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- Maori Moa hunters burnt large areas of forest and grass land in order to flush out the last remaining moas, and the European settlers cleared thousands of acres for farmland. 它们并不和其它同种企鹅聚集在一起繁殖,也不迁徙,长年生活在它们繁殖的地区内。有人做了一个试验,把它带到繁殖地87公里的地方释放后,它可以在48小时内回到原来的地方。
- Some Thoughts About the Strategy of Restoring the Cultivated Land into Forest and Grass Land in the Loess Plateaus 黄土高原地区实施退耕还林还草战略的思考
- Forest and grass land 林草地
- Converting the land for forest and grass 退耕还林地
- reduce cultivated land to forest and grass 退耕还林
- reducing cultivated land to plant forest and grass 退耕还林(草)
- The annual variation of runoff and erosion induced sediment yield gradually decreased along with the development of soil and water conservation work and the increase of forest and grass vegetation. 径流和侵蚀产沙的年际变化是随流域水土保持措施全面实施和小流域林草植被面积的增加,流域径流量和侵蚀产沙量逐渐减少。
- Abstract: Desiccation of the deep soil layer under forest and grass vegetation is one of the crucial topics in scientific research for eco-environmental construction of the Loess Plateau. 摘 要: 林草植被深层土壤干燥化是黄土高原地区生态环境建设过程中面临的重大科学问题。
- The Model 9G machine is mainly used for cutting and cleaning the grasses on in on the shrubby and grass land, renovating or reforming the ranch. 9G系列旋转型割草机主要适用于草场、灌木林地的割草、清理以及地表不平整牧场的更新、改造等作业。
- Appropriate match grasses and arbors of stress resistance to form cultivation models of forest and grass mixture, bush and arbor alternate. 适当配置抗逆性强的草本植物和乔木植物,形成林草搭配、灌乔相间的各种种植模式。
- In drid regions humans must follow the rule of plant community succession to build vegetation of forests and grass. 在水土保持林草植被建设中,特别是在干旱地区,人们必须遵循而不能违背植物群落自然演替的规律。
- The guerrillas dived into the thick forest and soon disappeared. 游击队员突然钻进密林,很快就消失了。
- cross region between farm and grass land 农牧交错区
- While returning more farmland to forests and grass, we should implement without delay the national plan for the conservation of grasslands. 加大退耕还林还草力度。抓紧实施全国草原生态保护建设规划。
- While returning more farmland to forests and grass,we should implement without delay the national plan for the conservation of grasslands. 加大退耕还林还草力度,抓紧实施全国草原生态保护建设规划。
- forest and grass composite management 林草生态系统
- The sheep usually graze in the grass land. 羊通常在草地吃草。
- forest and grass composite pattern 林草复合模式
- They rode through forests and fields. 他们骑马穿过森林和原野。
- Forests and jungles have thick vegetation. 森林和热带雨林中有茂密的植被。