plant population 中文意思是什麼

plant population 解釋
植物群體
  • plant : n 1 植物，草木 （opp animal）; 草本；〈商用語〉樹秧，苗木。2 莊稼，作物，收獲；（植物的）生育。3 ...
  • population : n. 1. 人口；人口總數；全體居民；人口的聚居。2. 物的全體[總數]；【生物學】蟲口；種群（量）；群體；族，組，個數；【統計學】對象總體，全域。3. 【物理學】布居；密度。4. 〈罕用語〉殖民。
  1. The perennial vegetation is expected to a. ordosica dominated and h. scoparium stably co - existed, together with an annual plant population of e. poaeoides and b. dasyphylla, which is greatly fluctuated with annual precipitation pattern

    其將與因年際間降水量及其分佈差異引起的種群密度等特徵波動的一年生草本小畫眉草和霧冰藜種群長期共存。
  2. Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us

    本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵，包括南方紅豆杉種群年齡結構、種群空間格局（探討分佈格局動態規律與生境相互關系） 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等，分析其目前現狀及瀕危原因，期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供理論基礎，也為瀕危植物種群生態學的研究提供參考。
  3. The early rice experiment was in split - split plot design with 3 3 2 for variety fertilizer plant population

    早稻試驗採用裂區-裂區設計3 3 2布置品種肥料密度。
  4. Population researcher, pe ( paul ehrlich ) for example, wrote a 1968 book called the population bomb. he predicted that population growth would call ( cause ) wide spread harm to the plant ( planet )

    比如，人口研究學家保羅e寫了一本1968的書叫「人口炸彈」 。他預言人口增長將對星球造成廣泛的危害。
  5. Plant population subsequently declined to less than 150 plants per sq. m. at about 65 mm planting depth

    當播種深度為65毫米時，植株密度相應下降到150株/平方米。
  6. Uniform normal plant population of 1. 35 million plants / ha was used for late rice

    晚稻一致採用正常植株密度135萬株/公頃。
  7. Plant population varies from 1, 400 to 1, 600 plants per hectare and the plantation is kept in the field for several ratoons using suckers coming from the mother plant

    種植密度保持在1400株/公頃到1600株/公頃，種植園田地上留下母株的根出條所形成的截根苗。
  8. Advances on timing dynamics research on clonal plant population

    毛烏素沙地中國沙棘種群數量動態研究
  9. A satellite experiment involving combinations of n and k with and without fym and zinc on yield production of rice and another experiment on interaction of plant population and fertilizer levels on yield of groundnut have also been conducted

    此外在水稻上還進行了氮和鉀施或不施廄肥和鋅組合因素的輔助試驗，另一試驗是關于群體密度和施肥水平處理對花生產量的影響。
  10. Plant population and plant vigor decrease rapidly after the first harvesting cycle

    第一輪收獲后植物密度和長勢很快下降。
  11. This has clearly demonstrated that high plant population is superior to the low

    這清楚地表明高種植密度優于低種植密度。
  12. In fact, the effect of higher plant population needs to be further studied at the site

    實際上在該試驗點應對高密度的效果做進一步研究。
  13. Data from two experimental sites demonstrate that the big difference in yields can be obtained by using different combinations of variety, fertilizer and plant population

    兩個試驗點的數據顯示，採用不同的品種、肥料和密度組合能得到巨大產量差異。
  14. Field experiments were conducted at shaoxing and fuyang, zhejiang province, using split - split plot design on early rice and split plot design on late rice respectively, to identify the roles of variety, fertilizer and plant population in achieving higher yield

    早稻採用裂區-裂區試驗設計和晚稻採用裂區試驗設計的大田試驗在浙江省紹興和富陽進行，以檢驗品種、肥料和植株密度在取得高產中的作用。
  15. " restoration plan of wetland higher plant community in xuanwu lake " discusses the tenet and principle of the restoration of wetland higher plant community in xuanwu lake, collects the basis of choosing of the wetland higher plant communities from four angles, controlling pollution, landscape succession, beautifying environment, economic utilization. then on the basic of the environment characteristic of the xuanwu lake and the characteristic of the vegetative form and the distribution pattern of wetland plant community, we choose the suitable wetland plant population ; make the plan of the topographical reformation and wetland plant community construction

    「玄武湖濕地高等植物群落恢復規劃方案」討論了玄武湖濕地高等植物群落恢復的原理與原則，從治理污染、景觀演替、觀賞美化和經濟實用的角度研究收集了植物群落的選擇依據，進而根據玄武湖濕地獨特的生態環境特點、濕地植物群落特殊的生活型及分佈方式，確定了適宜的濕地高等植物種群，同時也確定了玄武湖濕地植物群落恢復試驗區湖底地形的改造方案、植物群落的配置和種植方式。
  16. Trends and advances in researches on plant population ecology

    植物種群生態研究進展
  17. As is shown in table 1, the yields at high plant population averaged across varieties were statistically higher than that at the low plant population at any fertilizer rates, and it tended to be true for any varieties tested

    如表1所示，在任何施肥量條件下，所有品種高密度處理產量平均值在統計上高於低密度處理產量平均值，這對所有供試品種都是如此。
  18. With this consideration, the factorial field experiments following the principles of maximum yield research （ myr ） were conducted in 1991 rice crop seasons, aiming at identifying the roles of variety, fertilizer and plant population in achieving high yield of rice and the best combination of these factors

    基於這種考慮，按照最高產量研究的原則在1991年水稻種植季進行了析因大田試驗，目的是確認品種、肥料和植株密度在獲得水稻高產中的作用和這些因子的最優組合。
  19. It is known that fertilizer, plant variety and plant population are important factors which affected crop yield

    眾所周知，肥料、品種、密度是影響產量的重要因素。
  20. Results from corn research trials in yunnan pointed out clearly the importance of the interaction between crop variety and plant population when using fertilizer efficiently to obtain high and economical yields

    雲南玉米試驗結果清楚地指出，當施用有效量肥以獲得高經濟產量時，作物品種和種植密度間的交互作用很重要。
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