| 1. | Effects of water - collecting mulch on moisture situation in root zone in spring maize
晋中地区春玉米田集雨覆盖试验研究 |
| 2. | Effects of co2 treatment of root zone on potato growth and photosynthesis by areoponics culture
2对马铃薯生长和光合作用的影响 |
| 3. | Test method for organic matter content of putting green and sport turf root zone mixes
小型高尔夫球场用绿呢和运动草坪根层混合物的有机物质含量的试验方法 |
| 4. | Know how much water is needed to refill the root zone during irrigation and plan fertigation accordingly
要了解在灌溉时灌满根区需要多少水，并据此来制定灌溉施肥计划。 |
| 5. | Standard test methods for organic matter content of putting green and sports turf root zone mixes
小型高尔夫球场用绿呢和运动场草皮根层混合物中有机物质含量的标准试验方法 |
| 6. | Effect of allelopathic substance from wheat root zones on the growth of cotton seedling in wheat - cotton interplanting system
麦棉套作系统中小麦根区化感物质对棉苗生长的影响 |
| 7. | Over - irrigation not only wastes water but could result in leaching of fertilizer ( primarily n ) below the root zone
过量灌溉不仅浪费水资源而且还可能引起肥料向根区以下的淋失(主要是氮素) 。 |
| 8. | Standard test method for saturated hydraulic conducitivity , water retention , porosity , particle density , and bulk density of putting green and sports turf root zones
小型高尔夫球场绿呢和运动场草地区的饱和水渗透性水分保持孔隙率颗粒密度和体密度的标准试验方法 |
| 9. | Because of the evaporation , dissolved salt is brought to cumulate at the ground surface and the root zone when the ground water is above the critical level . then the saline soil is formed
超过临界深度的地下水，在蒸发作用下，将盐分带至地表或根系分布层累积下来，形成盐渍化土壤或盐土、碱土。 |
| 10. | Experiments of different root zone temperature ( natural root temperature as ck , 15 , 20 , 25 , respectively ) were treated in blossom and fruit - set period in sunlight greenhouse
摘要通过对日光温室开花坐果期番茄根区不同温度处理（自然地温， 15 ， 20 ， 25 ） ，研究了低温季节根区温度对番茄生长的影响。 |
