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马尾松种子园经济效益研究(PDF)

《南京林业大学学报(自然科学版)》[ISSN:1000-2006/CN:32-1161/S]

Issue:
1991年04期
Page:
83-88
Column:
研究论文
publishdate:
1900-01-01

Article Info:/Info

Title:
RESEARCH ON ECONOMIC BENEFIT OF SEED ORCHARD OF MASSON PINE
Article ID:
1000-2006(1991)04-0083-06
Author(s):
GaoZhenhua (Nanjing Forestry University)Wei Mingliang (Nanning Region Research Institute of Forestry)Wei Shanlang
Seed Orchard of Tantang
Keywords:
Seed orchard of Masson pine Economic Opportunity costs Genetic gain of good strains Standardization
Classification number :
-
DOI:
10.3969/j.jssn.1000-2006.1991.04.017
Document Code:
A
Abstract:
Based on the practical investigation, this paper studied economic benefit of two seed orchards of Masson pine by means of systematic methods. The result indicated that macro-economic benefit of the current seed orchards of Masson pine was obviously higher than micro-economic benefit, the IRRS arc 17.99%, and 2.48% respectively. Intercropping in seed orchards is greatly contributed to economic benefit.

References

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Last Update: 1900-01-01