Observation of root system of ’Yaguang’ pear
vector of grade of membership
absorption area of root system
activity of root system
characteristics of root system
distribution of root system
drenched solution of root system
dry weight of root system
emergence of system of systems
growth and development of root system
horizontal division of root system
hydraulic conductivity of root system
phosphorylation of root system
Physiological characteristics of root system
Physiology of root system