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The trial studied the effect of growing and bearing in Toyonoka (Fragaria×Ananassa Duch)by different treatment with 11 combinations of sand, perlite, coal dreg and peat.

用河沙五月丁香久久久、珍珠巖一区二区黄色、煤渣和草炭不同比例的11種組合為處理色哟色视频在线，試種品種為豐香，進(jìn)行單因素隨機(jī)區(qū)組試驗(yàn)黄色网站日韩免费在线观看，研究不同基質(zhì)配方對(duì)盆栽草莓的生長結(jié)果影響视频色色色人妻。

The store reserves and distribution of fossil fuels , including peat, brown coal, oil shale and sapropel in Bye-lorussia, are introduced in this paper.

介紹了白俄羅斯共和國固體可燃礦物——泥炭、褐煤、可燃頁巖和腐泥煤的賦存情況国产视频黄搜索，并就其當(dāng)前和長遠(yuǎn)在能源日韩经典国内精品视频在线观看免费、農(nóng)業(yè)、林業(yè)亚洲欧美在线视频免费、水產(chǎn)操逼毛片视频试看15分钟、工業(yè)和環(huán)境保護(hù)等領(lǐng)域的綜合生態(tài)利用的科學(xué)依據(jù)進(jìn)行了論述。

An experiment on artificial soils consisting of peat , sand and cooking coal ash suggests that the optimum ratio of peat and sand lor best growth and fertilizer efficiency is 75:25 or 50:50 in volume for Chrysanthemum and Tagetes erecta .

用泥炭黄色视频.免费观看网站、河砂和煤渣分別組成花卉營養(yǎng)土的試驗(yàn)表明五级黄18以上欧美片，泥炭與河砂以75∶25或50∶50容積比例組成的基質(zhì)對(duì)黃菊和萬壽菊的效果最好，肥料效率也最高乱论强奸欧美，煤渣的效果明顯低于河砂成人漫画在线；從組分的細(xì)度看，河砂以粒徑2—0.15mm最好禁止18岁观看，煤渣在使用前除去過細(xì)部分會(huì)大大提高其利用價(jià)值女的被男的C出水来免费视频。

This research was based on mechanism that organic material has reconditions action on soil pollution. We chose yellow soil and calcareous soil in Guizhou province, peat coal and gentle breeze coal were added into simulated high fluorine polluted soil to study the effect of organic material on soil soluble fluorine content using the qualified design.

試驗(yàn)選用典型貴州黃壤和石灰土，運(yùn)用有機(jī)質(zhì)進(jìn)行土壤污染修復(fù)的機(jī)理毛片免费全部播放无码直播，通過向模擬高氟污染土壤中添加有機(jī)物料泥炭和風(fēng)化煤免费一级A片刺激视频在线观看，采用兩因素最優(yōu)設(shè)計(jì)，研究兩種有機(jī)物料對(duì)土壤中水溶性氟含量的影響欧美理论大片清免费观看。

peat coal：泥煤

peasant painting of {Huxian} county 戶縣農(nóng)民畫 | peat coal 泥煤 | peat fibre 泥炭纖維

Coal and peat：煤和泥炭

1100000 Coal and peat 煤和泥炭 | 1110000 Coal 煤 | 1110001 Anthracite 無煙煤

Coal and peat：煤和泥炭 生產(chǎn)煤的企業(yè)

1100000 Coal and peat 煤和泥炭 生產(chǎn)煤的企業(yè) | 1110000 Coal 煤 | 1110001 Anthracite 無煙煤