单作
- 名monoculture;single crop
![单作](../cache/1176202.jpg)
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[monoculture] 耕地一茬只种植一种作物
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单作栽培中土壤速效K消耗速率大于缓效K。
The quick effective K depleting amount was bigger than that of slow effective K in one crop cultivation soil .
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结果表明:与单作相比,间作麦田土壤蒸发量增加了34.63mm,作物蒸腾量减小了65.81mm,ET值减小了31.18mm;
The results showed that compared with the monoculture , the evaporation of intercropping increased 34.63 mm , transpiration decreased 65.81 mm , evapotranspiration decreased 31.18 mm .
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线辣椒/玉米套作群体PRA捕获效率高于单作种植的线辣椒、玉米。
Compared to monoculture capsicum and maize , there was a bigger PRA interception efficient in capsicum / maize relay intercropping system .
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随土层深度增加,土壤中N素贮存量逐渐减少,而P素贮存量有逐渐增加的趋势,0-80cm土层全氮含量占单作系统的95.49%,全磷含量占单作系统的95.05%。
The storage of N in soil was reduced gradually while that of P with a trend of increase with the change of soil depth . The total N content of the intercropping agroecosystem was account for 95.49 % of the single system and the total P content 95.05 % .
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在Cd3.70mgkg-1的污染水平下,番茄和玉米间作和限制性间作条件与单作相比,Cd在番茄中的积累浓度提高(叶部从13.52mgkg-1分别升高至24.94mgkg-1和27.30mgkg-1)。
Compared with monoculture , intercropping and restricted intercropping of tomato and maize increased the Cd extraction by tomato ( increased from 13.52 mg kg-1 to 24.94 mg kg-1 and 27.30 mg kg-1 in leaves ) .
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主要研究结论如下:土壤pH、含盐量及土壤酶活性检测表明,间作种植模式下pH显著低于单作而趋于中性,同时,间作降低了桑树根际土壤的含盐量。
The results are as follows : The results of pH , content of salt and the soil enzyme activity for mulberry-soybean intercropping soil showed that pH for intercropping soil was significantly lower as compared with monoculture tend to neutral and intercropping decreased salt content of mulberry rhizosphere soil .
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线辣椒/玉米套作使群体LAI≥3的日数分别比单作线辣椒、单作玉米提高1.13倍和19.32%。
The number of day , which LAI of capsicum / maize relay intercropping system exceeded 3 , increased by 1.33 times as compared with monoculture capsicum ; increased by 19.32 % as compared with monoculture maize .
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套作群体PRA截获效率比按套作比例对单作作物PRA截获效率加权平均值高46.5%。
PRA interception efficient of capsicum / maize relay intercropping system raised by 46.5 % as compared with the weight average of PRA interception efficient of monoculture crop according to relay intercropping growth proportion .
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间作茶园茶树叶片Pb、Mn、Cu、Zn含量均显著低于单作茶园,说明间作杉木对减少茶叶中4种重金属含量,改善茶叶品质可起到明显作用。
Concentrations of the heavy metals in the tea leaves of the intercropping tea garden were significantly lower than in the mono-cropping one . So intercropping of Cunninghamia lanceolata in tea gardens can significantly decrease contents of Pb , Ni , Mn and Zn and improve quality of the tea .
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但在N2条件下,春玉米全株粗脂肪产量高于单作,夏玉米全株粗蛋白产量与单作差异不显著。
But at N2 , the crude fat yield of spring-sown maize in relay intercropping system was higher than that of sole cropping ; and no significant differences were observed between the crude protein yield of summer-sown maize relay intercropping and that of sole cropping .
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不灌水和灌水60mm处理的土地当量比(LER)分别为1.29和1.33,群体水分利用效率不灌水和灌水60mm处理比玉米单作分别提高了24.86%和19.24%,比豌豆单作分别提高了14.58%和37.25%。
Land equivalent ratio ( LER ) were 1.29 and 1.33 of non-irrigating and irrigating 60 mm respectively , WUE of intercropping increased 24.86 % and 19.24 % compared with maize monoculture , and increased 14.58 % and 37.25 % compared with pea monoculture .
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小麦拔节-腊熟期间各时段内,复合系统中0~80cm土层贮水量随带距的变化均大致呈抛物线状分布,对比单作小麦系统,复合系统土壤水分总体平均效应2.7%。
The soil water content at the depth of 0 ~ 80cm varied with the distance from the tree row in a parabola trend in the intercropping , reflecting an average increase of water content by 2.7 % compared with the monoculture system .
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玉米和大豆在单作和混作系统中的氮行为研究
N Behaviour of Soybean and Maize Plants in Monoculture and Mixture
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计算机并行接口越来越得到广泛使用,不再单作打印机接口的功能;
The parallel interface of the computer is widely used .
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单作与间作条件下核桃根系分布特征研究
Root distribution characteristics of Juglans regia in monoculture and intercropping
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福建杂交玉米单作栽培技术研究
Studies on Monoculture Technology of Hybrid Corn in Fujian Province
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在作物共生期间,养分吸收存在着竞争和补偿作用,使得间作玉米氮吸收量在每个生育期都不同于单作。
There are nutrients competition and compensation in intercropping .
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东北黑土玉米单作体系氨挥发特征研究
In situ study of ammonia volatilization from black soil with maize monoculture system
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而土壤蔗糖酶活性在间作与单作处理间差异不显著。
There was no significantly difference in soil sucrase between intercropping and monoculture .
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四川盆地杂交玉米单作密肥措施研究
Study on Density and Fertilizer Measures for Monoculture Hybrid Maize in Sichuan Basin
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间作和单作相比,深根系蔬菜处于优势地位,而浅根系作物处于劣势地位。
Deep root crop is in a dominant position compared with the shallow root crop .
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农林复合系统与单作作物系统作物根系差异特征的研究
Experiments on Characteristics of Wheat Roots Difference between Apple-wheat Intercropping System and Wheat Monoculture System
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然后把自己的答案与网上的例单作比较。
They check their answers by comparing them with a sample checklist on the website .
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单作和间作对玉米和大豆群体辐射利用率及产量的影响
Effect of monoculture and intercropping on radiation use efficiency and yield of maize and soybean
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与单作相比,套作玉米应适当增加植株密度。
The density of cropping corn should be reasonably increased , compared to the monocropping corn .
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套作玉米的根冠比大于单作玉米,增加了37.77%。
Root top ratio of relay-intercropped maize was increased by 37.77 % as compare with monoculture .
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间作青贮玉米和饲用高粱的单产分别较各自单作提高了28.74%和11.93%;
The yield of intercropping silage maize and durra increased 28.74 % and 11.93 % to monocropping ;
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不同水热条件下玉米单作系统中红壤微生物群落的代谢特征
Effect of Hydrothermal Condition and Fertilization on Microbial Metabolic Properties in Red Soil Under Maize Monocropping System
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而在玉米收获后测定,间作玉米土壤含水量都高于单作。
After maize harvest , soil water contents in intercropped maize were grater than that in sole cropped .
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未除杂草的单作枣林害虫物种数量多于除杂草单作枣林;
The pure jujube woods without weed had the larger number of pest species than the weeded woods ;