Page 125 - Special Issue Modern Trends in Scientific Research and Development, Case of Asia

International Journal of Trend in Scientific Research and Development (IJTSRD)
Special Issue on Modern Trends in Scientific Research and Development, Case of Asia
Available Online: www. ijtsrd. com e-ISSN: 2456 – 6470

The Influence of the Timing of Sowing Turnip

Salad on the Biochemical Composition

1
3
Rakhmatov Anvar Mamatovich , Azizov Shavkat Shodievich , Usmanov Zafar Usmanovich
2
1 Researcher at the Research Institute of Vegetable, Melon Crops and Potato, Uzbekistan
2 Chief Specialist of the Agency for the Development of Horticulture and
Greenhouse Farming at the Ministry of Agriculture, Uzbekistan
3 Master of Tashkent Agrarian University, Uzbekistan

ABSTRACT Tashkent region. The climate of this place is slightly different
The article highlights the problems of providing the from the climate of most vegetable farms located in the
population with healthy food. In particular, the biochemical irrigated plains of the country.
composition of turnip and turnip salad is revealed, the
difference in the indicators of the presence of sugar, vitamin Its distinctive feature is that there is enough light and heat,
C and other useful substances in them, so necessary for a continental variable and dry air. The duration of sunlight is
person, is shown. 2700–3000 hours per year, with summer sunlight 360–400

hours per month and 90–130 hours in winter. The daily
KEYWORDS: turnip salad, simple turnip, biochemical 0
temperature fluctuations are high (10–15 C in winter and
composition, leaf, roots 15–20 C in summer).
0

INTRODUCTION RESULTS AND DISCUSSION
Currently, the main urgent problem is the organization of Tests have shown that the biochemical composition of root
healthy nutrition for the population of our country and an crops and turnip leaves is associated with the variety, the
increase in the range of products. And at such a time, the period and period of its cultivation. The biochemical
introduction into the republic from the countries of
composition of root crops and leaves of simple varieties of
Southeast Asia of turnip salad, which has national economic turnip and turnip salad, planted in spring at different times
importance, was carried out, as well as the study of the under a film, was studied.
biochemical composition of these crops, which is one of the
important tasks of today. From the analysis of the information obtained, the following
conclusion was made: turnip leaves are rich in dry
Turnip salad is considered a dietary product. Not only its substances, sugar and vitamin C. It ranks second after sweet
roots are used, but also the leaves. The plant is rich in pepper in the amount of vitamin C in the leaves. If in sweet
ferments, trace elements, minerals and vitamins, its leaves pepper the amount of vitamin C is 250 m/g per 100 g, then in
are thin, delicate and rich in carotene, vitamin C. In addition, turnip leaves this figure is 125,4-186,5 mg per 100 g.
it contains PP, B1, B2, calcium, phosphorus, sodium, iron and Vitamin C in turnip leaf is 5,0-7,5 times more than in tomato,
other minerals. In ancient times, due to a large amount of
12,5-18,6 times more than in cucumber, 4,1-6,2 times more
calcium in it, the poor families used it as a special agent for than in carrots.
the prevention of blood diseases, bones and rickets. The
largest amount of potassium (400 mg/100g) and calcium (49 Biochemical analysis of turnip leaves planted in spring at
mg/100g) in the turnip salad. different times revealed the following: in the first control
variant in the variety Namangan mestniy of dry matter 9,6%,
In the countries of Southeast Asia and especially in Japan, and in variety Muyassar this figure is 10,4%. This means that
this plant is looked at as the main source of vitamin C and this indicator in relation to the control variety is 108,3%
carotene. The state has taken control of its cultivation [2; higher. The indicator of the amount of sugar in the control
303 pages]. But in the literature, there is no information on variety was 6,5%, and in the Muyassar variety – 6,8%. This is
the biochemical composition of not only turnip salad, but 104,6% higher compared to the control variety. But the
also simple turnips in the conditions of Uzbekistan.
amount of vitamin C in the Muyassar turnip cultivar is 61,1
mg% less than in the control variety.
Therefore, for the first time in Uzbekistan, biochemical
analysis of turnip leaves and its roots was carried out. The
According to the sowing dates of both turnip varieties, from
analysis of the biochemical composition was carried out at the first term to the sixth term, a decrease in the amount of
the Tashkent Chemical-Technological Laboratory under the biochemical substances in the leaf was observed. In our
State Commission for Testing Agricultural Plant Varieties, opinion, the reason for this is that the plant period falls on
together with the supervisor of L.I. Lemeshkin.
hot days. As you know, turnip is a cool, cold-resistant plant.
For its growth and development, the optimal temperature is
MATERIALS AND METHODS 15-18 C. As the temperature rises, the leaves coarsen, shrink
0
The experiments were conducted in the experimental fields and lag behind in development. All this, of course, affects the
of the Research Institute of Vegetable, melon crops and
biochemical composition. The biochemical composition of
potato. The institute is located in Zangiota district of the root crops of simple turnip and turnip salad sown under

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