| 1. | The same equipment and facilities are required for both the tree and the intercrops .
一般果树和间种作物所需要的机械设备多是一样的。 |
| 2. | Studies on intercropping benefit of poplar and grain
杨粮间作系统小气候研究 |
| 3. | A study on intercropping period of chinese prickly ash tree
关于花椒林间作年限的研究 |
| 4. | A preliminary shudy on poplar - wheat intercropping patterns
杨树人工林林麦间作研究初报 |
| 5. | The effect of poplar - crop intercropping space on wheat growth and yield
杨粮间作系统小气候研究 |
| 6. | A study on microclimate under poplar - crop intercropping systems
杨粮间作系统中林木遮荫作用研究 |
| 7. | The study on shading effect under poplar - crop intercropping system
杨粮间作系统中林木遮荫作用研究 |
| 8. | Intercropping strawberry in protective field planted with grapevines
保护地栽培葡萄间作草莓的技术 |
| 9. | Study on selection experiment of optimal crop intercropping with poplar
杨树间种最佳作物的选择试验 |
| 10. | Efficient planting mode of intercropping ridge wheat and winter vegetables
越冬蔬菜间作高效种植模式 |
