provenances

美 [?prɑv?n?ns] 　英 [?pr?v?n?ns]

• n.起源；原產(chǎn)地
• 網(wǎng)絡(luò)種源

詞形變化

同義詞

英漢解釋

英英解釋

例句

The test also showed there was no significant correlation between genetic and geographic distances among provenances .

研究還表明，種源間的遺傳距離與其地理距離相關(guān)不顯著。

The results showed that there was very significant difference for cold tolerance among the three Acacia species and their provenances.

結(jié)果表明：在樹(shù)種和種源層次上，3種相思耐寒性變異均達(dá)極顯著差異；

Wood and its pulping properties can be affected obviously by difference of provenances of trees.

無(wú)論是從林業(yè)角度還是在制漿性能方面，不同種源間存在明顯差異。

Results show that there are certain variation and selection potentials in the populations and provenances of the species.

結(jié)果表明上述性狀在天然群體和種源試驗(yàn)林群體中都存在一定變異，具有一定選擇潛力。

On the collectors' side, the old provenances once claimed for the items can look implausible in hindsight.

從收藏者的角度來(lái)說(shuō)，原來(lái)宣稱的文物的古老出處事后來(lái)看可能非常可疑。

Among 14 provenances of Australia, the ones from Victoria grow better than ones from New South Wales.

在14個(gè)澳大利亞種源中，多數(shù)的維多利亞種源較新南威爾士種源生長(zhǎng)好。

An approach to seedling growth rhythm from different provenances of Pterocarya stenoptera C. DC .

楓楊種源苗期生長(zhǎng)節(jié)律的初步研究。

The tested provenances significantly differed in weight per 1000 seed's, laboratory seed germination and growth traits at seedling stage.

楓楊種子千粒重及室內(nèi)發(fā)芽率均存在明顯的地理種源差異。

Differences among Pinus sylvestris provenances were observed at one year of age but not at two years .

歐洲赤松種源間的差異僅在一年生時(shí)可以看到，兩年生時(shí)就看不到。

Winds with continental provenances frequently have a higher dust content than those with maritime provenances .

來(lái)自大陸的風(fēng)比來(lái)自海洋的風(fēng)通常具有更高的塵埃含量。

Provenances selection and afforestation technique of Fraxinus mandshurica Rupr .

水曲柳優(yōu)良種源選擇及造林技術(shù)。

The activities of the protecting enzyme System of the 3 provenances had ascended under drought stress.

干旱脅迫下3個(gè)種源的保護(hù)酶系統(tǒng)活性總體呈上升趨勢(shì)。

With clustering analyses, 12 provenances of Chinese tulip was classified into two groups.

通過(guò)聚類分析，可將中國(guó)鵝掌楸12個(gè)種源分為兩大類。

A cluster analysis can divide Pinus massoniana provenances into 3 types: the extremely fast-growing, fast-growing and medium.

聚類分析研究將馬尾松種源分為極速生、速生和中等3種類型；

The provenances decision ability analysis in 7 locations shows that L_5, L_6 possessed a superior genotype ability.

七個(gè)試點(diǎn)對(duì)種源判別能力分析表明，以L_5、L_6具有較強(qiáng)的判別優(yōu)良基因型的能力。

Seeds of China-fir were obtained from 42 provenances in 13 provinces of China.

杉木種子來(lái)自中國(guó)13省區(qū)之42個(gè)種源。

the cold resistant capability has no distinct difference among neem provenances;

印楝種源間抗寒能力差異不顯著；

A Study on Variation of Growing Traits of Young Choerospondias axillaris Forest in Its Geographic Provenances and Its Provenance selection

南酸棗地理種源幼林生長(zhǎng)性狀變異和種源選擇

the growth performances of these provenances were remarkably related to longitude and latitude of their sources;

大果紫檀各種源的生長(zhǎng)表現(xiàn)與其產(chǎn)地的經(jīng)緯度呈現(xiàn)明顯的相關(guān)性；

Anatomical Structure and Its Relation to Drought-Resistance for Provenances of Platycladus orientalis

不同種源側(cè)柏鱗葉解剖構(gòu)造及其與抗旱性的關(guān)系

Study on Mineralogical Characteristics of Turquoise Samples from Different Provenances by Non-destructive Analysis

不同產(chǎn)地綠松石無(wú)損檢測(cè)及巖相結(jié)構(gòu)特征研究

Variation Analyses of Tree Growth and Wood Properties among Slash Pine Provenances and Comprehensive Selection of Superior Provenance

濕地松種源生長(zhǎng)量、材性的變異與優(yōu)良種源綜合選擇

Study on Early Growth of Castanopsis hystrix Provenances from Its Central Distribution

紅錐中心分布區(qū)種源早期生長(zhǎng)研究

Assemblages, Provinces and Provenances of Heavy Minerals on the Shelf of the Southern Yellow Sea and Northern East China Sea

南黃海和東海北部陸架重礦物組合分區(qū)及來(lái)源

Response Functions of Masson Pine Provenances to Different Environment and Suitable Range for Superior Provenances

馬尾松不同種源對(duì)環(huán)境的反應(yīng)函數(shù)和優(yōu)良種源的合理布局

Genetic Variation of Paulownia Provenances Resistance against Paulownia witches'Broom

泡桐種源抗叢枝病性狀的遺傳變異

Analysis of the growth and cold resistance in seedling stage for species - provenances of Lespedeza bicolor

胡枝子種-種源苗期生長(zhǎng)和抗寒性分析

Effects of drought stress on lipid peroxidation and protective enzyme systems in leaf of Toona sinensis from different provenances

干旱脅迫對(duì)不同種源香椿葉片膜脂過(guò)氧化和保護(hù)酶系統(tǒng)的影響

Study on Variations of Young Forest Growing Traits of Choerospondias axillaris Geographic Provenances

南酸棗地理種源幼林生長(zhǎng)性狀變異研究

Geographical Differentiation for Seedling Growth and Morphology of Manglietia yuyuanensis Provenances

乳源木蓮苗生長(zhǎng)和形態(tài)的地理種源分化

Study on Variations of Seedling Traits in Choerospondias axillaris Geographic Provenances

南酸棗地理種源苗期性狀變異研究

Sedimentary Provenances and Reservoir Qualities in Southwestern Qaidam Basin

柴達(dá)木盆地西南地區(qū)沉積物源及儲(chǔ)集層物性研究

Analysis on genetic relationship of different provenances of Lonicera japonica with RAPD technique

不同金銀花種源間遺傳關(guān)系的RAPD分析

Variation research on seedling growth of Toona ciliate var. Pubescens in different provenances and families

毛紅椿不同種源及家系間苗期生長(zhǎng)變異性研究

Changes of the Nutritive Compositions of Toona Sinensis Bud in Different Provenances

不同種源香椿芽菜營(yíng)養(yǎng)成分的變化研究

Structural and nondestructive componential analysis on several Nephrite from different provenances

幾種不同產(chǎn)地軟玉的巖相結(jié)構(gòu)和無(wú)破損成分分析

Genetic and Environmental Effects Assessment in Scots Pine Provenances Planted in Central Siberia

西伯利亞中部歐洲赤松原產(chǎn)地遺傳和環(huán)境作用的評(píng)價(jià)

Comprehensive evaluation and selection of geographical provenances of Dendrocalamus latiflorus in Fujian

福建麻竹地理種源多性狀綜合評(píng)價(jià)及選擇

Differences of foraging behavior between provenances of Pinus massoniana in heterogeneous nutrient environment

馬尾松種源在異質(zhì)養(yǎng)分環(huán)境中的覓養(yǎng)行為差異

Collective Study on Content Changes of Nitrate, Nitrite and VC in Buds of Different Toona sinensis Provenances Species

不同種源香椿芽硝酸鹽、亞硝酸鹽及VC含量變化的研究