lecture to ado csisa-irri at irri dhaka on 7 june 2011.ppt final.ppt to irri _1

8/6/2019 Lecture to ADO CSISA-IRRI at IRRI Dhaka on 7 June 2011.Ppt Final.ppt to IRRI _1

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Rice Varieties (HYV and Aman)*

Dr. M. A. MazidHub Manager

CSISA(IRRI)

Dinajpur Hub (NW Bangladesh)

Prepared for the Training on Adaptive Research and Technology Delivery inRice production of ADO, IRRI-CSISA at IRRI Bangladesh Office, Dhaka

7-9 June 2011


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evsjv`k avb MelYv BbwwUDU (we) Gi wevbxMY Gch KlKi gvV wewfb gmygi cixv-wbixv

Pvwjq 4wU nvBweW avb mn 55wU Ddkx avbi RvZ Ges avb

Drcv`b ew I KjvKkj Dveb KiQb|

we DvweZ avbi wgK b^ii AvM weAvi (BR) K_vjLv nq hgb weAvi 1 A_vr evsjv`k ivBm 1|

GQvov G mg RvZi GKwU Ki Rbwcq bvgI iqQ|G wbqg weAvi 26 ch PjQ wK

cieZxZ bvgKiYi wbqg cwieZb Ki weAvi (BR)Gi jay weavb (BRRI dhan) mshvwRZ nqQ|

hgb weavb 27- weavb 48(BRRI dhan27-BRRI

dhan55)


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Broadly rice can be grouped into two types

based on day length:

Photo sensitive Timely fixed(flowered in the early November) suitable for Aman season

only. Varieties: Nizersail, latisail, BR22, BR23, BRRI

dhan34, BRRI dhan46 (i.e all are late harvest so 2nd cropestablishment is delayed due to mature in early Dec)

Photo Insensitive-Periodically fixed (flowered after

certain period depending on growth duration) suitable for all3 seasons (Boro, Aus & Aman )

Varieties: BR1, BR14(Boro, Aus), BR3, BRRI dhan56 (Boro, Aus, Aman),

BRRI dhan28,BRRI dhan29,BRRI dhan50 (boro only)


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Aman Rice (BRRI) varieties (24): BR4,BR5,BR10, BR11, BR22, BR23, BR25

BRRI dhan30 BRRI dhan31 BRRI dhan32 BRRI dhan33 BRRI dhan34

BRRI dhan37 BRRI dhan38 BRRI dhan39 BRRI dhan40 BRRI dhan41 BRRI dhan44

BRRI dhan46 BRRI dhan49 BRRI dhan51 BRRI dhan52 BRRI dhan53 and BRRI dhan54


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RvZ wbevPb t

gmyg, Rwg I Pvli Ae v Abyhvqx RvZ wbevPb Kiv GKv Riix|

hgb AvMvg Avgb dmji Rb

Short duration Variety (SDV) 118-135 d using R-W/P/M-MB/Jutepatterns:

weavb 32 (130 d) weavb 33 (118 d) weavb 39 (122 d) weavb 46 (124 d) weavb 49 (135 d) weavb 53 (128 d)

weavb 54 (130 d)

Pvlvev` Ki KvwK gvm KZb Ki Dvivji gvu cwZiva Kiv hvqGes

cieZx dmj Mg, Avjy, mwilv, mgqgZ jvwMq AwaK djb cvIqv hvq|


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RvZ wbevPb t

gmyg, Rwg I Pvli Ae v Abyhvqx RvZ wbevPb KivGKv Riix|

hgb Avgb dmji Rb

Long duration Variety (LDV) 140-145d in MLL usingR-R pattern:weAvi 10 (150 d)

weAvi 11 (145 d)

weavb 30 (145 d)weavb 31 (140 d)

weavb 44 (145 d)

weavb 51 (142/154 d)

weavb 52 (145/155 d)


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Aman Rice (BRRI) varieties (24):Major Aman varieties used as:

Short duration varieties (118-135d): BRRI dhan33 (115-118 daysif TPR & 103-105 days if DSR method of establishment),BRRI dhan49 (135 days), IR64 Sub1 (introduced variety)?, BRRIdhan53, BRRI dhan54

Long duration varieties (140-145 d):BR10, BR11, BRRI dhan51,BRRI dhan52

Late Aman variety(after flash flood)/Photo sensitive variety:BR22, BR23,BRRI dhan46 (124d)

Flash flood tolerant varieties: BRRI dhan51(Swarna Sub1), BRRIdhan52 (BR11 Sub1) and other potential varieties are IR64 Sub1and Samba Masuri Sub1

Salt tolerant (EC 8-10 dS/m) Aman variety: BRRI dhan53(128days), BRRI dhan54 (130 days) replacing BRRI dhan40 (145days) & BRRI dhan41 (148 days)

Aman Rice (BINA) variety: BINA dhan7 (118 days)


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On-farm Wet DSR by drum seeder of BRRI dhan33 matured40 d earlier than LDV BR11 in Aman season

SDV:BRRI dhan33Matured in early Oct

LDV: BR11

Mature in late Nov.


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Ddkx avbi Drcv`b cwZ

Ddkx avbi fvjv djb cZ njRvZ wbevPb _K i Ki avb KvUv

ch ewbZ KvRjv Ges

dmji cwiPhv avivevwnK fve Kiv `iKvi|


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Fig3: Varietal performance in CA based dry DSR by 2WTOS (PTOS) in 6 farmers plot at Moktarpara, Rangpur,

CSISA Dinajpur Hub, Aman 2010


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Submerged for 12 days (40cm above leaf tips)

BR11 Sub1Swarna

Sub

1


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12 days after submergence

BR11(ck)

BR11(ck)

BR11 Sub1

12 days after submergence

BR11 Sub1

DG, BRRI, Dir (Res), BRRI

IRRI Stress Physiologist,

Water Scientists and IRRI Liaison Sc.for Bangladesh

BRAC consultant, BRRI scientists


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BR11 Sub1Swarna

Sub

1

Survived after 12 d submergence (40cm above leaf tips)

Damaged (BR11) Damaged (swarna)

IR64 Sub1

Samba masuri Sub1


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24 days after

Desubmerged

BR11Sub1

Swarna

(ck)

Swarna Sub1

IR64 Sub1

IR64 Sub1

BR11(ck)

Submergence Tolerance Variety and On-farm Demonstration

Dr. M. A. Mazid

Hub ManagerCSISA (IRRI-CIMMYT)Dianajpur Hub


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MT: Surv va (%) of ST varie ines for12 d Submergence_T. Aman 2008

97

40

9682

15

90

0

20

40

60

80

100

120

Sana

Sub1

Sa na

k

64Sub1

Saba

Mah

u

Sub1

11

k

11Sub1


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MT: Survival (%) of 16d of Submergence in

T. Aman 2008,BRRI RS Rangpur

64

6

94

61

33

69

0204060

80100

V1=Swarn

a

Sub1

V2=Swarn

a

(ck)

V3=IR64

Sub1

V4=Samba

Mahsuri

V5=BR11

(ck)

V6=BR11S

u

b1


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Received Swarna Sub1 (150 gm) in 2005 & then seedmultiplied to 82 kg in 2006 at BRRI RS Rangpur andprovided similar 150 gm seeds to 7 farmers at Dorsana-Onfarm testing

Farmers with NPR , Rangpur & also with partner IC at Adithmari Lal monirhat, 2007


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Before flash flood

Replant after flash flood

On-farm pioneer farmers withDDG (Res), IRRI at Rangpur


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Farmer replanting after1st water stress (flooddamaged) at KRM

Farmer plantingafter 2nd flood


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Farmer observing with Sub1 entry

after 1st water stress (flood )at KRM


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3rd Flood occurred at KRM, Aman 2008


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3rd Flood at KRM


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3rd flood (Sub1 suffered from water stress twice) at KRM


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Sub1 entries with 3 times water

stress (4th flood) at KRM:

Planted Sub1 after 1st flood on July

1st water stress (flash flood) for7 days

2nd

water stress (flash flood) for 5 days3rd water stress (flash flood) for 21

days

Note: during water receding after 3rd

floodbright sunshine with high heat (i.e similarto boiled water) damaged all entries!!!


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fvj exR fvj Pviv

fvj Pvivq fvj dmj

fvj dmj AwaK djb


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Quality Seedling


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CSISA-CIMMYT-IRRI- BMGF, USAID for fundingand continuous support and also CSISApartners like:

BRRI RS Rangpur & Rajshahi and HQ, GazipurDAE (ICM farmers club / IPM farmers club/CIG)

BJRI, BADC Jute seed farm, HSTU

NGOs like RIB, IC and PNGOs like

SOLIDARITY, UDDYOG, BRIF

Ac nowledgement


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lecture to ado csisa-irri at irri dhaka on 7 june 2011.ppt final.ppt to irri _1

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