FIELD: agriculture, particularly, determination of fresh cellulose in biological materials. SUBSTANCE: method involves additional introduction of dry cellulose in suspension of ground air-dried material. The combined suspension is treated at boiling with a reagent mixture including distilled water, acetic and nitric acids in volume ratio of 1:8:1. Residue is filtered, washed, dried and weighed, and result is calculated. EFFECT: simplification of cellulose determination and reduced time of its duration. 5 ex
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