Ўзбекистон республикаси олий ва ўрта махсус таълим вазирлиги хамидов мухамадхан

 
 
 
 
 
 
 
 
 
 
 

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242 
TABLE OF CONTENTS 
Introduction ……………………………...………...…………………………………. 
2 
1 
Improvement of agricultural measures and arrangements ………….......................…. 
4 
1.1 
Preparation of the fields for the vegetation season……................................................ 
4 
1.2 
Creation of water content in the soil of the irrigated land…………………………..... 
11 
1.3 
Preparation of the irrigation system for the vegetation season……………………….. 
12 
1.4 
Setting time frame for the irrigation …………………………………..……………... 
14 
1.5 
Preparations for the on-time irrigation water delivery …………….…………………. 
27 
1.6 
Arrangement of aricultural (farming) methods …..……………………...................... 
29 
2 
Arrangement of monitoring and control of the irrigation system ……………………. 
62 
3 
Improvement of the condition of developed lands. Conduction of flusing methods to 
decrease salt concentration in the soil............................................................................ 
66 
3.1 
Melioration of salinized soil …………………………………………..……………... 
74 
3.2 
Preparation of salinized soil for the flushing ………………………………………… 
77 
4. 
Examples of water use …………………………………………………...................... 
81 
5. 
Water resources management. Water Users Association …………..………………... 
87 
6. 
Irrigation methods ...………………………………………………………………….. 
97 
6.1 
Program of the Introduction of water conservation irrigation methods in Uzbekistan
102 
6.2 
Surface irrigation and types of water conservation irrigation methods ……………… 114 
6.3 
Drip irrigation method. Types. System layout, its construction and exploitation. 
Advantages and disadvantages. Recommendations on the system application ……… 
176 
7 
Subirrigation irrigation method, its advantages and disadvantages, application, 
calculations …………………………………………………………………………... 
176 
Practical classes ……………………………………………………………………… 184 
Glossary ……………………………………………………...………………………. 
233 
Literature used ……………………………………………………………………….. 
240