NGC 2264: Telescopes illuminate 'Christmas tree cluster'

This new image of NGC 2264, also known as the "Christmas Tree Cluster," shows the shape of a cosmic tree with the glow of stellar lights. NGC 2264 is, in fact, a cluster of young stars—with ages between about one and five ...

Apple tree conversion to narrow walls via hedging, root pruning

Fruit trees are pruned to maintain a desired tree shape and size to increase light penetration into the canopy, thereby enhancing fruit quality and flower bud development. Most modern apple orchards consist of high-density ...

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