Author: D. Kostova, H. Boteva
Author: Никола Цайкин
1.21. Influence of the irrigation method on the water consumption and productivity of the sugar beet
Author: Aleksandar Matev, Zorka Chervenkova
1.22. Influence of the irrigation method on the chemical composition of the sugar beet
Author: Zorka Chervenkova, Aleksandar Matev
1.23. Influence of nitrogen fertilization on the nitrate accumulation in radish, grown in different production direction
Author: Vasil Rankov, Hriska Boteva DOI: n/a Resume A field experiment in nitrogen fertilization of radish variety Edri cherveni was conducted in the Maritsa Vegetable Crops Research Institute, Plovdiv for two years on strongly leaches meadow- cinnamonic soil. The following nitrogen fertilizers are used: ammonium sulphate, ammonium nitrate, carbamide, potassium nitrate, calcium nitrate and sodium nitrate. The experiment was conducted with rates: 0 (control), 30 kg, 60kg. 90 kg and…
1.24. Effect of fertilization on the chromium content in vegetable species
Author: M. Kamburova
1.25. Influence of meteorological conditions on the developing of the almond in Plovdiv region
Author: Dafinka Ivanova
1.26. Dynamics of fertility and structure of yield of tomatoes in depending on cultivar and fertilization
Author: Ivanka Mitova, Radka Kancheva
1.27. Natural regulators of aphids on apple in Plovdlv’s area
Author: Radoslav Andreev, Donka Rasheva
1.28. Evaluation and management of collections of Cucurbitaceae family in IPGR-Sadovo
Author: Liliya Krasteva, Stefan Neykov, Nikolaya Velcheva
1.29. Productivity of durum wheat variety “Vuzhod” drown on industrially contaminated soils
Author: Tanko Kolev