Effect of KNO3 feliar apraying for paddy Rice in Viet NamTab 1 : Treatrient of experiment.. AT Rice stage Concentration of KNO3 3% With 300 liter/ha Tab2 : Effect of KNO 3 feliar apray
Trang 1Effect of KNO3 feliar apraying for paddy Rice in Viet Nam
Tab 1 : Treatrient of experiment.
AT Rice stage
Concentration of KNO3 3% With 300 liter/ha
Tab2 : Effect of KNO 3 feliar apraying on yield and yield component of rice on degraded soil in Bac Giang- Spring Rice 2009 ( Quinntal/ha)
Number of
paricals/m2 Number of
grain/pan umfiiied% of
grain
1000 grain weight(g) Grainyield 1A
1B
2
3
12
LS
DO5
Tab3 Effect of KNO 3 Spraying on yield and yield Component of rice on degraded
Number of
paricals/m2
Number of grain/pan
% of umfiiied grain
1000 grain weight(g)
Grain yield
Trang 21B
2
3
12
LS
DO5
Tab 4: Effect of KNO 3 Spraying on yield and yield Component of rice on Alluvial
Number of
paricals/m2
Number of grain/pan umfiiied% of
grain
1000 grain weight(g) Grainyield 1A
1B
2
3
12
LS
DO5
Tab 5: Effect of KNO 3 Spraying on yield and yield Component of rice on Alluvial
Number of
paricals/m2
Number of grain/pan
% of umfiiied grain
1000 grain weight(g)
Grain yield 1A
1B
2
3
12
LS
DO5
Trang 3Tab 6: Effect of KNO 3 Spraying on rice yield on degraded Soie in Bac Giang - 2009
( Quinal/ha)
1A
1B
2
3
12
LSD05
Tab 7: Effect of KNO 3 Spraying on rice yield on Alluvital Soie in Nam Dinh
-2009 ( Quinal/ha)
1A
1B
2
3
12
LSD05
Trang 4Tab 8: Effect of KNO 3 Spraying on N and K 2 0 uptake bypaddy Rice on degraded Soil
1B
2
3
4
12
Tab 9: Effect of KNO 3 Spraying on N and K 2 0 uptake bypaddy Rice on Aluurial Soil
1B
2
3
4
12
Trang 5
Effect of KNO3 Spraying on N and K20 uptake by SummerRice (Kg/ha)
Bac Giang- 2009
Fig 4.
S0 S0 S1 S1 S2 S2 S3 S3 S3 S3 S3 S3
100% 75% 50% BacalMop
73.2
100.6 81.4
114.5 88.0
123.5
89.0
125.6
85.1
119.3
80.4
109.6
Trang 6Effeet of KNO3 Spring on N and K20 uptake by Spring Rice ( kg/ha) Nam Dinh-2009
Fig 5.
S0 S0 S1 S1 S2 S2 S3 S3 S3 S3 S3 S3
100% 75% 50% BacalMop
108.6
138.7
119.2
150.5
126.0
153.5
130.9
158.6
124.7
153.9
122.6
150.2
Trang 7Effect of KNO3 Spaying on N and K20 uptake by Sring Rice (kg/ha)
Bac Giang- 2009 Fig 3.
S0 S0 S1 S1 S2 S2 S3 S3 S3 S3 S3 S3
100% 75% 50% BacalMop
Effect of KNO3 spraying on Grain yield Respouse in Nam Dinh ( Quintal/ha) Fig 2.
85.5
122.9
89.0
133.4
92.9
134.6
97.6
135.3
94.5
132.9
92.1
133.4
Trang 8
S1 S2 S3 S3 S3 S1 S2 S3 S3 S3
100 75 50 100 75 50 Sping Rice 2009 Summer Rice 2009
Effect of KNO3 Spraying on grain yield Response in Bac Giang ( Quintal/ha) Fig 1.
7.2
4.8
4.6
2.7 3.7
6.3 5.9
5.8
3.5
6.2 7.4
6.1 5.0
Trang 9S1 S2 S3 S3 S3 S1 S2 S3 S3 S3
100% 75 50 100% 75 50 Spring Rice- 2009 Summer Rice- 2009