| 油松结实量的预测及其制约因素的分析 |
| |
| 引用本文： | 赵秉伦,谢君朝.油松结实量的预测及其制约因素的分析[J].陕西林业科技,1992(4):1-4. |
| |
| 作者姓名： | 赵秉伦 谢君朝 |
| |
| 作者单位： | 陕西省林业厅，陕西省林业厅 |
| |
| 摘 要： | 本文介绍了陕西省8个地市、32个支点县1988年油松结实量的预测与实产情况,并对制约产种量的地域、坡向、立木密度等因素进行了分析。
|
| 关 键 词： | 油松 产量预测 |
PRODUCTION PREDICTION AND RESTRICTED FACTOR'S ANALYSIS FOR CHINESE PINE SEEDINGS |
| |
| Zhao Binglun,Xie Junchao Shaanxi.PRODUCTION PREDICTION AND RESTRICTED FACTOR''''S ANALYSIS FOR CHINESE PINE SEEDINGS[J].Shaanxi Forest Science and Technology,1992(4):1-4. |
| |
| Authors: | Zhao Binglun Xie Junchao Shaanxi |
| |
| Institution: | Zhao Binglun;Xie Junchao Shaanxi Department of Forestry |
| |
| Abstract: | The prediction and real output of Chinese pine seed production in 32 major counties of 8 pertectures of Shaanxi are introduced in the paper, The some of restricted factors as regions,slope aspect,density of trees are analyzed also. |
| |
| Keywords: | Pinus tabulaeformis Production prediction |
| 本文献已被 CNKI 维普 等数据库收录！ |
