نتایج جستجو برای: shovel cultivator
تعداد نتایج: 606 فیلتر نتایج به سال:
Research with the aim of developing and implementing highly effective methods surface improvement floodplain meadows partial preservation old herbage sowing new perennial grasses based on widespread use modern integrated agricultural machines implements was carried out in 2016-2020 Republic Tatarstan. The scheme experiment included following options: processing sod meadow (factor A) – without p...
To assess the effect of non chemical management of weed control on forage Sorghum (Sorghum bicolor) a field study was conducted in Varamin, Iran during 2010 crop year in a three- replicated- split factorial experiment laid out in randomized complete block design with four weeding levels (W1= one time cultivation at 3-leaf stage using a duck foot cultivator, W2<...
To clear pathogens from host tissues or biomaterial surfaces, phagocytes have to break the adhesive bacteria-substrate interactions. Here we analysed the mechanobiological process that enables macrophages to lift-off and phagocytose surface-bound Escherichia coli (E. coli). In this opsonin-independent process, macrophage filopodia hold on to the E. coli fimbriae long enough to induce a local pr...
We should remember that in its games the chimpanzee used a stick without any compelling practical necessity, as an object of play and that this stick, as an object of play, began to serve in a variety of roles: as a pole which it would climb, or, as a spoon, enabling it to eat, or as a shovel for digging up roots; lastly the animal used the tool as a ‘general purpose tool’, in Köhler’s expressi...
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