| 1. | If it crosses cultivated fields it may damage the crops .
要是它穿越农田，可能会损坏庄稼。 |
| 2. | The cultivated field received not only its own share of rainfall but all of the runoff from the catchment .
耕地不仅获得它自己那份雨水而且还接受集水区的全部径流。 |
| 3. | Of the whole area , 10 per cent is cultivated fields , 30 per cent hills , and the rest covered with water
“山温水软似名姝” ， “三山六水一分田” ，自然环境悦目赏心。 |
| 4. | Redroot pigweed ( amaranthus retroflexus l . ) is an annual species of weeds which is widely distributed and important in cultivated field and other land all over the world
摘要反枝苋是世界性分布的一种恶性杂草， ?解其生物学特性将有助于对其进行有效防治。 |
| 5. | The principal vector of je , culex tritaeniorhynchus breeds in water - logged abandoned fields , rice fields , marshes and water collections around cultivated fields
（三）日本脑炎的主要病媒是三带喙库蚊，它们在积水的荒田、稻田、沼泽和耕地周边的积水处滋生。 |
| 6. | The natural scenery of hills and waters in suzhou is as charming as a delicate beauty . of the whole area , 10 per cent is cultivated fields , 30 per cent hills , and the rest covered with water
“糯”对苏州风格确有相当的概括力， “糯”可以包含柔美、温文、清雅、细腻、潇酒 |
| 7. | The mosquitoes breed mainly in water - logged fields , marshes , ditches and small stable collections of water around cultivated fields . the public is reminded to prevent mosquito breeding by removing stagnant water
发言人表示，日本脑炎由库蚊传播，该蚊在积水农田、沼泽、沟渠及耕地四周的积水处滋生，市民应采取措施清除积水，预防蚊子滋生。 |
| 8. | The spokesman said je is transmitted by culicine mosquitoes . the mosquitoes breed mainly in water - logged fields , marshes , ditches and small stable collections of water around cultivated fields . the public is reminded to take measures to prevent mosquito breeding by removing stagnant water
发言人表示，日本脑炎主要由库蚊传播，该蚊在积水农田、沼泽、沟渠及耕地四周的积水处滋生，市民应采取措施清除积水，预防蚊子滋生。 |
| 9. | Results showed that by using straw and plastic film dual mulch in dry - cultivation of rice planting , both of the range of temperature difference and the loss of water in dry - cultivated field of rice were decreased , the soil structure was improved , the soil nutrient contents were increased , the ineffective tillers of rice plant were decreased , the growth and development stage were advanced , the filling stage was extended , the grain per ear and 1 000 grain weight were raised , the grain yield of rice increased obviously
水稻秸秆+地膜二元覆盖旱作栽培效应的研究结果表明，秸秆+地膜二元覆盖旱作稻田土壤变温幅度降低，水分散失减少，结构改善，养分积累增加；水稻无效分蘖减少，生育转变提前，灌浆结实期延长，穗大粒多，千粒重高，增产效果显著。 |
| 10. | The main conclusions were as follows : ( 1 ) great changes from 1992 to 2001 have been taken on the area , space and quality of land use of total city , thereinto the changes of cultivated field and residential and industrial area were most remarkable . influence on the land use distributed pattern by the topography and location were embodied fully by the spatial change of these two kinds of land use . forestry land and residential and industrial area were the main object to which many land use types changed
主要结论如下： ( 1 ) 1992 2001年全市土地利用面积、空间和质量都发生很大变化，其中以耕地、居民点及工矿用地变化最为显著；这两种土地类型的空间变化充分体现北京地形及区位特征对土地利用分布格局的影响；土地利用类型之间转移的主要目标集中于林地、居民点及工矿用地。 |
