dispersal pattern 中文意思是什麼
dispersal pattern
解釋
分散類型-
The dispersal pattern of dendrolimus punctatus adults was studied in youxi county with the mark - release - recapture methods
摘要應用標記釋放回捕技術，按照動態分析方法，對馬毛松毛蟲成蟲在林間的種群密度及種群消長動態變化進行了研究。 -
Based on the theory of gradient transport, we analysed the different turbulence dispersal situation of pollen and seeds and bring about the turbulence dispersal model of pollen and seeds. finally, we used this model studied the seeds dispersal pattern of gordonia acumenata, the dominant species of evergreen broableaved forest
運用梯度輸送理論分析了植物花粉、種子湍流擴散的不同情況，導出了植物花粉、種子散布的湍流擴散模型，並運用此模型研究了亞熱帶常綠闊葉林優勢種四川大頭茶的種子散布格局 -
We studied its distribution pattem by using the following measures f the test for fitting to the poisson, negative binomial and neyman a distribution. at the same time, we use negative binomial parametef, dispersal index, patchiness index, cassie s index and clumping index, estimated the aggregation intensity. the results showed that the distribution pattern is typically aggregated, and the intensity of aggregation vari
經統計分析，青島百合復合種群、各局部種群內個體的分佈格局離散分佈擬合的結果符合負二項分佈；各聚集強度參數中，叢生指標）和cassie指標（二k ）均大於o ，負h項參數限）均較小，擴散系數k卜擴散型指數）和聚塊性指標（ m m ）均大於1 ，以上這些表明各個局部種群的分佈格局都為聚集分佈。 -
The death rate of individuals in dongwenquan population shows another pattern with slowly raise along with the age. 3 with the use of the dispersal index ( di ) clump intensity ( ci ' s ) mean crowding ( m * ) patchiness index ( pai ). green ' s index ( gi ) and intensity index as parameters, we further studied the spatial distribution patterns of the three populations
， chtoran ， hoidesyaog ）種群結構與動態研究3 、用leshe矩陣模型定量預測三個種群未來20a的數量與年齡結構變化的結果顯示，北溫泉緒雲衛矛種群數量在未來4a內會有一定程度的減少，以後的種群數量逐漸增加，呈不斷擴大的趨勢，而這其中幼齡個體所佔的比例越來越大，老齡個體的比例越來越小。
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