1 국립식량과학원
1 National Institute of Crop Science (NICS), RDA, Jeonju 55365, Korea
2 농촌진흥청
2 Rural Development Administration, RDA, Jeonju 54875, Korea
3 국립농업과학원
3 National Academy of Agricultural Science (NAAS), RDA, Jeonju 55365, Korea
© Korean Society of Breeding Science All rights reserved
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| Culture season | Heading date | Transplanting date | |
|---|---|---|---|
|
|
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| Danmi | Nampyeongbyeo | ||
|
|
|||
| Ordinary season | Aug. 19 | Aug. 15 | May 30 |
| Double cropping | Aug. 31 | Aug. 30 | Jun. 25 |
| Late season | Sept. 4 | Aug. 31 | Jul. 1 |
| Variety | premature heading ratioz (%) | Viviparous germinationy (%) | Lodging tolerance | Cold tolerancex | |||
|---|---|---|---|---|---|---|---|
|
|
|
||||||
| Lodging index | Field Lodging (1-9) | Seedling stage (0-9) | Heading delay (days) | Grain fertility (%) | |||
|
|
|||||||
| Danmi | 0 | 36 | 387 | 6 | 4 | 16 | 52 |
| Nampyeongbyeo | 0 | 18 | 175 | 1 | 3 | 14 | 58 |
| Variety | Leaf blast nurseryz (N : 24kg/10a) | Neck blast field nursery (N:22kg/10a) | ||||||
|---|---|---|---|---|---|---|---|---|
|
|
||||||||
| No. of tested site(14) | ||||||||
|
|
Mean |
|
||||||
| R (0~3) | M (4~6) | S (7~9) | Diseased panicle (%) | |||||
|
|
||||||||
| Icheon | Jecheon | Yesan | Milyang | |||||
|
|
||||||||
| Danmi | 0 | 1 | 13 | 7.9 | 58.0 | 20.1 | 6.9 | 0.8 |
| Nampyeongbyeo | 1 | 11 | 2 | 4.6 | 0.0 | 0.1 | 0.0 | 0.0 |
| Variety | Bacterial blightz | Virus diseasey | Insect pestsx | ||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
|||||||
| K1 | K2 | K3 | K3a | RSV | RDV | RBSDV | BPH | SBPH | |
|
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|||||||||
| Danmi | S | S | S | S | S | S | S | S | S |
| Nampyeongbyeo | S | S | S | S | R♩ | S | S | S | S |
| Variety | WC/WBz (0~9) | ACy (%) | PCx (%) | ADVw (1~7) |
|---|---|---|---|---|
|
|
||||
| Danmi | 1/0 | 14.4 | 9.2 | 6.7 |
| Nampyeongbyeo | 0/0 | 19.0 | 6.9 | 6.6 |
| Variety | Fructose | Glucose | Sucrose | Maltose | Raffinose | Total |
|---|---|---|---|---|---|---|
|
|
||||||
| Danmi | 1.16 | 7.87 | 9.69 | 0.52 | 2.13 | 21.37 |
| Nampyeongbyeo | 0.00 | 1.00 | 1.90 | 0.00 | 0.43 | 3.33 |
| Culture season | Region | No. of tested sites | Milled rice of Nampyeongbyeo (MT/ha) (B) | Brown rice of Danmi(MT/ha) | |||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|||||||||
| ’06 | ’07 | ’08 | Mean (A) | Index (B/A) | Range | ||||
|
|
|||||||||
| Ordinary planting | Yeongnam plain | 1 | 5.2 | 1.8 | 2.7 | 2.4 | 2.3 | 44 | 1.8~2.7 |
| Honam & Chungnam plain | 3 | 5.6 | 3.1 | 2.8 | 2.9 | 3.0 | 53 | 2.6~3.4 | |
| Middle plain | 2 | (5.2)z | 2.9 | 2.5 | 3.0 | 2.8 | 54 | 2.3~3.5 | |
| Average | 6 | 5.4 | 2.8 | 2.7 | 2.9 | 2.8 | 52 | - | |
| Double cropping | Southern plain | 1 | 5.4 | - | - | 2.5 | 2.5 | 47 | - |
| Late planting | Southern plain | 1 | 4.7 | - | - | 2.1 | 2.1 | 44 | - |
Heading date of ‘Danmi’.
| Culture season | Heading date | Transplanting date | |
|---|---|---|---|
|
|
|||
| Danmi | Nampyeongbyeo | ||
|
|
|||
| Ordinary season | Aug. 19 | Aug. 15 | May 30 |
| Double cropping | Aug. 31 | Aug. 30 | Jun. 25 |
| Late season | Sept. 4 | Aug. 31 | Jul. 1 |
Major agronomic traits and yield components of ‘Danmi’.
| Variety | Culm length (cm) | Panicle length (cm) | No. of panicle per hill | No. of Spikelets per panicles | Ratio of ripened grain(%) | Brown rice 1000 grain weight(g) |
|---|---|---|---|---|---|---|
|
|
||||||
| Danmi | 86 | 20 | 15 | 81 | 11.3 | 16.1 |
| Nampyeongbyeo | 74 | 20 | 12 | 116 | 89.3 | 21.8 |
Reaction to environmental and physiological stress of ‘Danmi’.
| Variety | premature heading ratio |
Viviparous germination |
Lodging tolerance | Cold tolerance |
|||
|---|---|---|---|---|---|---|---|
|
|
|
||||||
| Lodging index | Field Lodging (1-9) | Seedling stage (0-9) | Heading delay (days) | Grain fertility (%) | |||
|
|
|||||||
| Danmi | 0 | 36 | 387 | 6 | 4 | 16 | 52 |
| Nampyeongbyeo | 0 | 18 | 175 | 1 | 3 | 14 | 58 |
zPremature heading ratio in 50-days old seedling,
yGermination rate at 7th day after incubation(25°C)
xCold tolerance was evaluated at Chuncheon, a cold-water irrigated nursery.
Reaction to leaf and panicle blast of ‘Danmi’.
| Variety | Leaf blast nursery |
Neck blast field nursery (N:22kg/10a) | ||||||
|---|---|---|---|---|---|---|---|---|
|
|
||||||||
| No. of tested site(14) | ||||||||
|
|
Mean |
|
||||||
| R (0~3) | M (4~6) | S (7~9) | Diseased panicle (%) | |||||
|
|
||||||||
| Icheon | Jecheon | Yesan | Milyang | |||||
|
|
||||||||
| Danmi | 0 | 1 | 13 | 7.9 | 58.0 | 20.1 | 6.9 | 0.8 |
| Nampyeongbyeo | 1 | 11 | 2 | 4.6 | 0.0 | 0.1 | 0.0 | 0.0 |
zR: Resistant, M: Moderate, S: Susceptible
Reaction of durable resistance to leaf blast of ‘Danmi’.
| Variety | Percentage of diseased leaf area on sequential seeding(%) | Durable resistance index | No. of virulence isolate | ||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|||||||||
| 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | |||
|
|
|||||||||
| Danmi | 70.0 | 80.0 | 80.0 | 60.0 | 60.0 | 80.0 | 80.0 | 26 | 7 |
| Nampyeongbyeo | 60.0 | 65.0 | 60.0 | 50.0 | 60.0 | 60.0 | 50.0 | 15 | 7 |
Reaction to major disease and insect pest of ‘Danmi’.
| Variety | Bacterial blight |
Virus disease |
Insect pests |
||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
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| K1 | K2 | K3 | K3a | RSV | RDV | RBSDV | BPH | SBPH | |
|
|
|||||||||
| Danmi | S | S | S | S | S | S | S | S | S |
| Nampyeongbyeo | S | S | S | S | R♩ | S | S | S | S |
zK1: HB01013, K2: HB01014, K3: HB01015, K3a: HB01009
yRSV: rice stripe virus, RDV: rice dwarf virus, RBSDV: rice black streaked dwarf virus
xBPH : brown planthopper, SBPH : small brown planthopper
Grain quality of ‘Danmi’.
| Variety | WC/WB |
AC |
PC |
ADV |
|---|---|---|---|---|
|
|
||||
| Danmi | 1/0 | 14.4 | 9.2 | 6.7 |
| Nampyeongbyeo | 0/0 | 19.0 | 6.9 | 6.6 |
zWC/WB: White center/White belly,
yAC: Amylose content,
xPC: protein contents,
wADV: Alkali digestion value
Free sugar content(%) of ‘Danmi’.
| Variety | Fructose | Glucose | Sucrose | Maltose | Raffinose | Total |
|---|---|---|---|---|---|---|
|
|
||||||
| Danmi | 1.16 | 7.87 | 9.69 | 0.52 | 2.13 | 21.37 |
| Nampyeongbyeo | 0.00 | 1.00 | 1.90 | 0.00 | 0.43 | 3.33 |
Yield summary of ‘Danmi’ in local adaptability test.
| Culture season | Region | No. of tested sites | Milled rice of Nampyeongbyeo (MT/ha) (B) | Brown rice of Danmi(MT/ha) | |||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|||||||||
| ’06 | ’07 | ’08 | Mean (A) | Index (B/A) | Range | ||||
|
|
|||||||||
| Ordinary planting | Yeongnam plain | 1 | 5.2 | 1.8 | 2.7 | 2.4 | 2.3 | 44 | 1.8~2.7 |
| Honam & Chungnam plain | 3 | 5.6 | 3.1 | 2.8 | 2.9 | 3.0 | 53 | 2.6~3.4 | |
| Middle plain | 2 | (5.2) |
2.9 | 2.5 | 3.0 | 2.8 | 54 | 2.3~3.5 | |
| Average | 6 | 5.4 | 2.8 | 2.7 | 2.9 | 2.8 | 52 | - | |
| Double cropping | Southern plain | 1 | 5.4 | - | - | 2.5 | 2.5 | 47 | - |
| Late planting | Southern plain | 1 | 4.7 | - | - | 2.1 | 2.1 | 44 | - |
Z( ) Hwaseongbyeo
Premature heading ratio in 50-days old seedling,
Germination rate at 7th day after incubation(25°C)
Cold tolerance was evaluated at Chuncheon, a cold-water irrigated nursery.
R: Resistant, M: Moderate, S: Susceptible
K1: HB01013, K2: HB01014, K3: HB01015, K3a: HB01009
RSV: rice stripe virus, RDV: rice dwarf virus, RBSDV: rice black streaked dwarf virus
BPH : brown planthopper, SBPH : small brown planthopper
WC/WB: White center/White belly,
AC: Amylose content,
PC: protein contents,
ADV: Alkali digestion value
( ) Hwaseongbyeo