The power function equation was used to analyse the relation between different bud lengths and water-retainingcapacity of Hevea planting materials with young sprouts.
本文以幂函数方程，统计分析橡胶树萌动芽种植材料的不同芽长与持水力的关系。
2
The effects of forest fires on soil separate coefficients, porosity, saturated water-retainingcapacity, available Mg, fine root significantly varied between the fire intensity.
火烧强度对上壤分散系数、孔隙度、饱和持水量、有效镁、细根系生物量的影响有显著差异。
3
Young sprouts of Hevea planting materials at various seasons were examined in relation to the water-retainingcapacity and osmotic substance which were employed to determine optimum planting season.