Разширено търсене
Автор да съдържа Nikolai Valchev
A 2280
Каталог "Статии" | Списание
Nutritional and amino acid content of stem and cap of Agaricus bisporus, Bulgaria
(2020)
Nikolai Valchev
A 2280
Каталог "Статии" | Списание
Effect of irrigation regime and level of fertilization on morphological indicators and precocity of tomato greenhouse production
(2020)
Antoniya Stoyanova; Rumen Bazitov; Miroslava Ivanova;
Nikolai Valchev
и др.
Каталог "Статии" | Списание
Effect of nutrition and water regime on the photosynthesis in tomato grown in plastic greenhouses
(2019)
Antoniya Stoyanova; Miroslava Ivanova; Nikolai Valchev