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cutting cycle
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cutting cycle
Encyclopedia
农学
森林经营方案
释
cutting cycle
择伐周期
在异龄林经营中,采伐部分达到成熟的林木,保留其余林木继续生长,当林分结构恢复至伐前状态时,所用的时间称为择伐周期。即同一林地进行2次相邻择伐的间隔期。又称回归年。
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Gamma ray burst detection
gamma-ray burst, GRB
Gamma ray detection
gamma-ray detection apparatus
Gamma-ray detector
gamma ray, gamma-ray
Gamma-Ray Integrated Detectors
gamma-ray interaction with matter
gamma-ray laser
Gamma-ray Light Detector
gamma ray line emission
gamma ray measurement
gamma ray petroleum well logger
gamma-ray pulsar
gamma-ray radiometer
gamma-ray satellite
gamma ray space astronomy
gamma-ray spectrometer
gamma ray spectrometry
gamma-ray spectrometry
gamma-ray spectroscopy
gamma-ray spectrum
gamma-ray spectrum measurement
gamma-ray tool
gamma ray, γ-ray
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