Table 3.
Zinc content in brown rice of recombinant inbred lines (RILs) and their parents developed and evaluated at IIRR and the number of promising lines with zinc ≥35 mg/kg.
| Cross | No. of RILs | Zinc content (mg/kg) | No. of lines with zinc content ≥35 mg/kg | |||
|---|---|---|---|---|---|---|
| P1 | P2 | Range | Mean | |||
| IR64/BR2655 | 95 | 9.1 | 24 | 12.4–25.3 | 18.8 | Nil |
| IR64/Chittimuthyalu | 151 | 25 | 18.5–44.9 | 26.9 | 11 | |
| IR64/Jalpriya | 141 | 25 | 11.8–26.6 | 18.6 | Nil | |
| IR64/Type-3 | 62 | 19 | 16.3–29.9 | 21.3 | Nil | |
| MTU1010/Jalpriya (IIRR) | 277 | 12 | 25 | 18.6–48.5 | 26.7 | 10 |
| MTU1010/Jalpriya (Mugad)* | 245 | 25 | 16.7–39.2 | 22.6 | 2 | |
| MTU1010/Jalpriya (Pusa)* | 273 | 25 | 12.1–30.0 | 21.6 | Nil | |
| MTU1010/Suraksha (IIRR) | 252 | 22 | 20.7–44.0 | 29 | 18 | |
| MTU1010/Suraksha (Mugad)* | 169 | 22 | 6.8–27.8 | 17 | Nil | |
| PR116/Chittimuthyalu | 85 | 12 | 25 | 11.5–31.8 | 22.4 | Nil |
| RP Bio 226/Jalpriya | 241 | 14 | 25 | 9.9–46.5 | 36.3 | 174 |
| Swarna/BR 2655 | 495 | 21 | 24 | 8.2–46.2 | 27.2 | 38 |
| Swarna/Chittimuthyalu | 185 | 25 | 10.1–43.1 | 24.3 | 13 | |
| Swarna/Jalpriya | 26 | 25 | 17.7–27.4 | 22.2 | Nil | |
| Swarna/Ranbir Basmati | 202 | 18 | 9.6–45.9 | 28.3 | 20 | |
| Swarna/Type-3 | 98 | 19 | 14.4–29.5 | 20.9 | Nil | |
| Total | 3,054 | 325 | ||||
P1, Maternal parent; P2, Pollen parent. *Evaluated at the Agriculture Research Station (ARS), Mugad and Rajendra Agricultural University (RAU), Pusa.