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Irrigation of Economic Crops
The irrigation.
- The text covers key aspects of irrigation that comprising: its history, relations with the soil water and soil water plant, irrigation and agrotecnia, land levelling, irrigation systems, surface irrigation with his theory, the design networks and major hydrometer works. In pre...
Forecasting of irrigation requirements for tobacco in the Cuban conditions.
- Application results of irrigation requirement forecasting in the tobacco agricultural enterprises, during 1980-1988 period in Cuban conditions are shown. The optimal irrigation moment was determined by gravimetric method in the Western region and by bioclimatic method in the c...
Behaviour of the irrigation prognostic areas by crops in Cuba.
- The irrigation prognostic was introduced in the country western provinces in 1980-1981 campaign, around 13100 ha ; later on it was extended to the rest of Cuba , with an area close to 196134 ha in 1987-1988 campaign. In the perennial crops, the irrigation prognostic was applie...
Methodology for irrigation time prediction in the Cuban agricultural crops
- Forecast irrigation time of crops is determined by bioclimatic method on the basis of: the hydro physical properties of soil, vegetative stages of the crop, the evapotranspiration bioclimatic coefficients, the rains and the evaporation. Based on the results of investigations i...
Some considerations of the agro technique in irrigation areas.
- Considerations are made relative on land level, soil preparation, cultivation labours, fertilization and its role in the efficiency of irrigation, varieties, and seedling stages in irrigated areas and its relationship with irrigation. The results of the effect of irrigation on...
Irrigation in the world and in Cuba .
- A study of irrigation areas in the world was conducted and the situation of irrigation areas in Cuba by irrigation methods and economic crops was analyzed. At the end of 1987 irrigation areas of the world were 227 million hectares. At the present only 8 countries have over 5 m...
Some considerations on energy saving in irrigation
- Under the conditions of Cuba Agriculture is the largest user of water available sources of supply of surface and groundwater in the country and demand a large consumption of energy, so that a rational use of water for irrigation will enable energy savings. To achieve an effici...
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