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The evolution of Maize production in Romania

Popescu, Mihai; Cristea, Stelica; Chiriac, Andreea-Raluca; … - 2018

Agriculture is an important economic sector in all countries, being the main source of food for the population and a major supplier of raw materials for the manufacturing and export industries. Maize (Zea mays L.) is the most important crop in Romania as harvested area. Its expansion is due both...

Persistent link: https://www.econbiz.de/10012112573

The dynamics of maize production in the climate factors variability conditions

Cofas, Elena - 2018

Corn has always been the basic culture of the Romanian peasant. It has extensive uses in human nutrition, in animal feed, in industry, and as a product for export activities. For these reasons, maize occupies more than one third of the country's arable land. Maize is a cereal crop with multiple...

Persistent link: https://www.econbiz.de/10012112591

Analysis of the plant sector in Giurgiu county in the period 2015-2019: Gaps towards the Sud-Muntemia region

Giucă, Andreea-Daniela - 2020

The geographical location of the Sud-Muntenia region and its relief ensure favorable natural conditions for vegetable crops, especially those in the cereals category, determining the predominantly agrarian character of the region, over 70% of the total area of the region is agricultural area....

Persistent link: https://www.econbiz.de/10012519749

Use of simulation and wear prediction to explore design improvements to the cup seal in the India Mark II/III hand pump system

Ottosson, Hans J.; Mattson, Christopher A.; Johnson, … - In: Development Engineering 7 (2022), pp. 1-9

's focus is on this cup seal and how the wear and life of the seal can be predicted. A test rig was created to evaluate and … test cup seals. From this, seal performance and the nitrile cup seal wear coefficient were found. A two-dimensional finite … element model of the seal and the pump cylinder was then developed and used to calculate the pressure distribution and wear of …

Persistent link: https://www.econbiz.de/10014558398

Ecological lightweight design for sustainable composites: Need for application of frugal engineering principles

Achtelik, Timo; Tiwari, Rajnish - 2022

- and, therefore, resource-saving way. In this sense, high-tech multi-materials, also referred to as composites, have become … properties. However, composites in particular have also challenging characteristics, for example in the end-of-life of a product …

Persistent link: https://www.econbiz.de/10013478491