1 농촌진흥청 국립식량과학원
1 National Institute of Crop Science, RDA, Suwon 441-857, Republic of Korea
2 농촌진흥청 국립농업과학원
2 National Academy of Agricultural Science, RDA, Jeonju 560-500, Republic of Korea
3 농촌진흥청
3 Rural Development Administration, Jeonju 560-500, Republic of Korea
© Tshe Korean Society of Breeding Science All rights reserved
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| Variety | Heading date (mm.dd) | Culm Lengthz (cm) | Panicle length (cm) | No. of panicles /hill | No. of spikelets /panicle | Ratio of ripened grain (%) | 1000-grain weight of brown rice (g) |
|---|---|---|---|---|---|---|---|
|
|
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| Jungmo1017 | 08.16* | 65** | 20ns | 14 ns | 93 ns | 81.0 ns | 22.0 ns |
| Hwaseong | 08.10 | 83 | 20 | 14 | 93 | 84.7 | 22.6 |
| Variety | Reaction to leaf blast at nursery test (0-9) | Area ratio to leaf lesion of Piricularia grisea of sequential plantings (%) | Reaction to neck blast (%) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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| No. of tested sites (14) | |||||||||||||||
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| Rz | M | S | Mean | 1 | 2 | 3 | 4 | 5 | 6 | 7 | Persistence (0-7) | No. of susceptible race (23) | Ichon | Je-cheon | |
|
|
|||||||||||||||
| Jungmo1017 | 4 | 8 | 2 | 4.5 | 35 | 5 | 15 | 20 | 10 | 0 | 0 | 0 | 10 | 0.3 | 0.8 |
| Hwaseong | 0 | 8 | 6 | 6.3 | 50 | 50 | 20 | 45 | 45 | 20 | 10 | 7 | 21 | 3.9 | 4.5 |
| Variety | Bacterial blight | Virus diseases | Resistance to insects | ||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
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| K1 | K2 | K3 | Field (0-9) | Stripe (%) | Dwarf | Blackstreak dwarf | BPHz | SBPH | |
|
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| Jungmo1017 | My | S | S | 5 | M(62.3) | S | S | S | S |
| Hwaseong | S | S | S | 7 | R(11.5) | S | S | S | S |
| Variety | Premature heading (%) | Occurrence of wilting | Leaf senescence at maturing | Cold tolerancey | Viviparousw germination (%) | |||
|---|---|---|---|---|---|---|---|---|
|
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| Discoloration (1-9)z | Heading delay (day) | Grain fertility (%) | PAx | |||||
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|
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| Jungmo1017 | 0.0 | Strong | Late | 3 | 16 | 34 | 5 | 8.6** |
| Hwaseong | 0.0 | Strong | Late | 4 | 12 | 43 | 5 | 27.7 |
| Variety | Culmz length (cm) | Third internode length (cm) | Top fresh weight (g) | Breaking strength (g) | Moment (g.cm) | Lodging index | Lodging in the field (0~9) | |
|---|---|---|---|---|---|---|---|---|
|
|
||||||||
| Jungmo1017 | 88** | 8.3* | 14.4 ns | 966** | 1,278* | 132* | 1 | |
| Hwaseong | 105 | 10.9 | 13.5 | 360 | 1,423 | 394 | 1 | |
| Cultivar | Milling recovery ratio (%) | Head rice milling recovery ratio (%) | |||
|---|---|---|---|---|---|
|
|
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| Brown/rough | Milled/brown | Milled/rough | Head rice | ||
|
|
|||||
| Jungmo1017 | 82.5 | 92.1 | 75.9 | 98.8 | 75.0 |
| Hwaseong | 84.2 | 92.3 | 77.7 | 94.7 | 73.6 |
| Culture Season | Region | Tested sites | Average milled rice yield (MT/ha) | Index (A/B) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
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| Jungmo1017 | Hwaseong | ||||||||||
|
|
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| ’09 | ’10 | ’11 | Ave.(A) | ’09 | ’10 | ’11 | Ave.(B) | ||||
|
|
|||||||||||
| Ordinary planting culture | Middle plain | Suwon | 5.58 | 4.82 | 4.29 | 4.90 | 5.90 | 4.77 | 4.59 | 5.09 | 96 |
| Hwaseong | 5.53 | 4.40 | 5.11 | 5.01 | 5.29 | 4.37 | 4.39 | 4.68 | 107 | ||
| Yeoju | 5.54 | 5.23 | 4.95 | 5.24 | 5.62 | 5.41 | 5.02 | 5.35 | 98 | ||
| Cheongwon | 5.05 | 4.39 | 4.81 | 4.75 | 5.52 | 4.37 | 4.87 | 4.92 | 97 | ||
|
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| SMMz | Boeun | 5.31 | 5.08 | 4.84 | 5.08 | 5.60 | 4.58 | 5.09 | 5.09 | 100 | |
| Jinan | 5.12 | 5.08 | 4.97 | 5.06 | 4.68 | 5.15 | 5.15 | 5.04 | 102 | ||
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| SECy | Yeongdeog | 5.35 | 4.95 | 4.87 | 5.06 | 5.61 | 4.76 | 4.89 | 5.09 | 100 | |
|
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| Average | 5.35 | 4.85 | 4.83 | 5.01ns | 5.41 | 4.77 | 4.86 | 5.03 | 100 | ||
Major agronomic traits and yield components.
| Variety | Heading date (mm.dd) | Culm Length |
Panicle length (cm) | No. of panicles /hill | No. of spikelets /panicle | Ratio of ripened grain (%) | 1000-grain weight of brown rice (g) |
|---|---|---|---|---|---|---|---|
|
|
|||||||
| Jungmo1017 | 08.16 |
65 |
20 |
14 |
93 |
81.0 |
22.0 |
| Hwaseong | 08.10 | 83 | 20 | 14 | 93 | 84.7 | 22.6 |
zlength from soil surface to panicle neck
*: significant at 5% and 1% level, respectively
**: significant at 5% and 1% level, respectively
ns: not significant
Reaction to blast disease.
| Variety | Reaction to leaf blast at nursery test (0-9) | Area ratio to leaf lesion of Piricularia grisea of sequential plantings (%) | Reaction to neck blast (%) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
|||||||||||||||
| No. of tested sites (14) | |||||||||||||||
|
|
|
|
|||||||||||||
| R |
M | S | Mean | 1 | 2 | 3 | 4 | 5 | 6 | 7 | Persistence (0-7) | No. of susceptible race (23) | Ichon | Je-cheon | |
|
|
|||||||||||||||
| Jungmo1017 | 4 | 8 | 2 | 4.5 | 35 | 5 | 15 | 20 | 10 | 0 | 0 | 0 | 10 | 0.3 | 0.8 |
| Hwaseong | 0 | 8 | 6 | 6.3 | 50 | 50 | 20 | 45 | 45 | 20 | 10 | 7 | 21 | 3.9 | 4.5 |
zR: resistant(0~3); M: moderately resistant(4~6); S: susceptible(7~9)
N fertilizer: Blast nursery test = 240kg/ha, Neck blast = 220 kg/ha
Reaction to bacterial blight, virus disease and insect pests.
| Variety | Bacterial blight | Virus diseases | Resistance to insects | ||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
|||||||
| K1 | K2 | K3 | Field (0-9) | Stripe (%) | Dwarf | Blackstreak dwarf | BPH |
SBPH | |
|
|
|||||||||
| Jungmo1017 | M |
S | S | 5 | M(62.3) | S | S | S | S |
| Hwaseong | S | S | S | 7 | R(11.5) | S | S | S | S |
zBPH: brown planthopper; SBPH: small brown planthopper
yM: moderately resistance, S: susceptible, R: resistance
Response to physiological and abiotic stresses.
| Variety | Premature heading (%) | Occurrence of wilting | Leaf senescence at maturing | Cold tolerance |
Viviparous |
|||
|---|---|---|---|---|---|---|---|---|
|
|
||||||||
| Discoloration (1-9) |
Heading delay (day) | Grain fertility (%) | PA |
|||||
|
|
||||||||
| Jungmo1017 | 0.0 | Strong | Late | 3 | 16 | 34 | 5 | 8.6 |
| Hwaseong | 0.0 | Strong | Late | 4 | 12 | 43 | 5 | 27.7 |
zEvaluation at maximum tillering stage (1: tolerance; 9: susceptible)
yCold tolerance was evaluated in Chuncheon cold-water (17°C) irrigated nursery
xPhenotypic Acceptability
wGermination rate at 7 days after incubation in 25°C chamber
**: significant at 1% level
Some characteristics related with lodging.
| Variety | Culm |
Third internode length (cm) | Top fresh weight (g) | Breaking strength (g) | Moment (g.cm) | Lodging index | Lodging in the field (0~9) | |
|---|---|---|---|---|---|---|---|---|
|
|
||||||||
| Jungmo1017 | 88 |
8.3 |
14.4 |
966 |
1,278 |
132 |
1 | |
| Hwaseong | 105 | 10.9 | 13.5 | 360 | 1,423 | 394 | 1 | |
zlength from upper part of root to panicle neck
*: significant at 5% and 1% level, respectively
**: significant at 5% and 1% level, respectively
ns: not significant
Characteristics related to grain shape and grain quality.
| Cultivar | Brown rice | White core/velly | Alkali digestive value (1~7) | Protein content (%) | Amylose content (%) | Palatability of cooked rice (-3~3) | ||
|---|---|---|---|---|---|---|---|---|
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| Length (mm) | Width (mm) | L/W ratio | ||||||
|
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| Jungmo1017 | 4.77 | 2.79 | 1.71 | 0/0 | 6.5 | 6.4 | 18.0 | 0.53 |
| Hwaseong | 4.94 | 2.75 | 1.80 | 2/0 | 6.6 | 7.1 | 20.8 | -0.12 |
Characteristics related to processing cooked rice.
| Cultivar | Amylogram (RVA) | Hardness (g/sec) | Palatability of cooked rice (-3~3) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
|
|
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| Toughness | Break down | Stickiness | Adhesiveness | Setback | Balancez) | Hot | Cold | Aseptic | ||
|
|
||||||||||
| Jungmo1017 | 33.2 | 107.8 | 55.4 | 63.9 | -21.8 | 52.0 | 4,360 | 0.50 | 0.88 | 1.23 |
| Chucheong | 45.1 | 97.6 | 43.8 | 65.6 | -9.3 | 68.8 | 6,370 | 0.05 | -0.06 | -0.19 |
zbalance = toughness/adhesiveness x 100
Characteristics related to milling quality.
| Cultivar | Milling recovery ratio (%) | Head rice milling recovery ratio (%) | |||
|---|---|---|---|---|---|
|
|
|||||
| Brown/rough | Milled/brown | Milled/rough | Head rice | ||
|
|
|||||
| Jungmo1017 | 82.5 | 92.1 | 75.9 | 98.8 | 75.0 |
| Hwaseong | 84.2 | 92.3 | 77.7 | 94.7 | 73.6 |
Results of yield potential of ‘Jungmo1017’ on local adaptability test.
| Culture Season | Region | Tested sites | Average milled rice yield (MT/ha) | Index (A/B) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
|||||||||||
| Jungmo1017 | Hwaseong | ||||||||||
|
|
|||||||||||
| ’09 | ’10 | ’11 | Ave.(A) | ’09 | ’10 | ’11 | Ave.(B) | ||||
|
|
|||||||||||
| Ordinary planting culture | Middle plain | Suwon | 5.58 | 4.82 | 4.29 | 4.90 | 5.90 | 4.77 | 4.59 | 5.09 | 96 |
| Hwaseong | 5.53 | 4.40 | 5.11 | 5.01 | 5.29 | 4.37 | 4.39 | 4.68 | 107 | ||
| Yeoju | 5.54 | 5.23 | 4.95 | 5.24 | 5.62 | 5.41 | 5.02 | 5.35 | 98 | ||
| Cheongwon | 5.05 | 4.39 | 4.81 | 4.75 | 5.52 | 4.37 | 4.87 | 4.92 | 97 | ||
|
|
|||||||||||
| SMM |
Boeun | 5.31 | 5.08 | 4.84 | 5.08 | 5.60 | 4.58 | 5.09 | 5.09 | 100 | |
| Jinan | 5.12 | 5.08 | 4.97 | 5.06 | 4.68 | 5.15 | 5.15 | 5.04 | 102 | ||
|
|
|||||||||||
| SEC |
Yeongdeog | 5.35 | 4.95 | 4.87 | 5.06 | 5.61 | 4.76 | 4.89 | 5.09 | 100 | |
|
|
|||||||||||
| Average | 5.35 | 4.85 | 4.83 | 5.01 |
5.41 | 4.77 | 4.86 | 5.03 | 100 | ||
zSMM: Southern mid-mountainous area
ySEC: South-east coastal area
ns: not significant
length from soil surface to panicle neck
: significant at 5% and 1% level, respectively
: significant at 5% and 1% level, respectively
: not significant
R: resistant(0~3); M: moderately resistant(4~6); S: susceptible(7~9)
N fertilizer: Blast nursery test = 240kg/ha, Neck blast = 220 kg/ha
BPH: brown planthopper; SBPH: small brown planthopper
M: moderately resistance, S: susceptible, R: resistance
Evaluation at maximum tillering stage (1: tolerance; 9: susceptible)
Cold tolerance was evaluated in Chuncheon cold-water (17°C) irrigated nursery
Phenotypic Acceptability
Germination rate at 7 days after incubation in 25°C chamber
: significant at 1% level
length from upper part of root to panicle neck
: significant at 5% and 1% level, respectively
: significant at 5% and 1% level, respectively
: not significant
balance = toughness/adhesiveness x 100
SMM: Southern mid-mountainous area
SEC: South-east coastal area
: not significant