The objective of this study was to examine the effect on the dry biomass yield of two dfferent
sorghum hybrids (H1 and H2) under five different N-fertilization levels (0, 70, 140, 210 and …

Organic fertilization is a profitable option and an environmentally correct alternative. The
compost barn confinement system generates an organic material that can be applied to …

The experiment was conducted at the experimental field of Agricultural University of Plovdiv,
Bulgaria. In a field trial with two levels of fertilization, five sunflower hybrids were studied …

Исследования проводили с целью определения экономической целесообразности
расширения посевных площадей подсолнечника в Зауралье. Использовали …

Following review of the state of horticulture in Russia and, in particular, Bashkyriya, systems
analysis has been applied to enhance incentives to increase greatly the production of …