Browsing by Author "Dumitru, Mihail"

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  • Efficiency of foliar fertilization on wheat production in conventional and conservation agriculture 
    Mărin, Nicoleta; Dumitru, Mihail; Sîrbu, Carmen-Eugenia; Mihalache, Daniela; Grigore, Adriana-Elena; Stănescu, Ana-Maria (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2016)
    The paper presents the leaves fertilization influence upon wheat yield in two experiments carried out in conventional agriculture and conservative systems. The experimental fields comprised 6 leaves fertilizers variants ...
  • The influence of a natural biodegradable product on the biodegradation of crude oil polluted soil 
    Marinescu, Mariana; Dumitru, Mihail; Lăcătușu, Anca-Rovena; Plopeanu, Georgiana; Marinescu, Mihai (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2010)
    Crude oil pollution is a world-wide threat to environment and the remediation of crude oil polluted soil is a challenge for environmental protection research. Bioremediation is a useful method for soil remediation without ...
  • Influence of four foliar fertilizers on the quality and quantity of the production of Cabernet sauvignon grapes in the context of iron chlorosis 
    Tudor, Emilian; Grigore, Adriana-Elena; Dumitru, Mihail; Sîrbu, Carmen-Eugenia; Cioroianu, Traian-Mihai (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2013)
    The quantity and quality of the grape crop in the conditions of iron deficiency may be significantly improved by the use of foliar fertilizers. Among the four types of foliar fertilizers, the best results in mitigating ...
  • Influnce of soil acidification on some soil physical properties (water stable aggregates and dispersion) 
    Manea, Alexandrina; Dumitru, Mihail; Calciu, Irina; Rizea, Nineta (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2011)
    During non-ferrous metallurgical plant from Zlatna were emitted into the air both sulfur dioxide and powder of metal sulphides and metal oxides. Dioxide and trioxide sulfur in contact with rain water converts to sulfuric ...
  • Land evaluation for grassland use from Ampoi Basin under natural and heavy metal pollution conditions 
    Manea, Alexandrina; Dumitru, Mihail; Rîșnoveanu, Ion; Dumitru, Sorina (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2012)
    In Zlatna area, because of Ampellum S.A activity, large quantities of heavy metal and oxides sulfates that caused the soil and plants contamination were issued. Due to heavy metal pollution, the soils productivity has a ...
  • Polychlorinated biphenyls in Bucharest urban soils 
    Preda, Mihaela; Lăcătușu, Radu; Dumitru, Mihail; Motelică, Dumitru-Marian; Vrînceanu, Nicoleta-Olimpia; Tănase, Veronica (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2010)
    Polychlorinated biphenyls are a family of 209 congeners that were manufactured and sold as complex mixtures differing in their chlorination level. They have excellent dielectric properties, chemical and thermal stability, ...
  • Recultivation of slag heaps by fertilization with organic fertilizers 
    Cărăbiș, Augustina-Delia; Sîrbu, Carmen-Eugenia; Dumitru, Mihail; Cioroianu, Traian-Mihai; Pârvan, Lavinia (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2013)
    By the application of the new liquid fertilizer AH-I 100 l/ha at the first alfalfa crop (2011), the values of mobile phosphorus content in the soil increased to 64.15 mg/kg as compared to the non-fertilized control of ...
  • Research regarding bioremediation of the soil polluted with petroleum hydrocarbons, in the green house 
    Pârvan, Lavinia; Sîrbu, Carmen-Eugenia; Anton, Iulia; Dumitru, Mihail; Dumitrașcu, Monica; Cioroianu, Traian-Mihai; Mușat, Marian; Radu, Alexandra (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2013)
    On the background where no absorbent was used, the highest rate of degradation of the petroleum hydrocarbons (47%) was attained in the variants treated with the AH-SH fertilizer, the highest rate of degradation of the ...
  • Variability of the PH and of the content of iron assimilable from the soil in the context of the presence of bicarbonates 
    Tudor, Emilian; Grigore, Adriana-Elena; Dumitru, Mihail; Sîrbu, Carmen-Eugenia; Cioroianu, Traian-Mihai (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2013)
    In order to study the effect of various species of bicarbonates on the pH and on the content of DTPA-extractable iron, an experiment was organized, showing the effect of 7 progressive concentrations (from 0 to 3%) of ...