“An economic assessment of reducing the cost of cultivating various crops, reducing the cost of production and increasing the yield of corn, barley, sunflower, wheat in the period from 2016 to 2020 was carried out”
e1
“The advantages of using liquid organic waste from pig complexes as an organic-mineral fertilizer in the agricultural complex are shown”
3 of 4 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.
Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.