نتایج جستجو برای: irrigation cycle

تعداد نتایج: 315321  

Journal: :E3S web of conferences 2022

This study was conducted to investigate the effects of different restricted irrigation strategies on peach trees. Sustainable and regulated deficit treatments were applied during 2018/2019 production season in a commercial plot “Bénédicte” variety located at Atlas Mountain’s region Morocco. Five tested: T1, T2 T3 with an application respectively 125% (over-irrigation), 100% (control) 75% (defic...

2017
Diofantos G. Hadjimitsis Giorgos Papadavid

Evapotranspiration (ETc) is the mean for exploiting irrigation water and constitutes a major component of the hydrological cycle (Telis et al., 2007; Papadavid, 2011). The ETc is a basic and crucial parameter for climate studies, weather forecasts and weather modeling, hydro‐ logical surveys, ecological monitoring and water resource management (Hoedjes et al., 2008). In the past decades, the es...

2007
S. MOHAN N. ARUMUGAM N. Arumugam

Abstract Evapotranspiration (ET) is an important process in the hydrological cycle and needs to be accurately quantified for proper irrigation scheduling and optimal water resources systems operation. The time variant characteristics of ET necessitate the need for forecasting ET. In this paper, two techniques, namely a seasonal ARIMA model and Winter's exponential smoothing model, have been inv...

Journal: :Revista Brasileira de Engenharia Agricola e Ambiental 2023

ABSTRACT The objective of this study was to evaluate the physiological indices sour passion fruit under brackish water irrigation strategies and potassium fertilization. carried out field conditions in São Domingos, PB, Brazil, using a randomized block design 6 × 2 factorial scheme, with treatments consisting six (irrigation moderately saline (1.3 dS m-1) throughout crop cycle - WS; high-salini...

2015
Kenichi Yazaki Katsushi Kuroda Takashi Nakano Mitsutoshi Kitao Hiroyuki Tobita Mayumi Y. Ogasa Atsushi Ishida Sylvain Delzon

Partial leaf shedding induced by hydraulic failure under prolonged drought can prevent excess water consumption, resulting in delayed recovery of carbon productivity following rainfall. To understand the manner of water use of invasive species in oceanic island forests under a fluctuating water regime, leaf shedding, multiple physiological traits, and the progress of embolism in the stem xylem ...

2009
R. J. Smith J. N. Baillie

Although the term precision irrigation is now quite widely used, often to mean drip irrigation, there is no commonly accepted definition or conceptualisation of the term, and no cohesive framework to guide research, development or adoption. This paper is reporting on a review of precision irrigation funded by NPSI. This review is considering the role of current irrigation application technologi...

2013
J. O. Payero David Tarkalson Suat Irmak Don Davison James L. Petersen S. Irmak D. Davison

Water regulations have decreased irrigation water supplies in Nebraska and some other areas of the USA Great Plains. When available water is not enough to meet crop water requirements during the entire growing cycle, it becomes critical to know the proper irrigation timing that would maximize yields and profits. This study evaluated the effect of timing of a deficit-irrigation allocation (150 m...

2015
R. Kowsalya

-Water plays an important role in everyday’s life. Agriculture is a backbone of our country and it uses 85% of available fresh water for irrigation. Irrigation is the method of supplying the water to the plants artificially. In India, Farmers follow different irrigation systems to cultivate the crops. The different types of irrigation methods include sprinkler irrigation, drip irrigation, surfa...

2002
D W F Butler J H Meyer A W Schumann

Standard nutritional advice for irrigated sugarcane in South Africa and Swaziland is based on soil sample analysis and threshold values that have been determined experimentally over many years with surface-applied fertilisers. Fertilisers are normally applied in solid form during the early stages of crop development and watered in by the next irrigation cycle. The increasing popularity of subsu...

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