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果树大小年
释义
果树大小年
Encyclopedia
农学
果树栽培
释
biennial bearing of fruits
果树大小年
果树每年的产量呈现明显的忽高忽低,一年结果特别多,下年结果很少或几乎不结果的植物生理现象。又称隔年结果、周期性结果。
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indicator species
indicator species of marine pollution
Indicator System
indicator transition point
indicator variable
indicatrix
indicatrix ellipse
indicatrix of binormals
indicatrix of curvature
indicatrix of principal normals
indicatrix of scattering
indicatrix of tangents
indices
indices of climate extremes
indices of crystal direction
indices of crystal plane
indices of diffraction
indices of lattice direction
indices of lattice plane
indices of plane in crystal
indicia
indicial
indicial equation
indicial notation
indiction
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