paddy cultivation gvhss mananthavady
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ADDY CULTIVATION
yza sativa
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OURSE OUTLINEOURSE OUTLINE -RICE
limaticlimatic requirementsequirements - Soiloil - Seasoneason - Varietiesarieties
(IncludeInclude Recentecent varietiesarieties andnd Geogra!iceogra!ic inde"ing#nde"ing# -
Seedeed rateate - Seedeed Treatmentreatment - Nurser$urser$ rearationrearation -
%etet & 'r$r$ & 'aogaog - Sacingacing - ertili)erertili)er
Recommendationecommendation - ommonommon *eedseeds inn Riceice +ieldsields -ecommendationecommendation - ommonommon *eedseeds inn Riceice +ieldsields -
,oleole .o//alio//ali ,aiadaiad cultivationultivation - Translantingranslanting &
I.'0.'0- S$stem$stem o++ Riceice Intensi+ication(SRI#ntensi+ication(SRI# tec!iniqueec!inique
- Scoecoe o++ +armarm 0ec!ani)ationec!ani)ation inn riceice cultivationultivation andnd
.ostost 1arvestarvest 1andlingandling-Valuealue additionddition- urrenturrent Trendsrends
inn Riceice roduction(orroduction(or additionaldditional in+ormationn+ormation onl$#nl$#
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LI02TE 3 SOILLI02TE 3 SOIL
Rice can be cultivated under a variety of climatic
and soil conditions.
The critical mean temperature
00 ,
during ripeningripening, the range is from 18 to 3218 to 32ooCC
Temperature beyond 35beyond 3500CC affects grain fillingaffects grain filling
Rice comes up well in different soil types For normal growth, a pH range of 5.0a pH range of 5.0--8.08.0 is suitable
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.2''4 GRO%ING SE2SONS2''4 GRO%ING SE2SONS
O ,ER2L2 ,ER2L2
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RI E V2RIETIESI E V2RIETIES
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T1REE T4.ES 52SE' ON 'UR2TION1REE T4.ES 52SE' ON 'UR2TION
S1ORT 'UR2TION(671ORT 'UR2TION(67-89: '24S#9: '24S#
0E'IU0 'UR2TION (89: & 8;7 '24S#E'IU0 'UR2TION (89: & 8;7 '24S#
LONG 'UR2TION(8;: & 9:: '24S#
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S1ORT 'UR2TION1ORT 'UR2TION
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0E'IU0 'UR2TIONE'IU0 'UR2TIONE'IU0 'UR2TIONE'IU0 'UR2TION
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LONG 'UR2TIONONG 'UR2TION
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GEOGR2.1I IN'I 2TIONSEOGR2.1I IN'I 2TIONS
Geogra!icaleogra!ical Indicationsndications o++ Goodsoods arere de+inede+ined ass
t!at!at asectsect o++ industrialndustrial roert$roert$ *!ic!!ic! re+ere+er too t!e!e
geogra!icaleogra!ical indicationndication re+erringe+erring too a countr$ountr$ orr too a
lacelace situatedituated t!erein!erein ass
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GIs RO0 ,ER2L2Is RO0 ,ER2L2
Navaraavara Riceice
.ala//adan 0atta Riceala//adan 0atta Rice
0ala
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Seed rateeed rate
Translantingranslanting ?::-@7 /g !a7 /g !a
-8
5roadcastingroadcasting @::-8:: /g !a:: /g !a
-8
5roadcastingroadcasting @::-8:: /g !a:: /g !a
'i
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Seed treatment
'r$ seed treatmentr$ seed treatment
%et seed treatmentet seed treatment
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'r$ seed treatmentr$ seed treatment
'ress seeds *it!ress seeds *it! .== +luorescenesluorescenes B 8: gC/g o+8: gC/g o+
seeds
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%et seed treatmentet seed treatment
Soa/ seed +or 89 to 8? !ours in a solutionoa/ seed +or 89 to 8? !ours in a solution
o++ .=+luorescenes=+luorescenes B 8: gClitre o+ *ater er /g o+ seed8: gClitre o+ *ater er /g o+ seed
Orr
ar
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NURSER4URSER4
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%et Nurser$ .rearation
8= T!e *et met!od can
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%et Nurser$ .rearationet Nurser$ .rearation
7== .loug! and !arro* t!e +ields t*o or t!ree timesloug! and !arro* t!e +ields t*o or t!ree times
until t!e soil is t!oroug!l$ntil t!e soil is t!oroug!l$ uddleduddled and levelled=nd levelled=
?== .reare raised
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%et Nurser$ .rearationet Nurser$ .rearation
A== Treat t!e seeds
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%et Nurser$ .rearation
8;=;= 2+ter t!is eriod irrigate t!e seed
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2dvantages and disadvantagesdvantages and disadvantages
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Dry method
8== T!is!is met!odet!od iss ractisedractised inn areasreas *!ere!ere su++icientu++icient *aterater iss notot
availa
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Advantages and disadvantages
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'2.OG2.OG NURSER4URSER4
In 0at nurser$ seedlings are esta
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Nrsery bed preparation
Select a level area near t!e *ater
source *it! e++icient drainage
s$stem= T!e sur+ace s!ould
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!illing t"e soil #i$tre
Place a wooden frame of 0.5 m long,
m wide and ! cm deep divided into ! e"ual
segments on the plastic sheet or bananaleaves, fill the frame almost to the top with
the soil mi#ture.
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%re-ger#inating t"e seeds
Soa/ t!e seeds +or 9D !rs drain andoa/ t!e seeds +or 9D !rs drain and
incu
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2'V2NT2GE O T1E H'2.OGH
OVER %ETC'R4-5E' NURSERIES
The cost of uprooting of seedling is minimal.
$ery young seedlings from dapog nurseriessuffer less from the transplanting shoc%
compare w o er nurser es
&rrigation is obligatory to prevent water stress.
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L2N' .RE.2R2TION2N' .RE.2R2TION
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.rearation o+ landrearation o+ land
.loug! t!e +ield t!oroug!l$ to incororate t!e *eedsloug! t!e +ield t!oroug!l$ to incororate t!e *eeds
and stra* into t!e soil=nd stra* into t!e soil=
Ensure a smoot! level +ield +or translanting t!ensure a smoot! level +ield +or translanting t!e
seedlings=eedlings=
It *ould
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TR2NS.L2NTINGR2NS.L2NTING
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&ransplanting&ransplanting
Translantranslant seedlingseedlings o++ aroriateroriate agege +oror t!e!e
variet$ariet$ B 9-; seedlingseedlings erer !illill inn ro*so*s=
Leaveeave *iderider ro*o* o++ ;:: cmm a+ter+ter ever$ver$ ; m tooeaveeave *iderider ro*o* o++ ;:: cmm a+ter+ter ever$ver$ ; m too
+acilitateacilitate sra$ingra$ing andnd ot!ert!er culturalultural oerationserations=
Translantranslant seedlingseedlings att a det!et! o++ ;-D cmm
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Translanting 2ge o+ seedlingsranslanting 2ge o+ seedlings
Seedlings are read$ to
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Translantingranslanting
I+ t!e seedlings are over aged lant at a closer+ t!e seedlings are over aged lant at a closer
sacing *it! ; or D seedlings er !ill and al$acing *it! ; or D seedlings er !ill and al$
e"tra dose o+ nitrogen B 7 /gC!a as
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2dvantages o+ Translantingdvantages o+ Translanting
8== Otimum lant oulationtimum lant oulation
9== .lants get equal amount o+ lig!t and nutrientslants get equal amount o+ lig!t and nutrients
;== Less seed requirementess seed requirement
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S.2 ING OR RI E.2 ING OR RI E
TR2NS.L2NT2TIONR2NS.L2NT2TION
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02NURING 2N' ERTILISER2NURING 2N' ERTILISER
2..LI 2TION..LI 2TION
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Organic manuringrganic manuring
2l$l$ organicrganic manureanure inn t!e!e +ormorm o++ +arm$ardarm$ardmanureanure orr comostomost orr greenreen lea+ea+ B 7 t !aa
-8
andnd
incororatencororate intonto t!e!e soiloil *!ile!ile loug!ingloug!ing=
Vermicomostermicomost orr coirit!oirit! comostomost B
9=7 t !aa
-8
canan
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Green cro manuringreen cro manuring
o*ea ma$
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!'(&)*)+'( ,%%*)C,&)N!'(&)*)+'( ,%%*)C,&)N
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*i#ing
2ddition o+ lime is a
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S4STE0 O RI E INTENSII 2TION(SRI#4STE0 O RI E INTENSII 2TION(SRI#
SRI is aimed at increasing t!e $ield o+ riceRI is aimed at increasing t!e $ield o+ rice
roduced in +armingroduced in +arming
It is a lo* *atert is a lo* *ater la
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.RIN I.LES O SRIRIN I.LES O SRI
Rice +ield s!ould
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SedgesK
$erus iria(mana/ora c!engoal#
= di++ormis(t!ale//attan#
im
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ernsK
Salvinia molesta(2+rican a$al#
0arsilea quadri+olia(naalila/odian#
2)olla innata (a)ola#=
2)olla innata(a)ola#=
2lgaeK
!aras=
Sirog$ras= (a$al#
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Echinochloa crusgalli(kavada)
E. colona (kavada)
Saccolepis interrupta(polla)
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Isachne miliacea
Cyperus iria(manjakora, chengoal)
Fimbristylis miliacea(mungai) Monochoria vaginalis(neelolppalam)
Ludwigia perennis(neer-grampu)
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Limnocharis flava(nagappola)
Salvinia molesta(African payal)
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Azolla pinnata
Charaspp.
Spirogyraspp. (payal)
''/''/ CN&(*CN&(*
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,ee t!e rice +ields +ree +rom *eeds u to D7o D7
da$sa$s eit!er
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Weed control in Dry seeded rice
Sra$ an$ o+ t!e +ollo*ingra$ an$ o+ t!e +ollo*ing
rere-emergent !er
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Weed control in Wet seeded rice
Sra$ an$ o+ t!e +ollo*ing !er
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Weed control in Transplanted rice
2l$ an$ o+ t!e +ollo*ing !er
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,frican payal Trampling salviniain situ in the wet lands a wee%
before transplanting will control the weed and
add to soil fertility.
protected drin%ing water supply is available
(se biocontrol agent Cyrtobagous salviniae
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.EST 2N' 'ISE2SEEST 2N' 'ISE2SE
02N2GE0ENT IN RI E2N2GE0ENT IN RI E
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'iseases o+ Riceiseases o+ Rice
ungal diseasesungal diseases
5ro*n sot (1elmint!osorium or$)ae#
S!eat! rot (
Sarocladium or$)ae#
Narro*
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acterial diseases
acterial blig"t (Xanthomonas oryzae p4.oryzae)
acterial leaf strea (Xanthomonas oryzae p4 oryzicola)iral /iseases
(ice &ngro /isease
(ice 7rassy stnt
()C' (,77'/ +&N&
()C' 9'** /,(!
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+"eat" blig"t
(Rhizoctonia solani)
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rown spot (Helminthosporium oryzae)
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Narrow brown spot (Cercospora oryzae)
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*eaf scald
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(Rhynchosporium oryzae)
+"eat" rot Sarocladium oryzae)
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y )
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dbatta (!phelis oryzae)
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,:,N,'; !oot rot
("usarium monili#ormae)
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acterial blig"t (Xanthomonas
oryzae p4.oryzae)
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acterial leaf strea
(Xanthomonas oryzae p4 oryzicola)
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( y p y )
()C' &N7( /)+',+'
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()C' 7(,++9 +&N&
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R2GGE' STUNT2GGE' STUNT
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()C' 9'** /,(!
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0aor .estsaor .ests
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Rice Stem
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Rice lea+ +olderice lea+ +older
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Gall midgeall midge
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Rice 5ugice 5ug
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Rice %!orl 0aggotice %!orl 0aggot
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5ro*n lant !oerro*n lant !oer
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Rice Nematodeice Nematode
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)N&'7(,&'/ %'+& ,N/ /)+',+' ,N,7''N&
Ti l l i di d d
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Timel$ control measures against est disease and *eds
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Seed treatment *it! 5acillus su
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2void +lo* o+ irrigation *ater +rom disease a++ected
+ields
Use lig!t tra to monitor incidence o+ ests 2void resurgence including c!emicals against 5.1
e e $ ara on an u na os
Remove stem
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!,( 'CH,N)+,&)N
)#pro4ed /irect %addy +eeder
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unction
or uni+orm seed distri
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!nction
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