Electricity in the form of light was the next application in the aid of horticulture. For vigorous plant growth a minimum of about 4 hours of sunshine and altogether about 10 hours of daylight per ...

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Pursue a career where your passion lies. If that's in protecting the food we eat, stopping forest fires, keeping our parks and public lands pristine and accessible, planning wise land utilization, or ...

Stem cells maintain their pluripotent status in special microenvironments, called ‘stem cell niche’, together with niche cells (Spradling et al, 2001). Niche cells send out short‐range signals that ...