Study on Nutrient Content Cycle of Different Forest and Grass System in Converting Agricultural Lands to Trees

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Study on Nutrient Content Cycle of Different Forest and Grass System in Converting Agricultural Lands to Trees

更新时间：2024-11-07

- Study on Nutrient Content Cycle of Different Forest and Grass System in Converting Agricultural Lands to Trees
- Issue 4, Pages: 76-79(2005)
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- Published：2005
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Study on Nutrient Content Cycle of Different Forest and Grass System in Converting Agricultural Lands to Trees[J]. 2005, (4): 76-79.
DOI：

Study on Nutrient Content Cycle of Different Forest and Grass System in Converting Agricultural Lands to Trees[J]. 2005, (4): 76-79. DOI：

摘要

林草复合经营模式在目前的退耕还林工程中起着越来越重要的作用

研究林草复合模式的林与草之间的营养元素关系

对矿质养分相互关系的研究为合理搭配林草提供重要依据

以期为退耕还林各模式建立理论基础和科学依据。研究结果显示

3种退耕还林林草模式林、草、土壤养分间存在一定的显著相关关系。

Abstract

Forest and grass ecosystem plays a very important role in converting agricultural lands to forest. This paper makes a preliminary study on grassland and dynamics of nutrient elements about three different forest-grassland pattern around the Sichuan Basin. In order to know about essence of forest and grassland ecosystem and provided theory for forest mixed with grassland.

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Study on Nutrient Content Cycle of Different Forest and Grass System in Converting Agricultural Lands to Trees

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王海明陈治谏李贤伟廖晓勇王海娥

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