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germination percentage是什麼意思,germination percentage的意思翻譯、用法、同義詞、例句

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  • 發芽率

  • 例句

  • The seed germination percentage was at the high level when seed moisture content was in range of 47%– 60%, which suggests that this was the optimum moisture content for maintaining A.

    當種子含水量為47%–60%時,種子發芽率較高,說明這一含水量區間有利于種子生活力的保持。

  • Germination percentage of crisp lettuce seed could be maintained economically and effectively by using the suitable original moisture content, storage temperatures and package methods.

    運用適當的種子起始含水量、貯藏溫度和包裝方式,可經濟有效地保持種子的發芽率。

  • By comparison with seed weight , germination percentage, germination trend, seedling shape and chromosome, it is concluded that the difference between hybrids and the parents are significant.

    通過種子重量、種子發芽勢、發芽率、幼苗形态及染色體比較,雜種與親本差異明顯。

  • Compared with paper bed, sand bed could increase germination percentage by reducing seed mildew and roting.

    沙床與紙床相比,沙床可減輕甚至消除種子黴爛現象,從而提高種子的發芽率。

  • In this experiment, effects of artificially aged radish seeds on germination percentage, germination indices, enzyme activities and protein contents were analyzed.

    研究了人工老化引起的蘿蔔種子發芽率、發芽指數、蘿蔔生長早期一系列酶活性和蛋白質的變化。

  • In order to improve the germination percentage of Victoria amazonica seeds, experiments were conducted for the relevant factors which affect the sprouting of seeds.

    為了提高王蓮種子發芽率,對影響種子萌發的幾個相關因素進行了試驗研究。

  • With the temperatures keeping growth and the time extending, pollen vitality, pollen germination percentage and seed setting rate suffered a sharply decline.

    隨着脅迫溫度的升高和時間的延長,供試品種花粉活力、花粉萌發率和結實率都急劇降低;

  • The mathematical models that was made up of germination percentage and accumulated low temperature could accurately simulate the percentage of rice seedling planting.

    由種子發芽率與低溫累積量組成的回歸模式,能較精确地模拟成秧率。

  • To compare with parents, the mutation plants' vigor of pollens, germination percentage of pollens, and length of pollen tube were investigated.

    本試驗中對突變株及其親本的花粉活力、花粉萌發率、花粉管長度進行了研究。

  • Germination percentage and germination rate of seeds and early seedling growth produced by germinating seeds were increased by removing seed coat and by partially excising cotyledons.

    除去種皮和切除部分子葉能提高種子的萌發率、萌發速率,以及種子萌發後的早期幼苗生長量。

  • Sclerotia could germinate in 0.05% glucose solution, distilled water and water agar, and the germination percentage is the highest in 0.05% glucose solution.

    菌核在0.05%葡萄糖溶液、蒸餾水、水瓊脂上均可萌發,以0.05%葡萄糖溶液萌發最好。

  • The results showed that the seed germination percentage, germination index, dehydrogenase and acid phosphoesterase activity decreased in the process of ageing.

    結果表明:在自然和人工老化過程中,種子發芽率、發芽指數、脫氫酶和酸性*********酶活性降低;

  • It was found that this culture model was better than the general sowing mode on sowing amount, germination percentage, tillering rate, lodge and yield.

    結果表明:該栽培模式播種量、發芽率、分蘖率、倒伏情況及産量均比常規播種方式好。

  • The germination percentage, germination potential and germination indexes can obviously be increased through the treating the seeds of Leaf-beet and root-beet with H 2O 2.

    雙氧水浸種處理葉甜菜和根甜菜種子,可明顯提高種子的發芽率、發芽勢及發芽指數。

  • After 72 hours, vigor was basically bletermined, the germination percentage declined about 5%.

    老化72小時後,種子基本喪失活力,發芽率降到5%左右。

  • Only those seeds appeared the high germination percentage by the cold stratification.

    隻有通過低溫層積處理過的種子才出現較高的發芽率。

  • Result:Germination percentage was the primary indicator of seed quality grading, thousand-grain weight, cleanliness and moisture content were important reference indicators.

    結果:發芽率是烏拉爾甘草種子質量分級的主要指标,千粒重、淨度和含水量是質量分級的重要參考指标。

  • Pollen germination percentage after storage showed a tendency of drop-rise-drop.

    花粉貯藏後發芽率表現為下降—上升—下降的大體趨勢。

  • The changes of germination percentage, fatty acid value and viscosity of paddy with the changes of time and temperature in the storage condition of different temperatures are investigated.

    探讨了在不同溫度的儲藏條件下,稻谷的發芽率、脂肪酸和粘度等指标隨着時間和溫度的變化情況。

  • The germination percentage and water potential of stress solution(PEG) were positively correlated.

    本試驗結果表明,種子發芽率與外界水勢呈正相關;

  • Treatments with moist sand and high temperature on the seeds of Actinidia chinensis could break their dormancy and evidently raise their germination percentage.

    猕猴桃種子具有休眠特性,采用濕砂、高溫處理可打破其休眠,明顯地提高種子發芽率。

  • During imbibition and germination, germination percentage and the content of soluble sugar in Chinese wampee seeds increased, the content of starch in seeds decreased.

    黃皮種子在吸水萌發過程中,種子的發芽率和可溶性糖含量增加,澱粉的含量下降;

  • The results showed that germination percentage and germinating energy had increasing trend by 5% diniconazole micro powdered seed coating chemical.

    試驗結果表明,5%烯唑醇微粉種衣劑對玉米的發芽率、發芽勢有提高的趨勢。

  • The same treatment also increased the germination percentage of Seca Stylo from 9% to 85%, and decreased the time of germination from 30 days to 7 days.

    同樣處理可使灌木狀柱花草種子發芽率由9%提高到85%,發芽所需時間由30天減少至7天。

  • High selfing depression occurred in the germination percentage and in the seedling height.

    種子場圃發芽率及苗高的自交衰退非常嚴重。

  • There was not distinctive difference on pollen viability and germination percentage between blooming florets and those near blooming in same inflorescence.

    同一花序上正在開放與接近開放的小花,其花粉的活力和萌發率無明顯差别。

  • Thats important to grain seed, orinfluence germination percentage.

    這對種子用谷粒尤為重要,否則影響其發芽率。

  • The dormant spores of the fungus had the highest germination percentage(75%) in the root exudate of the susceptible host.

    該菌休眠孢子在感病寄主的根分泌物溶液中萌發率最高,達75 %。

  • The basidiospore germination has been obtained by the liquid culture with 10—20% sporophore extract. The germination percentage is about 8—15%.

    對擔孢子的研究表明,它能在10—20%的靈芝子實體水抽提液中萌發,頻率為8—15%。

  • 專業解析

    Germination Percentage(發芽率)是種子科學和農業生産中的核心指标,指在特定環境條件與時間範圍内,種子成功發芽的數量占測試種子總數的百分比。其計算公式為:

    $$

    text{發芽率} = left( frac{text{正常發芽種子數}}{text{供試種子總數}} right) times 100%

    $$

    該指标反映了種子的活力與播種質量,直接影響作物産量和經濟效益。例如,若100粒種子中有85粒正常發芽,則發芽率為85%。

    在實踐應用中,發芽率需依據國際種子檢驗協會(ISTA)或各國農業标準(如中國國家标準GB/T 3543)進行檢測,通常涉及恒溫、濕度控制等實驗室條件。高發芽率種子可減少補種成本,提升資源利用率,因此在種子貿易、種植規劃中具有重要參考價值。

    權威機構如中國農業科學院指出,發芽率受種子成熟度、貯藏條件及病蟲害等因素影響,建議結合發芽勢(初期發芽速度)綜合評估種子質量。美國農業部(USDA)亦強調,該指标是品種選育和抗逆性研究的基礎數據之一。

    參考來源:

    1. 中國農業科學院《種子質量檢測技術規範》
    2. 國際種子檢驗協會(ISTA)标準手冊
    3. 美國農業部(USDA)農業手冊第30號

    網絡擴展資料

    Germination Percentage(發芽率)指在一定條件下,種子發芽的數量占測試種子總數的百分比,用于衡量種子的活力和萌發能力。以下是詳細解釋:

    1.定義與計算

    2.與相關術語的區分

    3.實際意義

    4.注意事項

    如需更全面的定義或實驗方法,可參考植物學教材或農業标準(如ISTA國際種子檢測協會指南)。

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