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苗木分级
释义
苗木分级
Encyclopedia
农学
〔苗木培育〕
释
seedling gradation
苗木分级
对需要出圃的苗木按苗木质量标准进行等级划分。目的是使出圃苗达到国家规定标准,保证用壮苗造林,减少造林后的苗木分化现象,提高造林成活率和林木生长量。
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Kindia
kindling point
kind of syllogism
Kindom of Rozvi
Kindom of Zimbabwe
kindred plant
kinds of concepts
kinds of film
kinds of interest rate
kinds of mechanical drawing
kind第二类伯努利多项式
kine
kinemacolour
Kinema Junpo
kinematic
kinematical
kinematical diffraction
kinematical equation
kinematical freeze out
kinematical freeze-out
kinematical reference frame
kinematical reference system
kinematic astronomy
kinematic base
kinematic cosmology
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