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Приказ резултата 11-20 од 240
The problems and the future development prospects of aquaculture in Serbia and on a global scale / Problemi i perspektive akvakulture kod nas i u svetu
(Institut za primenu nauke u poljoprivredi, Beograd, 2007)
This paper details the state of aquaculture in Serbia, the problems as well as future development prospects of fishing in Serbia and on a global scale. Fish farming is one of the most profitable branches of agriculture, ...
Morphological characteristics of fruiting twigs in plum cultivars (Prunus domestica L) / Morfološke osobine rodnih grančica sorti šljive (Prunus domestica L)
(Naučno voćarsko društvo Srbije, Čačak, 2007)
In order to achieve high yields and high-quality fruits in modern commercial plum production, it is necessary to rely on the application of agri - and pomo-technical measures, among which pruning holds the most prominent ...
The dependence of Ge detectors efficiency on the density of the samples in gamma-ray spectrometry / Zavisnost efikasnosti germanijumskih detektora od gustine uzoraka u spektrometriji gama zračenja
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2007)
The effect of the density of environmental samples on the counting efficiency of Ge detectors used in gamma-spectrometry was studied. The dependence εff(ρ) was determined for two HPGe detectors (relative efficiencies 18% ...
Development of advanced agricultural machines for new technologies of farming crop production / Razvoj savremenih poljoprivrednih mašina za nove tehnologije ratarske proizvodnje
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
This reading indicates the projection of development of agricultural machines and tools within tractor assemblies that may be used for classic and reduced land cultivation and direct sowing. The reading signifies the ...
Use of standardized precipitation indices for the determination of drought and water excess in the region of Donji Srem / Primena standardizovanog indeksa padavina za određivanje pojava suficita i deficita vode na području Surčinskog donjeg polja
(Jugoslovensko društvo za odvodnjavanje i navodnjavanje, Beograd, 2007)
The Surčin plane is very important both for agriculture and for water supply Agricultural production is constrained by water shortage, water excess, or soil salinity. For better planning of the maintenance and planning ...
The influence temperature regimes on germination grain the sweet corn / Uticaj toplotnih uslova na klijavost semena kukuruza šećerca
(Institut PKB Agroekonomik, Padinska skela, 2007)
This paper deals with effect of two temperature regimes on two seed fractions (flat and round) and four fractions of seed size (small, medium small, medium large and large) of two sweet corn hybrids, ZP SC 401su and ZP SC ...
Floral nectaries of basil (Ocimum basilicum): Morphology, anatomy and possible mode of secretion
(Elsevier Science Bv, Amsterdam, 2007)
Floral nectaries of Ocimum basilicum L. were studied using light, fluorescence and scanning electron microscopy. Each nectary forms an asymmetrical four-lobed disc at the base of the outer surface of the ovary. The three ...
Analytic equivalence of plane curve singularities yn +xαy +xβa(x) = 0
(Srpska akademija nauka i umetnosti SANU - Matematički institut, Beograd, 2007)
There are not many examples of complete analytical classification of specific families of singularities, even in the case of plane algebraic curves. In 1989, Kang and Kim published a paper on analytical classification of ...
Variability and heritability coefficient of average dry matter content in onion (Allium cepa L.) bulbs / Varijabilnost i koeficijent heritabilnosti prosečnog sadržaja suve materije u lukovicama crnog luka (Allium cepa L.)
(Društvo genetičara Srbije, Beograd, 2007)
In order to research the variability of average dry matter content in onion bulbs, the trial has been set up on the experimental plot in the Centre for Vegetable Crops in Smederevska Palanka during 2000. and 2001. The trial ...
Comparison of the swelling kinetics of a partially neutralized poly(acrylic acid) hydrogel in distilled water and physiological solution / Poređenje kinetike bubrenja hidrogela delimično neutralisane poli(akrilne) kiseline u destilovanoj vodi i fiziološkom rastvoru
(Srpsko hemijsko društvo, Beograd, 2007)
The isothermal kinetics curves of the swelling of a poly(acrylic acid) hydrogel in distilled water and physiological solution at temperatures ranging from 20 to 40 ºC were determined. The possibility of applying both the ...