Die back in citrus is caused due to the deficiency of ____
The Soil moisture potential at permanent wilting point is____
The soil having pH value of < 8.5 with EC (electrical conductivity) is > 4.0 millimhos/cm and ESP < 15% is ____
Kaolinite is
Saline soils could be improved by:-
Toxicity of which element leads to the unavailability of iron and zinc
CAN is also known as ___
Which of the following is a process of breaking down and altering the physical and chemical properties of rocks and minerals, leading to soil formation?
The study of soil from the stand point of higher plants is known as……………………….
The deficiency symptom for Fe in plants is