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Scientific Papers Series B Horticulture

Scientific Papers Series B Horticulture

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<strong>Scientific</strong> <strong>Papers</strong>. <strong>Series</strong> B, <strong>Horticulture</strong>. Vol. LVII, 2013Print ISSN 2285-5653, CD-ROM ISSN 2285-5661, Online ISSN 2286-1580, ISSN-L 2285-5653THE INFLUENCE OF FERTILIZATION RECIPES UPON SEEDPRODUCTION OF MADARASENI CLIMBING BEAN VARIETYAbstractAlexander Kurt HEITZ, Elena TEFNESCU, Elena Liliana DUMITRACU,Minerva HEITZSCDL Iernut, Energeticianului street, no.1/A, 545100, Mures district, RomaniaCorresponding author email: elenastef14@yahoo.comThe investigations were conducted at SCDL Iernut.. The experience has included 11 fertilization types based onnitrogen, phosphorus and potassium (N, P 2 O 5 and K 2 O), in four repetitions. The spread fertilizers was made gradually,in three main points: 1. In autumn was applied the whole dose of P 2 O 5 from superphosphate; 2. Before sowing, momentin which was administered 1/2 N (nitrogen) and 1/2 K (kalium) doses; 3. During the growing season, in thedevelopment plant stage of the climbing bean “early flowering', was applied 1/2 N (nitrogen) and 1/2 K (potassium)doses.From the comparison of the yields productions as the average achieved over the three-year study of theexperimental variants, both toward the witness V1 as well as against the average of 11 variants revealed that the bestoption was V 4 (N/P 2 O 5 /K 2 O -100/150/150) variant.Key words: climbing beans, fertilization recipes, seed.INTRODUCTIONEnsuring the environmental conditions specificto each cultivar determines the achievement ofcultivars production at the full potential. Bothtemperature and humidity conditions andcultivar specific nutrients are the main factorsin their productions (Heitz A.K., 2013).In this paper are presented the results ofresearches on the influence of some fertilizerrecipes (NPK) of Madaraseni climbing beanvariety under the environmental conditions ofSCDL Iernut.100/150/300; in 4 repetitions, where V 1 -theunfertilized variant was used as control group(Table 1, Figure 4).MATERIALS AND METHODSResearches has been carried out in the period of2010-2012 year on Madaraseni climbing beanvariety (Figure 1,2,3), created at SCDL Iernut.It was used as a biological material – pre-basicseed.The purpose of the experiments was to forcethe phonotypical expression of genetic potentialregarding the capacity of seeds production ofMadaraseni climbing bean by using the bestrecipes of chemical fertilizers (NPK).Experience has encompassed 11 variants(N/P 2 O 5 /K 2 O):V 1 -0/0/0, V 2 -0/150/150, V 3 -50/150/150, V 4 -100/150/150, V 5 -200/150/150,V 6 -100/0/150, V 7 -100/75/150, V 8 -100/300/150,V 9 -100/150/0, V 10 -100/150/75, V 11 -205Figure 1. Madaraseni variety-plantsFigure 2. Madaraseni variety – pods and flowers

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