The purpose of preparing the ground to make the soil soft and enveloping, moist corn and soil have a well-ventilated and dry stalks, weeds, dead and destroyed, landfills, salvage sunken weeds, soil. The plough bottom should be at least 2 times a plow under the principles of deep plowing soil variables, thaida crack details.1. thaida plowed with PHA PHA should be 3 or 4 plow depth approx. 30 cm deep, because it ploughs to be a water storage and rack about 10-15 Earth-days to destroy the weeds and pests in certain types of soil.2. plow plowing diethylene Cliff should be variable with 7 spacious Roy's original plow thaida to digest a big chunk of soil. Make the clay has specialized even more incoherent, so the seeds germinate.
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