1 국립식량과학원
1 National Institute of Crop Science(NICS), RDA, Suwon 441-857, Korea
2 농촌진흥청
2 Rural Development Administration(RDA), Jeonju 560-500, Korea
3 충청남도농업기술원
3 Chugcheongnamdo Agricultural Reserch & Extension, Yesan 234-861, Korea
4 전라북도농업기술원
4 Jeolabukdo Agricultural Reserch & Extension, Iksan 570-704, Korea
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| Variety | Heading date | Culm length (cm) | Panicle length (cm) | No. of panicles /hill | No. of spikelets /panicle | Ratio of ripened grain (%) | 1000-grain weight of brown rice (g) |
|---|---|---|---|---|---|---|---|
|
|
|||||||
| Saeodae | July 25 | 66* | 21 | 12 | 77* | 83.9 | 26.5 |
| Odaebyeo | July 27 | 73 | 20 | 14 | 70 | 79.4 | 26.3 |
| Variety | Germination rate at low tem. (13°C, %) | Prema-ture heading (%) | Occurrence of wilting | Leaf senescence at maturing | Cold tolerancey | Viviparous germination (%) | ||
|---|---|---|---|---|---|---|---|---|
|
|
||||||||
| Discolorationz B(1~9) | Heading delay (day) | Grain fertility (%) | ||||||
|
|
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| Saeodae | 70** | 21.3 | Strong | Slow | 5 | 11 | 25 | 17.7 |
| Odaebyeo | 54 | 20.2 | Strong | Slow | 5 | 12 | 51 | 2.6 |
| Variety | Clum length (cm) | Third internode length (cm) | Breaking strength (g) | Lodging index | Lodging in the field (1~9) | |
|---|---|---|---|---|---|---|
|
|
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| Transplanting | Direct seeding | |||||
|
|
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| Saeodae | 66** | 11.5* | 716** | 191* | 1 | 9 |
| Odaebyeo | 75 | 14.6 | 541 | 213 | 1 | 9 |
| Variety | Reaction at blastz nursery test | Neck blasty (%) | Bacterial blight | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
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| No. of tested sites | Icheon | Jecheon | K1 | K2 | K3 | K3a | Field (0~9) | ||||
|
|
|||||||||||
| R x (0~3) | M (4~6) | S (7~9) | Ave. | ||||||||
|
|
|||||||||||
| Saeodae | 12 | 2 | 0 | 1.9** | 12.4 | 0 | S | S | S | S | S |
| Odaebyeo | 4 | 9 | 1 | 4.3 | 1.5 | 31.4 | S | S | S | S | S |
| Variety | Virus diseases | Resistance to insectsz | ||||
|---|---|---|---|---|---|---|
|
|
|
|||||
| Stripe | Dwarf | Black streak dwarf | BPH | WBPH | SBPH | |
|
|
||||||
| Saeodae | Sy | S | S | S | S | S |
| Odaebyeo | S | S | S | S | S | S |
| Variety | Brown rice | White core/belly (0~9) | Alkali digestive value (1~7) | Protein content (%) | Amylose content (%) | Palatability of cooked rice (-3~+3) | ||
|---|---|---|---|---|---|---|---|---|
|
|
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| Length (mm)c | Width (mm) | L/W ratio | ||||||
|
|
||||||||
| Saeodae | 5.32 | 2.88 | 1.85 | 0/0** | 6.4 | 6.4 | 20.0 | 0.01 |
| Odaebyeo | 5.28 | 2.90 | 1.83 | 3/1 | 6.6 | 6.6 | 20.0 | 0.43 |
Major agronomic traits and yield components in Cheolwon during 2010~2012.
| Variety | Heading date | Culm length (cm) | Panicle length (cm) | No. of panicles /hill | No. of spikelets /panicle | Ratio of ripened grain (%) | 1000-grain weight of brown rice (g) |
|---|---|---|---|---|---|---|---|
|
|
|||||||
| Saeodae | July 25 | 66 |
21 | 12 | 77 |
83.9 | 26.5 |
| Odaebyeo | July 27 | 73 | 20 | 14 | 70 | 79.4 | 26.3 |
*are significant at P = 0.05
Response to physiological and abiotic stresses.
| Variety | Germination rate at low tem. (13°C, %) | Prema-ture heading (%) | Occurrence of wilting | Leaf senescence at maturing | Cold tolerance |
Viviparous germination (%) | ||
|---|---|---|---|---|---|---|---|---|
|
|
||||||||
| Discoloration |
Heading delay (day) | Grain fertility (%) | ||||||
|
|
||||||||
| Saeodae | 70 |
21.3 | Strong | Slow | 5 | 11 | 25 | 17.7 |
| Odaebyeo | 54 | 20.2 | Strong | Slow | 5 | 12 | 51 | 2.6 |
zEvaluation at maximum tillering stage (1: toterance; 9: susceptible)
yCold tolerance was evaluated at cold-water (17°C) irrigation nursery in Chuncheon.
**are significant at P = 0.01
Major characteristics related to lodging.
| Variety | Clum length (cm) | Third internode length (cm) | Breaking strength (g) | Lodging index | Lodging in the field (1~9) | |
|---|---|---|---|---|---|---|
|
|
||||||
| Transplanting | Direct seeding | |||||
|
|
||||||
| Saeodae | 66 |
11.5 |
716 |
191 |
1 | 9 |
| Odaebyeo | 75 | 14.6 | 541 | 213 | 1 | 9 |
*are significant at P = 0.05 and 0.01 respectively
**are significant at P = 0.05 and 0.01 respectively
Resistance reaction to blast disease and bacterial blight.
| Variety | Reaction at blast |
Neck blast |
Bacterial blight | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
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| No. of tested sites | Icheon | Jecheon | K1 | K2 | K3 | K3a | Field (0~9) | ||||
|
|
|||||||||||
| R |
M (4~6) | S (7~9) | Ave. | ||||||||
|
|
|||||||||||
| Saeodae | 12 | 2 | 0 | 1.9 |
12.4 | 0 | S | S | S | S | S |
| Odaebyeo | 4 | 9 | 1 | 4.3 | 1.5 | 31.4 | S | S | S | S | S |
zN fertilizer of blast nursery test : 240 kg/ha
yN fertilizer of neck blast : 220 kg/ha
xR : resistance, M : moderately resistance, S : susceptible
**are significant at P = 0.01
Reaction to virus disease and insect pests.
| Variety | Virus diseases | Resistance to insects |
||||
|---|---|---|---|---|---|---|
|
|
|
|||||
| Stripe | Dwarf | Black streak dwarf | BPH | WBPH | SBPH | |
|
|
||||||
| Saeodae | S |
S | S | S | S | S |
| Odaebyeo | S | S | S | S | S | S |
zBPH: brown planthopper, WBPH: white-backed planthopper, SBPH: small brown planthopper
yS : susceptible.
Grain appearance, physicochemical properties of endosperm starch and grain quality of ‘Saeodae’.
| Variety | Brown rice | White core/belly (0~9) | Alkali digestive value (1~7) | Protein content (%) | Amylose content (%) | Palatability of cooked rice (-3~+3) | ||
|---|---|---|---|---|---|---|---|---|
|
|
||||||||
| Length (mm)c | Width (mm) | L/W ratio | ||||||
|
|
||||||||
| Saeodae | 5.32 | 2.88 | 1.85 | 0/0 |
6.4 | 6.4 | 20.0 | 0.01 |
| Odaebyeo | 5.28 | 2.90 | 1.83 | 3/1 | 6.6 | 6.6 | 20.0 | 0.43 |
**are significant at P = 0.01
Milled rice yield of ‘Saeodae’ at local adaptability test.
| Culture season | Tested site | Brown rice yield (MT/ha) | Index (A/B) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
|
||||||||||
| Saeodae | Odaebyeo | |||||||||
|
|
|
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| ’09 | ’10 | ’11 | Ave. (A) | ’09 | ’10 | ’11 | Ave. (B) | |||
|
|
||||||||||
| Ordinary season culture | Cheolwon | 5.39 | 4.57 | 5.27 | 5.08 | 4.69 | 5.03 | 5.23 | 4.98 | 102 |
| Jeongseon | 5.64 | 4.27 | 5.48 | 5.13 | 5.04 | 5.32 | 5.49 | 5.28 | 97 | |
| Jecheon | 6.48 | 4.89 | 4.55 | 5.31 | 5.95 | 4.71 | 4.24 | 4.97 | 107 | |
| Sangju | 5.34 | 5.65 | 5.36 | 5.45 | 4.99 | 5.43 | 5.20 | 5.21 | 105 | |
| Average | 5.64 | 4.88 | 5.25 | 5.26 | 5.12 | 5.21 | 5.14 | 5.16 | 102 | |
| Extremely late season culture | Suwon | - | - | 4.98 | 4.98 | - | - | (4.95) | (4.95) | 101 |
| Iksan | - | - | 3.81 | 3.81 | - | - | (3.31) | (3.31) | 105 | |
| Milyang | - | - | 4.56 | 4.56 | - | - | (4.41) | (4.41) | 103 | |
| Average | - | - | 4.45 | 4.45 | - | - | (4.22) | (4.22) | 106 | |
( ): deta of ‘Geumobyeo’
are significant at P = 0.05
Evaluation at maximum tillering stage (1: toterance; 9: susceptible)
Cold tolerance was evaluated at cold-water (17°C) irrigation nursery in Chuncheon.
are significant at P = 0.01
are significant at P = 0.05 and 0.01 respectively
are significant at P = 0.05 and 0.01 respectively
N fertilizer of blast nursery test : 240 kg/ha
N fertilizer of neck blast : 220 kg/ha
R : resistance, M : moderately resistance, S : susceptible
are significant at P = 0.01
BPH: brown planthopper, WBPH: white-backed planthopper, SBPH: small brown planthopper
S : susceptible.
are significant at P = 0.01
( ): deta of ‘Geumobyeo’