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- Knot Size and Distribution of Mongolian Pine Plantations 樟子松节子的大小及分布
- Mongolian pine plantations 樟子松人工林
- The Predicting Models of Crown Surface Area and Crown Volume for Mongolian Pine Plantation 樟子松人工林树冠表面积及体积预估模型的研究
- Phosphorus fractions and phosphomonoesterase activities in sandy soils under a temperate savanna and a neighboring Mongolian pine plantation 沙地疏林草地和樟子松人工林土壤中不同形态磷素含量和磷酸单酯酶活性的比较
- Mongolian Pine plantation 樟子松人工林
- Nutrient distribution and accumulation pattern of Chinese pine plantations in Qiaoshan forested region. 桥山林区油松人工林营养元素分配与积累的研究。
- We also produce planning lumber, boards and laminated lumbers, which are mainly made from Mongolian pine, birch and larch. 木材原材料主要生产刨光板材,拼版,集成材,主要加工采伐樟子松,桦木,落叶松等。
- The most widely used natural inoculum, especially in developing countries, is soil or humus from established pine plantations. 最广泛使用的天然接种源;是松树成林的土壤或腐植质.
- Studies on the suitability of Weibull distribution in Masson pine plantations[J].Guizhou Foresty Science &Technology,2000,28(1):7-13. Weibull分布在马尾松人工林中的适用性研究[J].;贵州林业科技;2000;28(1):7-13
- However, The Mongolian pine height, density and the height and covering degree of grass under forest highly was not remarkable relevance with BSD respectively. 樟子松林的胸径和森林的郁闭度与鸟类多样性呈显著的正相关,树的高度、密度、森林下草的高度和盖度与鸟类多样性相关性不显著。
- However, The Mongolian pine height, density, DBH and the height and covering degree of grass under forest highly was not remarkable relevance with bird density, respectively. 树的高度、密度、胸径、森林下草的高度,草的盖度与鸟类密度相关不显著。
- In the Mongolian pine forests, Foliage height diversity (FHD) and Bird species diversity (BSD) presented the high correlation (r=0.814, P <0.05), the regression equation was y=1.332x+0.103 (R~2=0.663). 在樟子松森林生境中;叶层高度多样性指数(FHD)与鸟类多样性指数(BSD)呈正相关(r=0.;814;P<0
- It is critical for increasing productivity of caribbean pine plantations to match sites with different varieties or provenances,to use ge- netically improved seed and accelerate vegetative propagation of selected genetic materials. 选择适于不同立地类型的变种或种源、改良种子的遗传品质和促进优良遗传材料的无性繁殖是提高加勒比松生产力的基础;
- Total foliage (IF) had clearly connected with BSD(r=0.912, P <0.05), the regression equation was y=1.267x+0.428 (R~2=0.832). The Mongolian pine DBH and canopy density had the remarkable correlation with BSD, respectively. 叶总量(IF)与鸟类多样性指数(BSD)有显著的正相关(r=0.;912;P<0
- Main associated tree species are listed for Loblolly pine plantation in hillock areas of Southern Anhui Province. 为皖南丘岗地区火炬松人工林提出可供选择的主要伴生树种。
- STUDY ON SOIL FERTILITY OF KOREAN PINE PLANTATIONS 红松人工林土壤肥力的研究
- STUDY ON MONGOLIAN PINE NEEDLE RUST 樟子松松针锈病的研究
- Mongolian pine (Pinus sylvestris var. mongolica) 樟子松
- Distribution pattern of nutrient elements in masson pine plantation of Anhui province. 安徽马尾松人工林营养元素分配格局的研究
- Nutrient distribution and accumulation pattern of Chinese pine plantation ecosystems in the loess region. 黄土区油松人工林生态系统营养元素分配格局和积累的研究。