Getting high - resolution image, through RS and GIS analyzing and GPS field survey, all above are effective methods for getting data of high quality small-scale landscape ecology study.
获取高分辨率遥感影像，通过遥感和GIS分析，结合GPS地面精确定位调查，是高质量小尺度景观样本研究数据获取行之有效的方法。
The results suggest that the pest control in organic farming rice-duck field confronts serious challenge, and it is necessary to explore practical and feasible ecology-based management methods.
研究结果说明，有机作物种植中害虫治理面临严峻挑战，需要探索切实可行的生态学治理新方法。
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