| 1. | The development of a suitable mass production technique seems unlikely .
适于他们大量制种的技术看来尚未发展成熟。 |
| 2. | Key to guarantee hybrid maize production quality
确保杂交玉米制种质量的关键措施 |
| 3. | Cultvation and seed production technique of ludan
鲁单981栽培要点与制种关键技术 |
| 4. | Evapotranspiration of seed maize field in arid region
干旱区制种玉米农田蒸散研究 |
| 5. | Measures to improve hybrid maize production quality
提高杂交玉米制种质量的措施 |
| 6. | Maize seed production technique of nongda 108 in summer
农大108玉米夏制种技术要点 |
| 7. | Hybrid seed production technique of jindan 41 in summer
41号玉米夏播制种技术 |
| 8. | Improve quality measures to hybrid maize production
玉米杂交制种保质提质措施 |
| 9. | High - yield cultivate technique of maize production in summer
夏玉米制种高产栽培技术 |
| 10. | Production technique of hybrid chinese sorghum jin
晋杂18号高粱杂交制种技术 |
