| Three types of tillage implements including moldboard plow (conventional tillage), heavy disk (tandem disk harrow) and chisel plow (minimum tillage), is common in Iran and widely used by farmers for plowing and preparing the land for rainfed or irrigated wheat production. Determining the most suitable tillage tools for each product, which creates the lowest cost for farmers, can bring more profit to farmers while reducing the investment costs. Many soil chemical and physical properties are influenced by the type of tillage. One of the most important factors, is the soil bulk density or the amount of oxygen in the soil. Oxygen in the soil is one of the most important factors in plant growth and reducing its concentration in the soil affects plant... |
