2010-190 EFFECT OR MINERAL FERTILIZATION ON THE YIELD OF MAIZENadezhda Todorova 1, Stayka Stratieva 1, Radka Kancheva 1 1 N.Poushkarov Institute of Soil Science, Sofia, Bulgaria   Abstract:On the basis of many years field fertilization experiments with maize is investigated the influence of mineral fertilization on the development and yield of maize on Leached Chernozem, […]

2010-191 INFLUENCE OR MINERAL FERTILIZATION ON THE QUALITY AND QUANTITY OF WHEAT GRAINNadezhda Todorova 1, Stayka Stratieva 1, Radka Kancheva 1 1 N.Poushkarov Institute of Soil Science, Sofia, Bulgaria Abstract:It is investigated the influence of N, P, and K fertilization on the quality and quantity of wheat grain for Grey Forest soils, Leached Chernozem and […]

214 – Effect of irrigation and mineral fertilization on the yield of maize Nadezhda Todorova, Stayka StratievaInstitute of Soil Science “N. Poushkarov”, Shose Bankia 7, Sofia, BulgariaEmail: radka_sk@abv.bg Abstract: It is investigated the influence of irrigation regime and mineral fertilization on the yield of biomass and grain of maize. Data are used from complex field […]

215 – Influence of some agrotechnical actions on the soil and yield under irrigation   Nadezhda Todorova, Radka KanchevaInstitute of Soil Science “N. Poushkarov”, Shose Bankia 7, Sofia, Bulgaria Email: radka_sk@abv.bg   Abstract:   The Effect of soil tillage ( ploughing, harrowing ) and mineral fertilization (N80 P80 K80; N120 P120 K60) for non irrigation […]