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132 + 22 ÷ 504 X 12 - 4 ÷ 35 = ? 132 ÷ 22 + 504 - 12 X 4 + 35 = ? 6 + 504 - 12 X 4 + 35 6 + 504 – 48 + 35 545 – 48 = 497.
Which clay mineral group is known for its ability to swell and expand when wetted?
The EC of Sodic soil is __mmho/cm at 25 ℃ .
Which soils are known as self-tilled soils
Which method measures soil moisture content by drying a sample in an oven and determining the percentage of moisture loss?
According to USDA classification of salt affected soils; a soil having EC >4 mmho/cm; ESP >15; pH
What is the color of the tag used for certified seed?
The indicator plant for zinc deficiency is ____
The study of soil from the stand point of higher plants is known as……………………….
Sodic soils are also known as_____
The Soil moisture potential at permanent wilting point is____