충청남도농업기술원 작물연구과
Crop Research Department, Chungcheongnam-do Agricultural Research and Extension Services, Yesan, Chungcheongnam-do, 340861, Republic of Korea
Copyright © 2022 by the Korean Society of Breeding Science
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| Location | Heading date | Transplanting date | |
|---|---|---|---|
| Bbareumi | Jinbuolbyeo | ||
| Yesan | Jun 24 | July 1 | May 1 |
| Dangjin | Jun 24 | Jun 30 | May 1 |
| Nonsan | Jun 22 | Jun 30 | May 10 |
| Boryeong | Jun 23 | Jun 29 | May 8 |
| Mean | Jun 23** | Jun 30 | May 5 |
| Cultivar | Leaf | Culm | |||||
|---|---|---|---|---|---|---|---|
| Color | Length | Width | Erectness | Length (cm) | Thickness | Stiffness | |
| Bbareumi | Green | Medium | Medium | Semi-Erect | 63.3** | Thin | Weak |
| Jinbuolbyeo | Green | Short | Narrow | Semi-Erect | 62.0 | Thin | Weak |
| Cultivar | Panicle length (cm) | Spikelet density | Shattering | Panicle exsertion | Awn | Spikelet color |
|---|---|---|---|---|---|---|
| Bbareumi | 19.3** | intermediate | Hard | Medium | None | Yellowish white |
| Jinbuolbyeo | 16.7 | intermediate | Hard | Good | None | Yellowish white |
| Cultivar | No. of panicle/hill | No. of spikelet/panicle | Ripened grain ratio (%) | Brown rice (g) | |
|---|---|---|---|---|---|
| wt./ℓ | 1,000 grains | ||||
| Bbareumi | 13.5* z) | 83.3** | 87.7* | 838* | 20.8** |
| Jinbuolbyeo | 19.1 | 45.1 | 92.5 | 819 | 24.8 |
| Location | Yield of milled rice (MT/ha) | ||||||
|---|---|---|---|---|---|---|---|
| Jinbuolbyeo | Bbareumi | ||||||
| '16 | '17 | '18 | Mean | Index | Range | ||
| Yesan | 4.51 | 4.76 | 4.65 | 5.01 | 4.81 | 107 | 4.76 - 5.01 |
| Dangjin | 4.65 | 4.98 | 4.74 | - | 4.86 | 105 | 4.74 - 4.98 |
| Nonsan | 4.71 | - | - | 5.18 | 5.18 | 110 | 5.18 |
| Boryeong | 4.38 | - | - | 4.96 | 4.96 | 113 | 4.96 |
| Mean | 4.56 | 4.87 | 4.70 | 5.05 | 4.87 * | 109 | - |
| Cultivar | Milling recovery ratio (%) | HRMRR | Brown rice | |||||
|---|---|---|---|---|---|---|---|---|
| Brown/Rough | Milled/Brown | Milled/Rough | Length (mm) | Width (mm) | Thickness (mm) | L/W ratio | ||
| Bbareumi | 81.2* y) | 91.0* | 73.5* | 65.6* | 4.87** | 3.00** | 2.11** | 1.63ns |
| Jinbuolbyeo | 81.6 | 89.0 | 73.0 | 61.7 | 5.16 | 3.14 | 2.31 | 1.64 |
| Cultivar | Rice appearance (%)z) | Protein (%) | Amylose (%) | Glossiness of cooked rice | |||
|---|---|---|---|---|---|---|---|
| Head | Chalky | Broken | Damaged | ||||
| Bbareumi | 89.2* z) | 6.4* | 3.5ns | 0.9 ns | 6.8* | 18.7ns | 63.5** |
| Jinbuolbyeo | 84.5 | 11.6 | 3.2 | 0.7 | 6.6 | 19.8 | 59.4 |
z)Rice appearance was measured with a Grain inspector (Cervitec 1625, Foss, Sweden) and protein was analyzed using a grain analyzer (Infratec 1241, Foss, Sweden), Glossiness of cooked rice was Toyo taste meter (MA-90A, Toyo, Japan) in accordance with the operation manual. Amylose content was measured using the method by Perez and Juliano (1978).
nsmeans no significant difference between two cultivars, and *, ** mean significant difference at p<0.05 and 0.01, respectively.
| Cultivar | Blast nursery | Experimental field | ||||
|---|---|---|---|---|---|---|
| Leaf blast (0-9) | Leaf blast (0-9) | Neck blast (0-9) | Bacterial leaf blight (0-9) | Stripe virus (0-9) | Sheath blight (0-9) | |
| Bbareumi | 5** | 1 | 0 | 0 | 0 | 0 |
| Jinbuolbyeo | 1 | 0 | 0 | 0 | 0 | 0 |
Heading date summary of local adaptability test
| Location | Heading date | Transplanting date | |
|---|---|---|---|
| Bbareumi | Jinbuolbyeo | ||
| Yesan | Jun 24 | July 1 | May 1 |
| Dangjin | Jun 24 | Jun 30 | May 1 |
| Nonsan | Jun 22 | Jun 30 | May 10 |
| Boryeong | Jun 23 | Jun 29 | May 8 |
| Mean | Jun 23** | Jun 30 | May 5 |
Characteristics of leaf and culm
| Cultivar | Leaf | Culm | |||||
|---|---|---|---|---|---|---|---|
| Color | Length | Width | Erectness | Length (cm) | Thickness | Stiffness | |
| Bbareumi | Green | Medium | Medium | Semi-Erect | 63.3** | Thin | Weak |
| Jinbuolbyeo | Green | Short | Narrow | Semi-Erect | 62.0 | Thin | Weak |
Characteristics of grain and panicle
| Cultivar | Panicle length (cm) | Spikelet density | Shattering | Panicle exsertion | Awn | Spikelet color |
|---|---|---|---|---|---|---|
| Bbareumi | 19.3** | intermediate | Hard | Medium | None | Yellowish white |
| Jinbuolbyeo | 16.7 | intermediate | Hard | Good | None | Yellowish white |
Characteristics of yield components
| Cultivar | No. of panicle/hill | No. of spikelet/panicle | Ripened grain ratio (%) | Brown rice (g) | |
|---|---|---|---|---|---|
| wt./ℓ | 1,000 grains | ||||
| Bbareumi | 13.5* z) | 83.3** | 87.7* | 838* | 20.8** |
| Jinbuolbyeo | 19.1 | 45.1 | 92.5 | 819 | 24.8 |
Yield summary of local adaptability test.
| Location | Yield of milled rice (MT/ha) | ||||||
|---|---|---|---|---|---|---|---|
| Jinbuolbyeo | Bbareumi | ||||||
| '16 | '17 | '18 | Mean | Index | Range | ||
| Yesan | 4.51 | 4.76 | 4.65 | 5.01 | 4.81 | 107 | 4.76 - 5.01 |
| Dangjin | 4.65 | 4.98 | 4.74 | - | 4.86 | 105 | 4.74 - 4.98 |
| Nonsan | 4.71 | - | - | 5.18 | 5.18 | 110 | 5.18 |
| Boryeong | 4.38 | - | - | 4.96 | 4.96 | 113 | 4.96 |
| Mean | 4.56 | 4.87 | 4.70 | 5.05 | 4.87 * | 109 | - |
Characteristics of milling properties and grain shape
| Cultivar | Milling recovery ratio (%) | HRMRR | Brown rice | |||||
|---|---|---|---|---|---|---|---|---|
| Brown/Rough | Milled/Brown | Milled/Rough | Length (mm) | Width (mm) | Thickness (mm) | L/W ratio | ||
| Bbareumi | 81.2* y) | 91.0* | 73.5* | 65.6* | 4.87** | 3.00** | 2.11** | 1.63ns |
| Jinbuolbyeo | 81.6 | 89.0 | 73.0 | 61.7 | 5.16 | 3.14 | 2.31 | 1.64 |
Quality properties related to eating quality
| Cultivar | Rice appearance (%)z) | Protein (%) | Amylose (%) | Glossiness of cooked rice | |||
|---|---|---|---|---|---|---|---|
| Head | Chalky | Broken | Damaged | ||||
| Bbareumi | 89.2* z) | 6.4* | 3.5ns | 0.9 ns | 6.8* | 18.7ns | 63.5** |
| Jinbuolbyeo | 84.5 | 11.6 | 3.2 | 0.7 | 6.6 | 19.8 | 59.4 |
Reaction to major diseases of ‘Bbareumi’
| Cultivar | Blast nursery | Experimental field | ||||
|---|---|---|---|---|---|---|
| Leaf blast (0-9) | Leaf blast (0-9) | Neck blast (0-9) | Bacterial leaf blight (0-9) | Stripe virus (0-9) | Sheath blight (0-9) | |
| Bbareumi | 5** | 1 | 0 | 0 | 0 | 0 |
| Jinbuolbyeo | 1 | 0 | 0 | 0 | 0 | 0 |
** Significantly different between two cultivars at p<0.01.
** Significantly different between two cultivars at p<0.01.
** Significantly different between two cultivars at p<0.01.
*, ** Significantly different between two cultivars at p<0.05 and 0.01, respectively.
* Significantly different between two cultivars at p<0.01.
HRMRR: Head Rice Milling Recovery Ratio (Milled rice/Rough rice×Head rice ratio).
nsmeans no significant difference between two cultivars, and *, ** mean significant difference at p<0.05 and 0.01, respectively.
z)Rice appearance was measured with a Grain inspector (Cervitec 1625, Foss, Sweden) and protein was analyzed using a grain analyzer (Infratec 1241, Foss, Sweden), Glossiness of cooked rice was Toyo taste meter (MA-90A, Toyo, Japan) in accordance with the operation manual. Amylose content was measured using the method by
nsmeans no significant difference between two cultivars, and *, ** mean significant difference at p<0.05 and 0.01, respectively.
Blast nursery test: nitrogen fertilizer level was 240 kg/ha.Major disease were investigated in the experimental field under normal fertilizer conditions during local adaptability test.
** Significantly different between two cultivars at p<0.01.