DEFOLIANT COMPOSITION

FIELD: agriculture. SUBSTANCE: invention relates to agents used for cotton defoliation on the basis of N-(1,2,3-thiadiazolyl-5)-$$$-phenylurea (dropp). Dropp-base composition has N-(1,2,4-triazolyl-4)-$$$-phenylurea or N-(1,2,4-triazolyl-4)-$$$-phenylurea sodium salt as a synergist taken at mass rat...

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Hauptverfasser: OVSISHCHER M.R, LAAS S.R, SHAPOVALOV A.A, PUTSYKIN JU.G, UMAROV A.A, SALIKHOV SH.S, BUKASHKINA Z.V, BOBROVA T.I, TASHCHI V.P, KAS'JANENKO N.A, RUKASOV A.F, GRUZINSKAJA N.A, MARKINA L.G, ZUBKOVA N.F
Format: Patent
Sprache:eng
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Zusammenfassung:FIELD: agriculture. SUBSTANCE: invention relates to agents used for cotton defoliation on the basis of N-(1,2,3-thiadiazolyl-5)-$$$-phenylurea (dropp). Dropp-base composition has N-(1,2,4-triazolyl-4)-$$$-phenylurea or N-(1,2,4-triazolyl-4)-$$$-phenylurea sodium salt as a synergist taken at mass ratio 1: (2.5-40). Defoliating effect is evident at the dose 0.7-2.0 kg/ha. Mixture of dropp with butylcaptax has a dose 2.86 kg/ha (by active component). Dropp yield in the proposed preparation is 0.05-0.2 kg/ha that 1.5-7-fold less as compared with dropp without synergist. EFFECT: increased activity of dropp-base composition, decreased dose and toxicity for warm-blooded animals than combination of dropp and butylcaptax. 3 tbl