您要查找的是不是：
- Soil irrigated by sewage 污灌土壤
- Many farmer's fields are irrigated by water brought from a river or lake through bamboo pipes. 很多农民的田地是通过竹管从河流或湖泊中引水灌溉的。
- The mournful litany of disease is caused by sewage. 这一连串不愉快的事情都是由生活污水所致。
- Many farmers'fields are irrigated by water. 许多农民的土地用水浇灌。
- Study on Salinity Migration in Plough Layer Soil Irrigated by Seawater in Semi-arid Region 半干旱区海水灌溉农田土壤盐分运移规律的研究
- An extensive area of land drained or irrigated by a river system. 流域由一个大河系排水或灌溉的广阔的土地区城
- Leaching of Soluble Salt of Unsaturated Soils Irrigated by Yellow River in Luanjing 引黄灌溉对孪井包气带盐分的淋洗
- Red tides are caused by plankton reproducing itself in large quantities because of nutrients provided in part by sewage and industrial waste. "所有红潮污染过的的还产品在进入市场前都严格检测;"王师承说;他是山东省主管渔业的负责人.
- The effects of root system of corn, bean and wheat on the fractionation of copper,lead, cadmium and zinc in rhizosphere in farmland soil irrigated with wastewater were studied. 采用根垫法研究了玉米、大豆和小麦根际环境对污灌土壤中铜、镉、铅、锌形态的影响。
- The results show that irrigated by different types of non-alkaline water, the soil alkalinity increased in different degrees. 试验结果表明：用不同类型的非碱化水灌溉后，土壤碱化度有不同程度的增加。
- Two sets of downflow-upflow constructed wetland systems planted with different macrophytes were irrigated by water with algae bloom for one week. 以含水华的鱼塘水作为进水灌溉两套上行流-下行流人工湿地系统，系统内种植芦苇等水生植物。
- In another variation, ditches replace the ridge between borders and the area between is irrigated by blocking the ditches. 在另一种变通方式中，用渠道代替畦埂，堵塞渠道，进行灌溉。
- Crops would be irrigated by water recycled through the building's hydroponics system and without using soil, many diseases are ruled out - meaning no need for chemical pesticides. 农作物用该建筑物溶液培养系统的循环水进行灌溉，而且没有土壤，避免多种病害，也不需要任何化学杀虫剂。
- Crops would be irrigated by water recycled through the building's hydroponics system and without using soil, many diseases are ruled out-meaning no need for chemical pesticides. 农作物用该建筑物溶液培养系统的循环水进行灌溉，而且没有土壤，避免多种病害，也不需要任何化学杀虫亮剂。
- Therefore, Helianthus tuberosus could be cultivated in mudflat of seashore and be irrigated by seawater to obtain the active compounds in the leaves of Helianthus tuberosus. 因此，可以利用海涂种植、海水灌溉的菊芋进行抑菌活性物质的研究。
- Shellfish may be contaminated by sewage, and persons who eat raw or undercooked shellfish harvested from contaminated waters may get diarrhea. 当人们生食或食入未煮熟且被含有病原体水源污染的贝壳类食品时，也会得腹泻。
- Irrigation by electric power is already used in this region. 这个地区已经开始施行电灌农田了。
- The coefficient could comprehensively show soil water availability when crops are irrigated by sprinkler irrigation systems. 该系数能综合反映灌溉水经过冠层再分配过程以后，田间水分的有效性。
- By 2005, all the farmland and fruit gardens will be irrigated by water-saving equipment and the water for farm use should have a sharp decrease. 2005年农田、果林全部实现节水灌溉，农业用水明显减少；
- By 2005,all the farmland and fruit gardens will be irrigated by water-saving equipment and the water for farm use should have a sharp decrease. 2005年农田、果林全部实现节水灌溉，农业用水明显减少。
