natural fertility meaning in English
自然肥力
自然肥沃
自然生育率
Examples
- Higher yields obtained take up more nutrients which have to be replaced to sustain high yields even in soils with high natural fertility
较高的产量需要更多的养分来补充，即使在自然肥力高的土壤上也是一样。 - Effect of plant density and fertilizer application on plantain yield in two soils from colombia with different natural fertility is shown ( table 2 )
表2说明了在哥伦比亚的两种不同天然肥力土壤上种植密度及肥料用量对大蕉产量的影响。 - In many european countries ( the soil of which possesses the same natural fertility as that of england ) the yield at present does not exceed fourfold
有许多欧洲国家，它们土地的肥沃并不亚于英国，但农作物每英亩产量的增加还不到四倍。 - Certified organic cotton is cotton grown in fields where the use of pesticides have been discontinued for at least 3 years and where rigorous controls help rebuild the soil ' s natural fertility
经过认证的有机棉花指的是在连续3年未施杀虫剂并在严格控制下重新获得自然肥力的土壤中种植的棉花。 - Purple soil classified as regosols in fao soil taxonomy and pup - cambols in china soil taxonomy , is one of well known soil types with the particularities such as weathering easily , high natural fertility , etc . , and feeding population of 500 / km2 . however , it often meets the water disasters ( sporadic flooding and serious seasonal drought )
摘要紫色土是世界上一种特殊的土类，集中分布于四川盆地，以其易成土性和富盐基性(自然肥力高)养育着500人以上平方公里的人口而著称于世，但是它分布的区域存在严重的季节性干旱和时有发生的洪灾等水问题。