RB985476 has a high tillering capacity, excellent canopy cover, high longevity, high agro-industrial yield, medium to low fiber content and high germination capacity after mechanical harvesting. RB985476 is resistant to smut, brown and orange rusts and recommended for harvest in the middle growing season in the south-central region of Brazil.
Keywords:
Saccharum spp.; breeding; productivity.
| Locations | Latitude | Longitude | Altitude | Stage |
|---|---|---|---|---|
| Sertãozinho | 21° 08' 16" S | 47° 59' 24" W | 601 m | T3 |
| Tarumã | 22° 44' 56" S | 50° 34' 42" W | 429 m | T3/FAT |
| Nova Europa | 21° 46' 52" S | 48° 33' 57" W | 502 m | T3/FAT |
| Barra Bonita | 22° 28' 22" S | 48° 33' 49" W | 526 m | T3/FAT |
| Guariba | 21° 21' 48" S | 48° 13' 49" W | 649 m | T3/FAT |
| Guaíra | 20° 19' 31" S | 48° 18' 39" W | 518 m | FAT |
| Pradópolis | 21° 21' 33" S | 48° 04' 20" W | 533 m | FAT |
| Araraquara | 21° 47' 38" S | 48° 10' 33" W | 664 m | FAT |
| Américo Brasiliense | 21° 43' 26" S | 48° 06' 07" W | 715 m | FAT |
| Olímpia | 20° 44' 13" S | 48° 54' 39" W | 480 m | FAT |
| Cosmópolis | 22° 38' 45" S | 47° 11' 45" W | 652 m | FAT |
| Paraguaçu Paulista | 22° 24' 48" S | 50° 34' 32" W | 509 m | FAT |
| Piracicaba | 22° 43' 41" S | 47° 38' 49" W | 526 m | FAT |
| Catanduva | 21° 08' 16" S | 48° 58' 22" W | 503 m | FAT |
| Environments | Crop cycle | TCH | TPH | ||||||
|---|---|---|---|---|---|---|---|---|---|
| RB985476 | RB867515 | Difference¹ | % | RB985476 | RB867515 | Difference | % | ||
| All environments | Plant-cane | 162.94 | 159.07 | 3.87 | 2.43 | 23.13 | 22.16 | 0.97* | 4.38 |
| First-ratoon | 118.13 | 116.65 | 1.48 | 1.27 | 18.45 | 18.06 | 0.39* | 2.16 | |
| Second-ratoon | 106.00 | 99.07 | 6.93* | 7.00 | 17.07 | 15.55 | 1.52* | 9.77 | |
| Mean | 129.80 | 126.22 | 3.58* | 2.84 | 18.97 | 18.24 | 0.73* | 4.00 | |
| Favorable environments | Plant-cane | 178.71 | 172.64 | 6.07 | 3.52 | 25.11 | 23.82 | 1.29 | 5.42 |
| First-ratoon | 128.14 | 126.90 | 1.24 | 0.98 | 19.08 | 18.80 | 0.28 | 1.49 | |
| Second-ratoon | 125.74 | 115.97 | 9.77* | 8.42 | 20.17 | 17.85 | 2.32* | 13.00 | |
| Mean | 145.58 | 141.26 | 4.32 | 3.06 | 20.74 | 19.79 | 0.95* | 4.80 | |
| Unfavorable environments | Plant-cane | 144.55 | 143.24 | 1.31 | 0.91 | 20.81 | 20.22 | 0.59 | 2.92 |
| First-ratoon | 108.12 | 106.4 | 1.72 | 1.62 | 17.83 | 17.32 | 0.51 | 2.94 | |
| Second-ratoon | 86.26 | 82.18 | 4.08* | 4.96 | 13.98 | 13.25 | 0.73 | 5.51 | |
| Mean | 111.41 | 108.68 | 2.73 | 2.51 | 16.91 | 16.43 | 0.48* | 2.92 | |
| Disease | Cultivar RB985476 |
|---|---|
| Smut | R |
| Brown rust | R+ |
| Orange rust | R |
| Leaf mosaic | MR |
| Leaf scald | T |
Thumbnail
Thumbnail
Thumbnail
