搜索结果: 1-2 共查到“林学其他学科 production”相关记录2条 . 查询时间(0.073 秒)
Production potential and ecological stability of mixed forest stands in uplands – V. A mixed spruce/beech stand on a nutrient-rich site of the Křtiny Training Forest Enterprise
mixed stands spruce beech
2015/1/28
The study is already the 5th account on the production potential and stability of mixed forest stands in uplands. A spruce/beech stand established in the mid-30s of the 20thcentury is assessed. The st...
The influence of price on rice production in Sierra Leone
Sierra Leone Food Security Rice Production Econometric Model Specification
2013/2/28
Rice is the main staple food of the vast majority of Sierra Leoneans, eaten on a daily basis by almost every household in the country. Rice is the most important food crop widely grown by farmers acro...