| 1. | A study on microclimate under poplar - crop intercropping systems 杨粮间作系统中林木遮荫作用研究 |
| 2. | 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 |
| 3. | A study on microclimate under poplar - crop intercropping systems 农林间作系统林木遮荫及其对产量的影响 |
| 4. | The shading and its effect on crop yield under poplar - crop intercropping system 杨粮间作系统林木遮荫面积和株行距研究 |
| 5. | A study on distribution law of microclimate factors in poplar - crop intercropping system 杨粮间作系统小气候水平分布特征研究 |
| 6. | The structure and dynamics of pest insect communities in jujube sites of different intercropped systems 不同间作枣园害虫的群落结构与动态 |
| 7. | Effect of applying molybenum to intercropping system of soybean and maize on increase of maize yield 钼肥对玉米大豆间作体系中玉米产量影响的研究 |
| 8. | Effect of pruning on light density , yield and biomass of crops in poplar - crop intercropping system 国外混农林业系统中林木与农作物的相互关系研究进展 |
| 9. | Effect of inoculation of arbuscular mycorrhizal fungi and rhizobium on the p uptake in faba bean maize intercropping system 真菌与根瘤菌对其吸磷量的影响 |
| 10. | Thus there should be studies for finding an optimal fertilizer schedule based on a cropping system including intercropping systems rather than for a single crop only 因此,应该研究包括间作在内的种植制度而不仅为某种作物寻找合适的施肥方案。 |