
Author: Rustam Ahrolovich Nizomov, Sanjarbek Madiyarovich Sadullaev, Mastura Urinbaevna Halimova
Abstract:
This article deals with the growth, vegetation and fertility of melon varieties grown in the lower Amu-darya riverarea. The results of studies on the amount of sugar in melon fruit, the size and weight of them are indicated here. The sorts of melons under research have been preserved not being planted since 1980, the afterward facts on their cultivation have been analyzed in this article.

Author: Allaberganov Sherali Yuldashevich
Abstract:
During the years of independence, the reduction of atmospheric air pollution levels, the improvement of the main open water flows, the reduction of the application of pesticides, the improvement of the structure of cultivated areas, the involvement of international organizations in the solution of national environmental problems have been analyzed.

Author: Ruzmetov Umid Ismailovich, Safarova Nigora Karimdjanovna, Safarov Karimdjon Safarovich, Ulugova Safargul Fayzullaevna
Abstract:
The use of various doses of mineral fertilizers determines the effectiveness of the cultivation of chamomile medicinal 1.5-2 times due to an increase
in the number of branching, the number of flowers and biomass. Thus, it is noted that the use of mineral fertilizers on an area of 1m2 leads to an increase in wet weight of plants by an average of 184% dry weight by 170%, leaf area by 148% and the development of the root system by 157% relative to the control variant. The height and diameter of the stem increased by an average of 136%, and yield by 180%.


Author: Mardona Bektursunova
Abstract:
In that article, weak and medium in having too much soil and in those agrotexnology of about melon and advices were given about planting melon.