| 词汇 | mulch |
| 释义 | mulch noun[ C or U ] uk /mʌltʃ/ us /mʌltʃ/ a covering of decaying leaves that is spread over the soil in order to keep water in it or to improve it（为保持水分、肥沃土壤等用的）覆盖料（或物），覆盖层 Improving fertility & pest control agrochemical anti-pesticide antifungal bonemeal coir fertilization fertilizer Frankenfood frass fructify irrigate manure over-fertilization over-fertilize paraquat pesticide unfertilized unirrigated vermicompost weedkiller mulch verb[ I or T ] uk /mʌltʃ/ us /mʌltʃ/ to put mulch on or around something: 加覆盖层 [ + adv/prep ]Mulch around the base of the roses.在玫瑰根部周围加覆盖层。 Mulch the roses.给玫瑰根部加覆盖层。 Improving fertility & pest control agrochemical anti-pesticide antifungal bonemeal coir fertilization fertilizer Frankenfood frass fructify irrigate manure over-fertilization over-fertilize paraquat pesticide unfertilized unirrigated vermicompost weedkiller mulch | American Dictionarymulch noun[ C/U ] us/mʌltʃ/ a covering, esp. of decaying leaves, grass, or plant material, used to keep water in the earth near plants or to protect them from weeds (= unwanted plants) Examples of mulchmulch Translucent mulches resulted in a 70-88% reduction in purple nutsedge penetration compared to opaque mulches. The plant material was either removed after crop mowing or was left on the field after mulching. Finally, workshops were organized for them to learn various tasks (brush work, cobbling, printing, woodwork, ironwork, sewing, basketwork, mulching). They attributed the increased growth and grain yield to the high nutrient concentrations and fast nutrient release and decomposition of the mulches. Furthermore, it would be easy to return to traditional farming practices if mulching proved unsatisfactory. Effects of mulches on soil properties and tomato production 1: soil temperature, soil moisture and marketable yield. However, previous work has demonstrated the effectiveness of natural mulches in conserving soil moisture. The use of irrigation masked possible differences in soil moisture content that can occur between nonmulched and mulched soils. However, it had no effect on millet grown in previously mulched soil. Furthermore, the soil savings from mulching are substantial. A foam mulching system to control weeds in tomatoes and sweet basil. Under similar conditions, even a change from the untreated control to mulching through the cut-and-carry method marginally improved the rates of returns. The latter include contracting costs for mulching equipment and farmers' opportunity costs of time spent acquiring extension services. Optical properties of plastic mulches affect the field temperature regime. In our experiment, the regenerative capacity of thistles was considerably lower than that of clover when ryegrass- clover ley was mowed and/or mulched. See all examples of mulch These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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