1) and harvest index (44.47%) were recorded when one irrigation given at CRI stage .”
t0“wheat”
Claim · model-written summary
One irrigation at CRI gave the highest harvest index of 44.47%.
- Taxon
- wheat
Triticum aestivumt0 - Treatment
- one irrigation given at CRI stagee0
- Outcome
- harvest indexe0
- Direction
- higheste0
- Value
- 44.47%e0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The highest plant height (82.33 cm), spike length (8.37 cm), filled grain spike-1 (31.90), effective tillers plant-1 (3.31), grain yield (3.30 t ha-1), straw yield (4.09 t ha-1), biological yield(7.39 t ha-1) and harvest index (44.47%) were recorded when one irrigation given at CRI stage .”
t0“wheat”
Claim · model-written summary
A seed rate of 140 kg ha-1 with one CRI irrigation is recommended for wheat performance.
- Taxon
- wheat cv. Gourab
Triticum aestivume0 - Outcome
- seed rate of 140 kg ha-1 with one irrigation given at CRI stagee0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“the seed rate of 140 kg ha-1 with one irrigation given at CRI stage may be practiced for better performance of wheat cv. Gourab”
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