0761- sri lankan farmer-based research presentation on sri
DESCRIPTION
Research Details Season 2007 YALA Variety BG-300 Duration 3.5 monthsTRANSCRIPT
Farmer-Based Research
Season 2007 YALA Variety BG-300Duration 3.5 months
Location at Warakapola
Famer: W.K. SENARATHNA
METHODS:1 SRI2 Direct seeding3 Normal broadcasting4 Normal transplanting
PLOT STRUCTURE FOR STUDY
Plot 1st row T1 2nd row T2 3rd row T3
1 Direct Seeding Normal Broadcasting SRI
2 SRI Normal Transplanting Direct Seeding
3 Normal Broadcasting Direct Seeding Normal Transplanting
4 Normal Transplanting SRI Normal Broadcasting
GROWTH: ROOTS
Growth rates were measured three times with the below results:
1st counting @ 4 WEEKS (length cm)
2nd counting @ 6 WEEKS
(length cm)
3rd counting @ 8 WEEKS(length cm)
SRI 18.75 21.25 27
Direct Seeding 15 18.75 28
Normal Transplanting 10 23.75 26
Normal Broadcasting 8.75 18.75 21
GROWTH: ROOTS
GROWTH: PLANT HEIGHT
1st counting @ 4 WEEKS (length cm)
2nd counting @ 6 WEEKS(length cm)
3rd counting @ 8 WEEKS(length cm)
SRI 42.5 54 65
Direct Seeding 32.5 58 80Normal
Transplanting 22.5 50 64
Normal Broadcasting 32.5 58 69
GROWTH: PLANT HEIGHT
0
10
20
30
40
50
60
70
80
90
4 WEEK 6 WEEK 8 WEEK
SRI
RS
NT
NBC
GROWTH: TILLERS PER PLANT
1st counting @ 4 WEEKS (length cm)
2nd counting @ 6 WEEKS(length cm)
3rd counting @ 8 WEEKS(length cm)
SRI 2 5 12
Direct Seeding 2 3 8Normal
Transplanting 2 8 6
Normal Broadcasting 2 2 2
GROWTH: TILLERS PER PLANT
0
2
4
6
8
10
12
14
4 WEEK 6 WEEK 8 WEEK
SRI
RS
NT
NBC
SEEDS PER PANICLE
SRI NUMBER OF
PANICLES TOTAL- ALL 3AVERAGE PER
PANICLE
LONG 3 690 230
MEDIUM 3 405 135
SHORT 3 302 101
Total Seeds per panicle 466
Overall average - SRI 155
DIRECT SEEDING
LONG 3 535 178
MEDIUM 3 222 74
SHORT 3 166 55
Total Seeds per panicle 307
Overall average – Direct Seeding 102
SEEDS PER PANICLE
NORMAL TRANSPLANTINGNUMBER OF PANICLES TOTAL- ALL 3
AVERAGE PER
PANICLE
LONG 3 386 129
MEDIUM 3 307 102
SHORT 3 282 94
Total Seeds per panicle 325
Overall average – Normal Transplanting 108
NORMAL BROADCASTING
LONG 3 441 147
MEDIUM 3 283 94
SHORT 3 113 38
Total Seeds per panicle 279
Overall average – Normal Broadcasting 93
SEEDS PER PANICLE: SUMMARY
FINAL (Average number of seeds per panicle)
SRI 155
DS 102
NT 108
NBC 93
SUCCESSFUL TILLERS WITH GRAIN
Panicles per m2
SRI 260
DS 258
NT 319
NBC 363
SUCCESSFUL TILLERS WITH GRAIN
0
50
100
150
200
250
300
350
400
pin: per sq m:
SRI
RS
NT
NBC
HARVEST PER SQ METER PER gm
0100
200300
400500
600700
800
1
NBC
NT
RS
SRI
HARVEST PER SQUARE METRE (GRAMS)
VARIATIONS IN HARVESTS BETWEEN DIFFERENT PLOTS (GRAMS PER SQUARE METRE) -- NORMAL BROADCASTING
400
420
440
460
480
500
520
540
1
NBC 1
NBC 2
NBC 3,
VARIATIONS IN HARVESTS BETWEEN DIFFERENT PLOTS (GRAMS PER SQUARE METRE) –
NORMAL TRANSPLANTING
570
580
590
600
610
620
630
1
NT 1
NT 2
NT 3
VARIATIONS IN HARVESTS BETWEEN DIFFERENT PLOTS (GRAMS PER SQUARE METRE) – DIRECT SEEDING
540
560
580
600
620
640
660
680
1
RS1
RS2
RS3
VARIATIONS IN HARVESTS BETWEEN DIFFERENT
PLOTS (GRAMS PER SQUARE METRE) – SRI
0
100
200
300
400
500
600
700
800
900
1
SRI1
SRI2
SRI3
VARIATIONS IN HARVESTS BETWEEN DIFFERENT PLOTS (KILOGRAMS PER 5 SQUARE METRES)
NBC
NT
RS
SRI
0
5
10
15
20
25
1
To
tal
kgs
Thank you