Drip irrigation management for wheat under clay soil in arid conditions

2018 ◽  
Vol 121 ◽  
pp. 35-43 ◽  
Author(s):  
Harby Mostafa ◽  
Reham El-Nady ◽  
Montaser Awad ◽  
Mohamed El-Ansary
2018 ◽  
Vol 35 (2) ◽  
pp. 469-484
Author(s):  
Nora Husein ◽  
Mohamed El-Ansary ◽  
Montaser Awad ◽  
Harby Mostafa

2016 ◽  
Vol 33 (4) ◽  
pp. 1421-1434
Author(s):  
R. M. El-Nady ◽  
H. M. Mostafa ◽  
M. A. Awad ◽  
M. Y. El-Ansary

2013 ◽  
Vol 33 (2) ◽  
pp. 249-257 ◽  
Author(s):  
Alberto Colombo ◽  
Lívia A. Alvarenga ◽  
Myriane S. Scalco ◽  
Randal C. Ribeiro ◽  
Giselle F. Abreu

The increasing demand for water resources accentuates the need to reduce water waste through a more appropriate irrigation management. In the particular case of irrigated coffee planting, which in recent years presented growth with the predominance of drip irrigation, the improvement of drip irrigation management techniques is a necessity. The proper management of drip irrigation depends on the knowledge of the spatial pattern of soil moisture distribution inside the wetted strip formed under the irrigation lines. In this study, grids of 24 tensiometers were used to determine the water storage within the wetted strip formed under drippers, with a 3.78 L h-1 discharge, evenly spaced by 0.4 m, subjected to two different management criteria (fixed irrigation interval and 60 kPa tension). Estimates of storage based on a one-dimensional analysis, that only considers depth variations, were compared with two-dimensional estimates. The results indicate that for high-frequency irrigation the one-dimensional analysis is not appropriate. However, under less frequent irrigation, the two-dimensional analysis is dispensable, being the one-dimensional sufficient for calculating the water volume stored in the wetted strip.


1996 ◽  
Vol 12 (3) ◽  
pp. 335-340 ◽  
Author(s):  
G. A. Clark ◽  
D. N. Maynard ◽  
C. D. Stanley

2018 ◽  
Vol 197 ◽  
pp. 122-131 ◽  
Author(s):  
Antonino Pisciotta ◽  
Rosario Di Lorenzo ◽  
Gioacchino Santalucia ◽  
Maria Gabriella Barbagallo

Agric ◽  
2017 ◽  
Vol 29 (2) ◽  
pp. 113-120
Author(s):  
Syahruni Thamrin ◽  
Budiman Budiman ◽  
Baso Darwisah ◽  
Junaedi Junaedi

The condition of cotton planting in South Sulawesi is always constrained in the fulfillment of water. All plant growth stages are not optimal to increase production, so it is necessary to introduce good water management technology, such as through water supply with drip irrigation system. This study aims to analyze the strategy of irrigation management in cotton plants using drip irrigation system. Model of application by designing drip irrigation system and cotton planting on land prepared as demonstration plot. Observations were made in the germination phase and the vegetative phase of the early plants. Based on the result of drip irrigation design, the emitter droplet rate (EDR) was 34.266 mm/hour with an operational time of 4.08 min/day. From the observation of cotton growth, it is known that germination time lasted from 6 to 13 days after planting, the average plant height reached 119.66 cm, with the number of leaves averaging 141.93 pieces and the number of bolls averaging 57.16 boll.


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