Rapeseed, weeds, and pathogens interact with each other.However, these interactions are not well understood.The aim of our work was to describe the relationships between weed vegetation and pathogen manifestations in rapeseed stands.Results from Electric Kettle the four seasons show that different rapeseed stand structures produce different weed an
In this paper, T-joints of Ti-6Al-3Nb-2Zr-1Mo titanium alloy were joined with friction stir welding, and Kits microstructure evolution and forming mechanism were studied.The effect of using tungsten inert gas welding to heat additionally the FSW was investigated.Results show a strong effection microstructure of stir zone (SZ) due to the temperature
The article presents a study of the relevance of the problem of developing the theory and methodology of personalized management to improve the efficiency and competitiveness of personnel in modern conditions of high conurence.The practical need for PEPPER JACK the transition to personalized personnel management is substantiated, the content of the
Copper azole type B (CAz-B) preservative and polyphosphatic carbamate (PPC) fire retardants were impregnated in succession into green (97% MC) and kiln-dried (18% MC) Japanese cedar (Cryptomeria japonica (L.f.) D.Don) lumber by the passive impregnation method to prolong the period of lumber use by increasing its resistance Pulses to fire and biolog
The rocking Footwear motion of two-wheeled suitcases is investigated.A rigid body mechanical model of the suitcase is constructed.All of the possible motion states (both wheels on the ground, one wheel on the ground, none of the wheels on the ground) are taken into account.The switching between the motion states is accomplished by a simple impact m