SOIL AND PLANT ANALYSIS (1+1)

FAQ's

Introduction

1. The attraction of the soil solids for water resulting in reduction of free energy of water is termed as 6. What is meant by plant available water?
Answer: Plant available water is the difference in the amount of water at field capacity (0.3 bar) and the amount of water at the permanent wilting point (15 bars)

2. Enumerate the methods of soil moisture measurement
Answer: Gravimetric
Electrical conductivity
Neutron scattering
Suction or equilibrium tension
Profile probe and theta probe
Pressure plate / Pressure membrane