Results 61 to 70 of about 221 (144)

RECLAIMED WATER AND MICROSPRINKLER IRRIGATION OF ONE-AND TWO-YEAR-OLD GRAPEFRUIT TREES [PDF]

open access: yesHortScience, 1992
Field studies conducted over two growing seasons were designed to study the effects of reclaimed water on the development of 1-and 2-year old `Redblush' grapefruit trees (Citrus paradisi Macf.) on Swingle citrumelo rootstock. Experiments were conducted at two locations on Kanapaha and Arredondo fine sands and treatments were arranged in a 3×3 factorial
M.A. Maurer, F.S. Davies
openaire   +1 more source

Physical-hydric properties of a soil cultivated with eucalyptus irrigated

open access: yesRevista de Ciências Agroambientais, 2016
The aim of the study was evaluate the physical-hydric properties of an ultisol cultivated with two eucalyptus hybrids, Urograndis and Grancam, irrigated and without irrigated.
Isabela Braga Belchior   +5 more
doaj  

Microsprinkler Irrigation and Microclimate of Young Orange Trees During Freeze Conditions

open access: yesHortScience, 1986
Abstract Two-year-old ‘Hamlin’ orange trees [ Citrus sinensis (L.) Osb.],on Poncirus trifoliata (L.) Raf. rootstock were used to study the effects of various microsprinkler irrigation rates and spray patterns on trunk temperatures and ...
Mark Rieger   +2 more
openaire   +1 more source

Desempenho de um sistema de irrigação por microaspersão, instalado a nível de campo Field performance of a microsprinkler system

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2000
Este trabalho foi desenvolvido na Escola Agrotécnica Federal de Sousa, PB, com a finalidade de se avaliar o desempenho de um sistema de irrigação localizada tipo microaspersão.
Antônio de Almeida Barreto Filho   +3 more
doaj   +1 more source

Absorção de água pelas raízes do limoeiro sob distintas freqüências de irrigação Water uptake by lemon roots under different irrigation frequencies

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2005
Objetivou-se, nesse trabalho, caracterizar a absorção de água pelas raízes do limoeiro 'Taiti' (Citrus latifolia Tanaka) no perfil de solo sob diferentes intervalos de irrigação por microaspersão.
Delfran B. dos Santos   +2 more
doaj   +1 more source

Grapefruit Leaf and Fruit Growth in Response to Drip, Microsprinkler, and Overhead Sprinkler Irrigation

open access: yesJournal of the American Society for Horticultural Science, 1989
Abstract Fruit and vegetative growth of 21-year-old grapefruit (Citrus paradisi Macf.) trees on well-drained sandy soil was studied in central Florida. Drip, microsprinkler, and overhead sprinkler irrigation was compared at two levels of irrigation (150 and 450 mm·year −1 ).
Mongi Zekri, Lawrence R. Parsons
openaire   +1 more source

Distribuição de pressão em rede de irrigação localizada otimizada por algoritmos genéticos Pressure distribution in a low-pressure optimized irrigation network using genetic algorithms

open access: yesEngenharia Agrícola, 2011
Modelos matemáticos computacionais de otimização de redes de irrigação, sob vazão em marcha, capazes de fornecer dados hidráulicos, são importantes para a verificação do comportamento do sistema quanto à distribuição da carga hidráulica (energia) e da ...
Francisco F. N. Marcuzzo, Edson Wendland
doaj   +1 more source

Water Relations of Grapefruit Trees in Response to Drip, Microsprinkler, and Overhead Sprinkler Irrigation

open access: yesJournal of the American Society for Horticultural Science, 1988
Abstract Water relations responses of 21-year-old grapefruit trees ( Citrus paradisi Macf.) irrigated by three types of irrigation systems were compared. Drip, undertree microsprinkler, and overhead sprinkler with application levels of 150 and 450 mm of water per year were ...
Mongi Zekri, Lawrence R. Parsons
openaire   +1 more source

Microsprinkler Irrigation for Freeze Protection: Evaporative Cooling and Extent of Protection in an Advective Freeze

open access: yesJournal of the American Society for Horticultural Science, 1987
Abstract Microsprinkler irrigation has proved effective in providing frost protection for young citrus trees, but there can be a risk of damaging trees during advective or windy freezes. The objectives of this study were to monitor evaporative cooling and to determine if height of young tree protection cold be ...
Lawrence R. Parsons, T. Adair Wheaton
openaire   +1 more source

Effect of micro-irrigation on water productivity in system of rice (Oryza sativa) and wheat (Triticum aestivum) intensification

open access: yesThe Indian Journal of Agricultural Sciences, 2015
A field experiment was conducted during 2011-2013 to study the performance of different irrigation methods on water productivity in system of rice and wheat intensification (SRI and SWI) at research farm of ICAR-Research Complex for Eastern Region ...
AJAY KUMAR   +3 more
doaj   +1 more source

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