Improvement of valuable signs by using “Zerox” immunostimulant in cotton

The article provides data that the depth of groundwater located at 2-2.5 m above sea level in moderately saline meadow-alluvial soil Bukhara region Republic Uzbekistan, which is applied agriculture immunostimulant contact and triple action - “Zerox” norms (1 2 3 l / t; 1 ha + surfactant 0.15 ha) terms (in pre-sowing treatment seeds, appearance 2-4 true leaves, budding flowering) cotton vegetation , various densities (80-90; 100-110; 120-130 thousand pcs. bush standing, highest yield (52.5 c quality (fiber length 35.3 mm; fiber 40% 22.6% oil content) seed content were obtained when using Zerox 2l a plant density 80-90 ha, leads to high economic efficiency, share first harvest (28.7%) constituent crop additives (by 11.7 ha), (1.1 2.5%) seeds (1.5%) more than control variant.