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- Beneficial changing and improvement of the soil physical and chemical properties, microorganic properties and erosion control capacity in the mixed plantations are discussed in this paper. 讨论了人工混交林对林地土壤理化性质、微生物及水土保持等方面的改良和促进作用。
- Energy characteristics of alder cypress mixed plantation ecosystem. 人工桤柏混交林生态系统的能量特征
- In A layer Dark-brown earths, SOC and TN from mixed plantation, Birch forests and Mongolian oak plantations in turn decreased significantly. 结果表明:A层土壤中土壤有机碳、总氮含量及土壤微生物占绝对优势,且因土壤类型和林分的不同而有着显著差异。
- Soil fertilities of three young broadleaf mixed plantations were compared with those of a Cunninghamia lanceolata plantation. 摘要研究了3种阔叶混交幼林的土壤肥力,并将其肥力特征与杉木幼林进行对比研究。
- Among the man-made forests,the distance index of the coniferous mixed plantation is the lowest,and its pattern is nearly glomeration. 人工林中,人工针叶混交林的距离指数最小,格局接近于团聚分布;
- The mixed plantation of Cunninghamia lanceolata and Liquidambar formosana was positioned and investigated based on its growth and interaction with ecological environment. 摘要从林木生长及其与生态环境之间相互关系入手,对杉木枫香混交林与枫香、杉木纯林进行了定位调查研究。
- Don't mix up this pair of synonyms. 别把这两个近义词混淆了。
- The tea plantations stretch far into the distance over the hills. 山坡上的茶园一直延伸到很远的地方。
- He has mixed with crowd together but has not found. 他已同人群混杂在一起而找不到了。
- He finds it hard to mix at parties. 他感到很难在聚会上与人攀谈。
- The competition entries were a very mixed bag. 参赛者是错落不齐的大杂烩。
- The old man decided not to mix in politics. 那位老人决定不参与政治。
- There are a lot of rubber plantations in this region. 这个地区有许多橡胶园。
- Pink and blue mix well together. 粉色和蓝色在一起很协调。
- Put the mixed historical facts in sequence. 将混淆的历史事件按顺序排列。
- First, ore is mixed with coke and limestone. 先把铁矿石和焦碳、石灰石混合在一起。
- Reviews on Research of the Alder-Cypress Mixed Plantations in the Hilly Areas of Central Sichuan Province 川中丘陵区人工桤柏混交林的研究进展
- I don't want to be mixed up in the affair. 我不想牵连到这件事情中去。
- In my job, I mix with all sorts of people. 我在工作中常和各种人打交道。
- Nutrient characteristics in rhizosphere of pure and mixed plantations of Manchur ian walnut and Dahurian larch 胡桃楸落叶松纯林与混交林中根际土壤的养分特征(英文)
