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Differential equation model for durability of the tractor's engine with application to the model Massey Ferguson 8160
(African Journal of Agricultural Research, 2011)
A novel mathematical model for the tractor engine durability, based on the appropriate differential equation and conditions, is formulated and presented in this paper. Its practical applicability is experimentally verified ...
Management of used tyres, accomplishments in the world, and situation in Serbia / Upravljanje korišćenim gumama, dometi u svetu i stanje u Srbiji
(Savez hemijskih inženjera, Beograd, 2011)
It is estimated that there are more than 550 million road vehicles in the world in everyday use. Annually, 1.3 billion used tyres are dismantled from these vehicles due to safety reasons. A small number of these tyres end ...
The evolution of the eutrophication of the Palic Lake (Serbia)
(African Journal of Biotechnology, 2011)
Eutrophication is a world-wide environmental issue. The Palic Lake is a shallow lake typical for the Pannonian plain. The Lake itself was in a very bad condition during the late sixties of the last century; polluted and ...
Effects of substrates and temperatures on Cynara cardunculus L. seed germination
(Romanian Agricultural Research, 2011)
The aim of this study was to determine the effects of substrates and temperatures on Cynara cardunculus seed germination. The tests encompassed the following substrates - filter paper, sand and compost. The follow-ing ...
Fatty acids and tocopherol content in sunflower seeds affected by accelerated ageing and priming with antioxidant solutions
(Turkish Journal of Field Crops, 2011)
Effects of accelerated ageing on the contents of both, fatty acids and tocopherol in sunflower seeds, and the influence of priming with antioxidant solutions on the tocopherol content were observed in the present study. ...
Path analysis of the productive traits in Sorghum species / Path analiza produktivnih osobina vrsta roda Sorghum
(Društvo genetičara Srbije, Beograd, 2011)
This research studied the phenotypic correlation coefficients between three Sorghum species, namely forage sorghum S. bicolor Moench. (c. NS-Džin), Sudan grass S. sudanense L. (c. Zora) and interspecies hybrid S. bicolor ...
A revised description of Psyllopsis repens Loginova, 1963 (Hemiptera: Psylloidea: Psyllidae), with first records from Europe
(Srpsko biološko društvo, Beograd, i dr., 2011)
Psyllopsis repens Loginova, 1963 (Hemiptera: Psylloidea: Psyllidae: Diaphorininae) is recorded for the first time from Europe from two localities within the city of Belgrade in Serbia. This jumping plant-louse species is ...
The control of codling moth (Cydia pomonella L.) in apple trees
(Lithuania: Lithuanian Research Centre for Agriculture and Forestry, 2011)
The efficiency of insecticides with different activity mechanisms in the control of codling moth (Cydia pomonella) was examined in three-year field trials, at the locality of Bela Crkva in Serbia. In the control of this ...