释义 |
non-leguminous adjective biology specialized(alsononleguminous)uk /ˌnɒn.ləˈɡjuː.mɪ.nəs/ us /ˌnɑːn.ləˈɡjuː.mə.nəs/ related to a plant that is not a legume and does not have its seeds in a pod: 非豆科的 non-leguminous crops such as cereals非豆科作物,如谷物 Nitrogen is usually the main limiting factor for yield in nonleguminous grains. Many non-leguminous plants have pods of nitrogen-fixing bacteria, which allow them to convert nitrogen in the air into compounds that can be used as nutrients for the plant. Barley, rye, and wheat are examples of nonleguminous grasses often grown as cover crops. The nitrogen-rich residues from the legumes add nitrogen to the soil to be used by other non-leguminous crops, such as cereals. Cereals and other grasses that are used as ground cover are non-leguminous. SMART Vocabulary: related words and phrases Types of plant acanthus air plant amaranth Andromeda angiosperm early emergent evergreen fiddlehead grower moss mossy mugwort mustard non-hardy spleenwort starter plug succulent sundew tenderness |