Самарқанд вилоятининг суғориладиган ўтлоқ бўз тупроқларида микробиологик жараёнларнинг сидерат ўғитлари таъсирида бошқарилиши

Microbiolgical processes heavily flan into the meadows and typical sulfur-soils. In light sulfur –soils they flow much slower. It happens because of the lack of humus in the soil.