References
  
	
  -  H.P.W. Jayasuriya, A. Al-Busaidi, M. Ahmed, Development
    of a decision support system for precision management of
    conjunctive use of treated wastewater for irrigation in Oman,
    J. Agric. Mar. Sci. (SQU), 22 (2017) 58–62. 
 
  -  S.A. Al Khamisi, S.A. Prathapar, M. Ahmed, Conjunctive use
    of reclaimed water and groundwater in crop rotations, Agric.
    Water Manage., 116 (2013) 228–234. 
 
  -  Y.A. Al-Mulla, Cooling greenhouses in the Arabian Peninsula,
    Acta Hortic., 719 (2006) 499–505. 
 
  -  S.M. Tabook, A.M. Al-Ismaili, Evaluation of greenhouse
    cropping systems in Oman, Int. J. Trop. Agric., 34 (2016)
    715–720. 
 
  -  N.C. Sabeh, G.A. Giacomelli, C. Kubota, Water use for pad and
    fan evaporative cooling of a greenhouse in a semi-arid climate,
    Acta Hortic., 719 (2006) 409–416. 
 
  -  M.A. Fadel, M. AlMekhmary, M. Mousa, Water and energy
    use efficiencies of organic tomatoes production in a typical
    greenhouse under UAE weather conditions, Acta Hortic.,
    1054 (2014) 81–88. 
 
  -  Haya Water National Strategy to Utilize Treated Wastewater,
    Oman Wastewater Services Company, 2018. 
 
  -  P.B. Irénikatché Akponikpè, K. Wima, H. Yacouba, A. Mermoud,
    Reuse of domestic wastewater treated in macrophyte ponds to
    irrigate tomato and eggplant in semi-arid West-Africa: benefits
    and risks, Agric. Water Manage., 98 (2011) 834–840. 
 
  -  S. Faizan, S. Kausar, N. Akhtar, Influence of wastewater
    application and fertilizer use on growth, photosynthesis,
    nutrient homeostatis, yield and heavy metal accumulation
    in Okra (Abelmoschus esculentus L. Moench), Pak. J. Biol. Sci.,
    17 (2014) 630–640. 
 
  -  V.R. Urbano, T.G. Mendonça, R.G. Bastos, C.F. Souza, Effects
    of treated wastewater irrigation on soil properties and lettuce
    yield, Agric. Water Manage., 181 (2017) 108–115. 
 
  -  L.E. de Oliveira Marinho, A.L. Tonetti, R. Stefanutti, B.C. Filho,
    Application of reclaimed wastewater in the irrigation of
    rosebushes, Water Air Soil Pollut., 224 (2013) 1669, doi: 10.1007/s11270-013-1669-z. 
 
  -  B. Nirit, B.T. Asher, F. Haya, S. Pini, R. Ilona, C. Amram,
    I. Marina, Application of treated wastewater for cultivation of
    roses (Rosa hybrida) in soil-less culture, Sci. Hortic., 108 (2006)
    185–193. 
 
  -  A. Feigin, C. Ginzburg, S. Gilead, A. Ackerman, Effect of
	  NH4/NO3 ratio in nutrient solution on growth and yield of
  greenhouse roses, Acta Hortic., 189 (1986) 127–132. 
 
  -  C.M. Palmer, Algae in Water Supplies: An Illustrated Manual
    on the Identification, Significance, and Control of Algae in
    Water Supplies, Government Documents A to Z Digitization
    Project, UNT Libraries Government Documents Department,
    UNT Libraries, Cincinnati, OH, 1962. 
 
  -  A. Guilherme Pacheco, M. de Freitas Rebelo, A simple R-based
    function to estimate lethal concentrations, Mar. Environ. Res.,
    91 (2013) 41–44. 
 
  -  Z. Guo, R. Xing, S. Liu, Z. Zhong, X. Ji, L. Wang, P. Li, The
    influence of molecular weight of quaternized chitosan on
    antifungal activity, Carbohydr. Polym., 71 (2008) 694–697. 
 
  -  M.A. Alteerah, M.N.A. Azmai, H. Omar, A. Ismail, Water
    quality, primary productivity and carbon capture potential of
    microalgae in two urban manmade lakes, Selangor, Malaysia,
    Adv. Environ. Biol., 10 (2016) 10–22. 
 
  -  W.C. Lauer, How can we focus algae treatment to save money
    and avoid side effects?, Opflow, 39 (2013) 6–7. 
 
  -  T. Nguyen, F.A. Roddick, L. Fan, Biofouling of water treatment
    membranes: a review of the underlying causes, monitoring
    techniques and control measures, Membranes, 2 (2012) 804–840. 
 
  -  H.-C. Flemming, Biofouling in water systems—cases, causes
    and countermeasures, Appl. Microbiol. Biotechnol., 59 (2002)
    629–640. 
 
  -  T. Iwane, T. Urase, K. Yamamoto, Possible impact of treated
    wastewater discharge on incidence of antibiotic resistant
    bacteria in river water, Water Sci. Technol., 43 (2001) 91–99. 
 
  -  J.D. Wehr, J.D. Wehr, R.G. Sheath, J.P. Kociolek, Freshwater
    Algae of North America: Ecology and Classification, Elsevier,
    Waltham, MA, 2015. 
 
  -  J.S. Brooke, Stenotrophomonas maltophilia: an emerging global
    opportunistic pathogen, Clin. Microbiol. Rev., 25 (2012) 2–41. 
 
  -  N. Al-Jassim, M.I. Ansari, M. Harb, P.-Y. Hong, Removal of
    bacterial contaminants and antibiotic resistance genes by
    conventional wastewater treatment processes in Saudi Arabia: is
    the treated wastewater safe to reuse for agricultural irrigation?,
    Water Res., 73 (2015) 277–290.