Agriculture Reference
In-Depth Information
Table 24 Seasonal variation in yield and yield components at four locations in the
tropics.
Location Planting Number
Variety
Yield range
cv
Time
of crops
(t/ha)
Los Banos
Jan-Dec
19
IR747-B2-6 4.21-7.13
15.4
Bankhen
Jan-Dec
11
RD1
3.49-5.77
13.2
Jan-Dec
11
IR8
3.70-6.13
13.8
Chinat
Dec-July
8
RD3
5.11-7.28
12.5
Dec-July
8
RD4
4.67-7.09
13.6
Dec-July
8
C4-63
5.33-6.63
9.0
Dec-July
8
IR661-140
5.61-7.64
9.4
Hyderabad
July & Jan
2
IET1991
7.6 & 11.6
-
July & Jan
2
IET1039
6.1 & 11.1
-
Spikelet number (10 3 /m 2 )
Los Banos
Jan-Dec
19
IR747-B2-6 29.0-47.0
15.1
Bangkhen
Jan-Dec
11
RD1
21.3-28.4
7.9
Jan-Dec
11
IR8
22.8-29.1
6.9
Chinat
Dec-July
8
RD3
18.1-28.9
12.8
Dec-July
8
RD4
23.0-32.6
12.3
Dec-July
8
C4-63
22.0-33.0
12.7
Dec-July
8
IR661-140
23.3-35.8
13.8
Hyderabad
July & Jan
2
IET1991
57.2 & 66.1
-
July & Jan
2
IET1039
57.1 & 81.7
-
Grain Weight (g/1000)
Los Banos
Jan-Dec
19
IR747-B2-6 17.2-19.1
2.9
Bangkhen
Jan-Dec
11
RD1
27.2-28.6
5.7
Jan-Dec
11
IR8
27.2-30.1
3.1
Chinat
Dec-July
8
RD3
29.5-32.6
3.8
Dec-July
8
RD4
29.4-32.2
2.9
Dec-July
8
C4-63
24.3-27.3
3.7
Dec-July
8
IR661-140
24.7-28.1
3.8
Hyderabad
July & Jan
2
IET1991
20.3 & 20.3
-
July & Jan
2
IET1039
18.3 & 18.3
-
Table 24 contd....
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