نتایج جستجو برای: vigour index
تعداد نتایج: 397262 فیلتر نتایج به سال:
Seed ageing is influenced by two environmental factors, RH and temperature. The deterioration of the stored seed is a natural phenomenon and the seeds tend to lose viability even under ideal storage conditions. Accelerated ageing has been recognized as a good predictor of the storability of seed lots. Aged seeds show decreased vigour and produce weak seedlings that are unable to survive once re...
Abstract The effects of hydrogel granules mixed with peat substrate on germination, morphological and physiological parameters plugged seedlings were tested in tomato seedlings, at two different irrigation regimes. Due to presence, the germination speed was increased, whereas mean time significantly reduced. Slight improvement recorded regarding final but no effect found synchronisation index s...
In order to determine the impact of thermo priming on germination of soybean seeds, an experiment was conducted as a completely randomized design with three replications. The factors of studied included different time thermo priming (control, 5 and 10 minutes) through the placing seeds were exposed to oven. The results showed that the effect of thermo priming was significant on germination perc...
Tracking multiple people and their behaviours is a fundamental task for visually mediated interaction. We present VIGOUR, a platform for simultaneously tracking of multiple people and recognition of their behaviours for highlevel interpretation. Through perceptual integration, different types of visual information are fused to combine the benefits of different techniques. Robust low-level visua...
Is the gene 'special' for historians? What effects, if any, has the notion of the 'gene' had on our understanding of history? Certainly, there is a widespread public and professional perception that genetics and history are or should be in dialogue with each other in some way. But historians and geneticists view history and genetics very differently - and assume very different relationships bet...
A combination of ovarian grafting and fostering was used to study the effects of preand postnatal maternal factors on adult behaviour. Inbred mice (BALB/c and C57BL/6) and F1 hybrids were compared to assess differential sensitivity to early maternal effects. In addition to the peculiar behavioural profile of BALB mice, results revealed the existence of a cognitive process in mice and confirmed ...
Recent notions about the vigour of responding in operant conditioning suggest that the long-run average rate of reward should control the alacrity of action in cases in which the actual cost of speed is balanced against the opportunity cost of sloth. The average reward rate is suggested as being reported by tonic activity in the dopamine system and thereby influencing all actions, including one...
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