Twenty-five year response of non-crop trees to partial release during precommercial crop tree management
详细信息    查看全文
文摘
Three non-crop trees are partially released for every fully released crop tree. Partial release increased upper canopy persistence of oak, but not maple or birch. Partial release increased 25-year diameter growth of oak. Oaks constituted greater proportion of the largest trees on crop tree release plots.

© 2004-2018 中国地质图书馆版权所有 京ICP备05064691号 京公网安备11010802017129号

地址:北京市海淀区学院路29号 邮编:100083

电话:办公室:(+86 10)66554848;文献借阅、咨询服务、科技查新:66554700