In Haiti , for example, coffee and other tree crops bind the soil on hillsides better than field crops do.

例如，在海地，咖啡和其他树上作物将土壤固定在山边，比田间作物固定得好得多。

The pomegranate (P. granatum L. ), a species belonging to the family Punicaceae, is one of rising berry tree crops grown worldwide.

石榴属石榴科石榴属植物，为近年来我国发展迅速的小杂果类树种之一。