The Influence of Planting Different Green Manures in Apple Orchards on Soil Fertilizer and Apple Quality in the Loess Plateau
Long-term clean tillage in apple orchards on the Loess Plateau has degraded soil properties and diminished fruit quality, highlighting the urgent need for sustainable cover cropping strategies. In a two-year field experiment (two consecutive growing seasons), eight green manure species (annual ryegrass, perennial ryegr...