Effect of KNO3 Spraying on yield and yield Component of rice on degraded Soie in Bac GiangSummer rice – 2009

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Effect of KNO3 Spraying on yield and yield Component of rice on degraded Soie in Bac GiangSummer rice – 2009( Quinal/ha)

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Nội dung Text: Effect of KNO3 Spraying on yield and yield Component of rice on degraded Soie in Bac GiangSummer rice – 2009

Effect of KNO3 feliar apraying for paddy Rice in Viet Nam Tab 1 : Treatrient of experiment. No Fertilires Addition spraying KNO3 AT Rice F stage PI 1 NP 0 0 0 2 NP + + + 3 NPK( Basal 100%.MOP) 0 0 0 4 NPK(Basal 100%.MOP) + 0 0 5 NPK(Basal 100%.MOP) 0 + 0 6 NPK(Basal 100%.MOP) 0 0 + 7 NPK(Basal 100%.MOP) + + 0 8 NPK(Basal 100%.MOP) 0 + + 9 NPK(Basal 100%.MOP) + + + 10 NPK(Basal 75%.MOP) + + + 11 NPK(Basal 50%.MOP) + + + 12 NPK(Basal 50% 0 0 0 +75%.at+PI) Concentration of KNO3 3% With 300 liter/ha Tab2 : Effect of KNO3 feliar apraying on yield and yield component of rice on degraded soil in Bac Giang Spring Rice 2009 ( Quinntal/ha) Trat Number of Number of % of 1000 Grain paricals/ grain/pan umfiiied grain yield m2 grain weight(g ) 1A 1B 2 3 . . . 12 LS DO5
Tab3. Effect of KNO3 Spraying on yield and yield Component of rice on degraded Soie in Bac Giang Summer rice – 2009 ( Quinal/ha) Trat Number of Number of % of 1000 Grain paricals/ grain/pan umfiiied grain yield m2 grain weight(g ) 1A 1B 2 3 . . . 12 LS DO5 Tab 4: Effect of KNO3 Spraying on yield and yield Component of rice on Alluvial Soie in Nam Dinh Spring Rice – 2009 ( Quinal/ha) Trat Number of Number of % of 1000 Grain paricals/ grain/pan umfiiied grain yield m2 grain weight(g ) 1A 1B 2 3 . . . 12
LS DO5 Tab 5: Effect of KNO3 Spraying on yield and yield Component of rice on Alluvial Soie in Nam Dinh Summer rice – 2009 ( Quinal/ha) Trat Number of Number of % of 1000 Grain paricals/ grain/pan umfiiied grain yield m2 grain weight(g ) 1A 1B 2 3 . . . 12 LS DO5 Tab 6: Effect of KNO3 Spraying on rice yield on degraded Soie in Bac Giang 2009 ( Quinal/ha) Trea Spring Rice Summer Rice t Yield Response Yield Response Quintal % Quinal/ % /ha ha
1A 1B 2 3 . . . . 12 LSD0 5 Tab 7: Effect of KNO3 Spraying on rice yield on Alluvital Soie in Nam Dinh 2009 ( Quinal/ha) Trea Spring Rice Summer Rice t Yield Response Yield Response Quintal % Quinal/ % /ha ha 1A 1B 2 3 . . . . 12 LSD0 5
Tab 8: Effect of KNO3 Spraying on N and K20 uptake bypaddy Rice on degraded Soil in Bac Giang 2009 ( Kg N and K20/ha) Treat Spring Rice Summer Rice N K20 N K20 1B 2 3 4 . . . . 12 Tab 9: Effect of KNO3 Spraying on N and K20 uptake bypaddy Rice on Aluurial Soil in Nam Dinh 2009 ( Kg N and Kg K20/ha) Treat Spring Rice Summer Rice N K20 N K20 1B 2 3 4 . . . . 12
Effect of KNO3 Spraying on N and K20 uptake by SummerRice (Kg/ha) Bac Giang 2009 Fig 4.
73. 81. 114. 88. 123 89. 125 85. 119 109. 100. 0 80.4 2 4 5 .5 0 .6 1 .3 6 6 S0 S0 S1 S1 S2 S2 S3 S3 S3 S3 S3 S3 100% 75% 50% BacalMop
Effeet of KNO3 Spring on N and K20 uptake by Spring Rice ( kg/ha) Nam Dinh2009 Fig 5. 158.6 153. 150. 138. 150. 153. 9 2 7 5 5 108. 119. 126. 130. 124. 122. 6 2 0 9 7 6 S0 S0 S1 S1 S2 S2 S3 S3 S3 S3 S3 S3 100% 75% 50% BacalMop N K20
Effect of KNO3 Spaying on N and K20 uptake by Sring Rice (kg/ha) Bac Giang 2009 Fig 3. 134. 135. 132. 133. 122. 133. 6 3 9 4 9 4 94. 92. 85.5 89. 92. 97. 5 1 0 9 6 S0 S0 S1 S1 S2 S2 S3 S3 S3 S3 S3 S3 100% 75% 50% BacalMop N K20
Effect of KNO3 spraying on Grain yield Respouse in Nam Dinh ( Quintal/ha) Fig 2. 5. 4. 4. 7. 4. 10. 8.5 4 2 8 6 6. 8.7 11. 0 1 9 3 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. 2. 6. 5. 3. 6. 7. 3. 5. 4 6. 5. 7 3 9 5 2 7 8 1 0
S1 S2 S3 S3 S3 S1 S2 S3 S3 S3 100% 75 50 100% 75 50 Spring Rice 2009 Summer Rice 2009