Table 1.
Biodegradable plastic-degrading yeasts on rice husks harvested from various areas
| JP no. |
Cultivar name |
Origin | Yeast population (cfu/g) |
Strain no |
Phenotype | Species designation |
|
|---|---|---|---|---|---|---|---|
| YM | PBSA | ||||||
| 6775 | Shinei | Hokkaido | 1 × 106 | 4 × 103 | GB-1 | Smooth | C. flavus |
| 6918 | Akamai | Tohoku | 6 × 105 | 1 × 104 | GB-2 | Wrinkled | P. antarctica |
| 6497 | Akinishiki | Niigata | 2 × 105 | 5 × 104 | GB-3 | Wrinkled | P. antarctica |
| 2031191 | Tankei | Ibaraki | 3 × 106 | 5 × 105 | GB-4(0) | Wrinkled | P. antarctica |
| 2031192 | Tankei | Ibaraki | 6 × 106 | 4 × 106 | GB-4(1)S | Smooth | C. laurentii |
| 4 × 105 | GB-4(1)W | Wrinkled | P. antarctica | ||||
| 10995 | Nourin18 | Kumamoto | 8 × 105 | 6 × 105 | GB-5S | Smooth | C. rajasthanensis |
| 3 × 105 | GB-5W | Wrinkled | P. antarctica | ||||
| 7239 | Kanan 2 | Taiwan | 4 × 103 | 4 × 103 | GB-6 | Smooth | C. laurentii |
| 5310 | Matsumae | Hokkaido | 8 × 104 | 8 × 104 | GB-7 | Wrinkled | P. antarctica |
| 7032 | Ouu 52 | Akita | 8 × 105 | 8 × 105 | GB-8 | Wrinkled | P. antarctica |
| 7412 | Chibanishiki | Chiba | 3 × 105 | 0 × 100 | not found | ||
| 11295 | Saikai 124 | Fukuoka | 1 × 106 | 4 × 104 | GB-10S | Smooth | C. rajasthanensis |
| 4 × 103 | GB-10W | Wrinkled | P. antarctica | ||||
| 8955 | Kantou 135 | Saitama | 2 × 106 | 1 × 106 | GB-11S | Smooth | C. laurentii |
| 4 × 104 | GB-11W | Wrinkled | P. antarctica | ||||
All seeds were obtained from National Institute of Agrobiological Sciences (NIAS) Genebank at Tsukua, Japan
Seeds of JP nos. 2031191, 5310, 7032, 7412, 11295, and 8955 were harvested in 2000. Those of JP nos. 6775, 6918, 6497, 2031192, 10995, and 7239 were harvested in 2005.