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A study involving different wheat varieties with regard to their response to …

Biology Articles » Agriculture » Plant Production » Bread wheat varieties as influenced by different nitrogen levels » Tables

Tables
- Bread wheat varieties as influenced by different nitrogen levels

 

Table 1

Plant height (cm) in wheat varieties as affected by different nitrogen levels

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Nitrogen levels (kg/ha) Daman-98 Punjab-96 Dera-98 Inqilab-91 Means
0 78.5* 64.9 53.5 65.7 65.6c
50 86.7 80.4 60.6 77.6 76.3b
100 91.0 85.9 68.7 82.6 82.0a
150 92.8 81.0 65.7 84.8 81.1a
200 87.8 85.9 67.8 87.2 82.2a
Means 87.4a 79.6b 63.3c 79.6b
*Non-significant; CV.=8.15%; Means not sharing a letter in common differ significantly at 5% level of probability

 

 

 

Table 2

Plant population/m2 of wheat varieties as affected by different nitrogen levels

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Nitrogen levels (kg/ha) Daman-98 Punjab-96 Dera-98 Inqilab-91 Means
0 158.3* 152.8 211.8 236.5 189.8c
50 219.5 234.3 306.0 323.3 270.8b
100 267.5 315.5 373.3 310.3 316.6ab
150 279.3 278.8 333.5 336.5 307.0ab
200 281.6 299.0 456.8 368.5 351.4a
Means 241.2 b 256.1b 336.3a 315.0ab
*Non-significant; CV.=20.51%; Means not sharing a letter in common differ significantly at 5% level of probability
 

 

 

 

Table 3

Number of spikes/m2 of wheat varieties as affected by different nitrogen levels

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Nitrogen levels (kg/ha) Daman-98 Punjab-96 Dera-98 Inqilab-91 Means
0 133.0* 135.8 158.3 189.0 154.0c
50 219.5 227.0 302.5 271.5 255.1b
100 257.3 266.0 344.8 277.5 286.4ab
150 266.5 261.0 282.3 277.3 271.8ab
200 260.3 261.0 422.5 318.0 315.4a
Means 227.3* 230.2 302.1 266.6
*Non-significant; CV.=21.3%; Means not sharing a letter in common differ significantly at 5% level of probability
 

 

 

 

Table 4

Single spike weight (g) of wheat varieties as affected by different nitrogen levels

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Nitrogen levels (kg/ha) Daman-98 Punjab-96 Dera-98 Inqilab-91 Means
0 3.4* 2.7 2.6 2.6 2.8c
50 3.8 3.1 3.0 2.8 3.2b
100 4.2 3.1 3.1 2.9 3.3ab
150 4.2 2.9 2.6 3.1 3.2b
200 4.2 3.4 3.3 3.2 3.5a
Means 3.9a 3.0b 2.9b 2.9b
*Non-significant; CV.=11.85%; Means not sharing a letter in common differ significantly at 5% level of probability
 

 

 

 

Table 5

Number of grain/spike of wheat varieties as affected by different nitrogen levels

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Nitrogen levels (kg/ha) Daman-98 Punjab-96 Dera-98 Inqilab-91 Means
0 47.3cd 46.7cd 47.0cd 43.0d 46.0c
50 48.5cd 48.7bcd 48.9bcd 49.7abcd 48.9bc
100 50.7abcd 53.0abc 51.2abcd 53.0abc 51.9ab
150 52.3abcd 58.1ab 55.4bc 53.0abc 54.7a
200 53.4abc 52.8abc 56.2ab 59.1a 55.4a
Means 50.0* 51.8 51.7 51.6
*Non-significant; CV.=10.86%; Means not sharing a letter in common differ significantly at 5% level of probability

 

 

 

Table 6

1000-grain weight (g) of wheat varieties as affected by different nitrogen levels

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Nitrogen levels (kg/ha) Daman-98 Punjab-96 Dera-98 Inqilab-91 Means
0 40.5* 42.5 39.0 42.0 41.0c
50 45.3 46.3 45.8 46.3 45.9ab
100 45.4 45.0 46.2 46.0 45.6ab
150 46.3 46.5 45.9 49.0 46.9a
200 47.2 46.3 46.4 47.0 46.7a
Means 44.9* 45.3 44.7 46.1
*Non-significant; CV.=7.83%; Means not sharing a letter in common differ significantly at 5% level of probability
 

 

 

 

Table 7

Biological yield (t/ha) of wheat varieties as affected by different nitrogen levels

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Nitrogen levels (kg/ha) Daman-98 Punjab-96 Dera-98 Inqilab-91 Means
0 3.8d 2.9d 2.2d 3.6d 3.1c
50 9.3abc 7.4bcd 7.1bcd 8.4bc 8.0b
100 9.8ab 7.9bcd 8.1bc 9.3ab 8.8ab
150 10.0a 7.8bcd 7.6bcd 9.9ab 8.8ab
200 9.8ab 9.3abc 8.9ab 10.5a 9.6a
Means 8.5* 7.0 6.8 8.3
*Non-significant; CV.=22.11%; Means not sharing a letter in common differ significantly at 5% level of probability
 

 

 

 

Table 8

Grain yield (t/ha) of wheat varieties as affected by different nitrogen levels

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Nitrogen levels (kg/ha) Daman-98 Punjab-96 Dera-98 Inqilab-91 Means
0 1.6d 1.4d 1.6d 1.5d 1.5c
50 4.8abc 4.1bcd 3.9cd 4.4cd 4.3ab
100 4.8abc 4.1bcd 4.4bcd 4.4bcd 4.4ab
150 5.6a 4.3bcd 4.5bcd 5.7a 5.0a
200 5.4ab 4.7bcd 4.5bcd 5.6ab 5.0a
Means 4.4a 3.7b 3.8b 4.3a
CV.=25.33%; Means not sharing a letter in common differ significantly at 5% level of probability
 

 

 

 

Table 9

Soil analysis report

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No. Contents Date
Nov. 2000 May 2001
1 pH 8.5 8.5
2 Ecx 106 1:5 1200 1300
3 Ca2++Ma2+ (meq*/L) 6.1 6.9
4 CO3 (meq/L) Nil Nil
5 HCO3 (meq/L) 1.4 0.9
6 Cl (meq/L) 2.3 3.8
7 P (×10−6) 7 7
8 Organic matter (%) 0.5 0.7
9 N (%) 0.02 0.03
10 Lime (% age) 20.3 16.8
11 Gypsum requried (t/ha) Nil Nil
Location: Agronomic research area, Faculty of Agriculture D.I. Khan (NWFP) Pakistan
*meq: Milli equivalent

 

 

 

 

Table 10

Grain proteins content (%) of wheat varieties as affected by different nitrogen levels

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Nitrogen levels (kg/ha) Daman-98 Punjab-96 Dera-98 Inqilab-91 Means
0 8.7i 8.7i 8.5i 8.6i 8.6e
50 10.8h 11.2h 11.4ef 12.5ef 11.5d
100 11.8fg 12.5ef 12.9de 12.7c 12.5c
150 13.0e 13.2cde 13.9abc 13.5b 13.4
200 13.7bcd 14.1ab 14.5a 14.2a 14.5a
Means 11.6d 11.9c 12.2b 12.3
CV.=4.09%; Means not sharing a letter in common differ significantly at 5% level of probability

 

 

 


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