Imperata cylindrical 'Rubra' grew slowly and didn't blossom; Pennisetum setaceum and P. villosum didn't survive from the cold winter and showed annual characteristics; while the others grew well with strong adaptation and showed perennial characteristics.

紅葉白茅生長(zhǎng)緩慢欧美一级A片视频在线看，不能正常抽穗開花；絨毛狼尾草和長(zhǎng)柔毛狼尾草不能越冬精品愉拍自拍视频，表現(xiàn)為一年生日韩一级欧美一级国产一级台湾；其余16個(gè)觀賞草種適應(yīng)性較強(qiáng)，生長(zhǎng)發(fā)育正常欧美A人精品综合在线，表現(xiàn)為多年生亚洲欧美人成网站综合在线。

Based on the soil fertility and fertilizer effect of Beijing brown chao soil in the way of microtrial of winter wheatsummer maizer continuous cropping,the annual grain yield and the tenyear soil organic matter change show that the crops yield,soil organic matter and soil fertility can be improved significantly by using N P K chemical fertilizers together with organic material under lower soil fertility.

通過對(duì)北京褐潮土土壤肥力和肥料效益監(jiān)測(cè)基地10年定位微區(qū)試驗(yàn)的調(diào)查分析表明：在土壤肥力水平較低的情況下施用氮、磷成人播放日韩在线观看、鉀化肥及氮磷鉀化肥與有機(jī)物料配施国产一级婬片A片免费无码百度，具有顯著提高糧食產(chǎn)量的作用，并較大幅度提高土壤有機(jī)質(zhì)含量轻点嗯…啊视频在线无码试看；隨著有機(jī)物料施用量的增加免费直接可以看的黄色网站，效果更為明顯。

By statistical analysis of the 30 years rainfall of Luoyang,Henan Province,the different patterns of annual precipation were stimulated and the water proof sheld was used to study the effects of different compositions of N,P and water on the yield of winter wheat.

本文通過統(tǒng)計(jì)分析洛陽(yáng)地區(qū)近30年的降雨量不卡一区二区在线观看免费，模擬洛陽(yáng)地區(qū)不同的降雨年型高清一区二区三区免费杂交，利用防雨旱棚研究旱地農(nóng)田不同N、P国产精品一区白拍免费看、水配合對(duì)小麥產(chǎn)量影響8x日韩在线。

Careless sex of willow leaf horsewhip is fond of thaw, grow ℃ of 20~30 of comfortable Wen Wei, not cold-resistant, grow under 10 ℃ logier, grow below the environment of complete sunshine for beautiful, if be in,sunshine helps advance somebody's career below insufficient environment can grow undesirable, annual all can blossom, florescence is long, view and admire value tall, with spring, summer, autumn blossom relatively beautiful, poorer in the winter or do not blossom, choose to soil not exacting, drainage is good can, be able to bear or endure drought capability is strong, water requirement is medium.

柳葉馬鞭草性喜暖和氣候，生長(zhǎng)適溫為20~30℃国产熟女对白免费播放，不耐寒亚洲一区二区三区偷拍，10℃以下生長(zhǎng)較遲緩，在全日照的環(huán)境下生長(zhǎng)為佳在线一级手机视频，假如在日照不足的環(huán)境下栽培會(huì)生長(zhǎng)不良亚洲一级,黄色视频，全年皆可開花，花期長(zhǎng)www.ahrwzdm.com，觀賞價(jià)值高亚洲三级视频，以春。夏天堂网在线WWW中文。秋開花較佳谁有A片网址，冬天則較差或不開花，對(duì)土壤選擇不苛一级黄手机免费在线视频，排水良好即可日韩福利片子在线观看视频，耐旱能力強(qiáng)，需水量中等人干人人。

Arctic sea ice follows an annual cycle of melting and refreezing, melting through the warm summer months and refreezing in the winter.

北冰洋的海冰免费A片大片aⅴ免费看，有融化和重新凝結(jié)的一年周期，夏融冬凝久热国产vs视频在线观看。

The rest pay an annual tax for this outside garment of all, become indispensable summer and winter, which would buy a village of Indian wigwams, but now helps to keep them poor as long as they live.

剩下的人們則要為這冬夏不可缺少的蔭蔽支付年租亚洲午夜精品高潮影院，這年租本可讓他買下一個(gè)村子的印第安人棚屋中文字幕人妻丝袜九区乱，但如今卻讓他們窮困一輩子。

The rest pay an annual tax for this outside garment of all, become indispensable summer and winter, which would buy a village of Indian wigwams, but now helps to keep them poor as long as they live.

極大多數(shù)人若要身外有所蔭蔽久久久精品一二三区，得每年付出一筆租金免费黄一区，在夏天冬天，蔭蔽是少不得的18岁禁止黄片，可是這租金1313午夜精品福利片，本已足夠他買下一個(gè)印第安人的尖屋的，現(xiàn)在卻害得他在世上活多久也就貧困多久了97国产男人的天堂在线视频。

The rest pay an annual tax for this outside garment of all, become indispensable summer and winter, which would buy a village of Indian wigwams, but now helps to keep them poor as long as they live.

極大多數(shù)人若要身外有所蔭蔽亚洲一级aⅴ无码毛片中文国产，得每年付出一筆租金，在夏天冬天久操B，蔭蔽是少不得的中国产XXXXA片免费视频软件，可是這祖金，本已足夠他買下一個(gè)印第安人的尖屋的国产JIZZ在线观看，現(xiàn)在卻害得他在世上活多久也就貧困多久了熟妇精品视频。

Mix in tropics semi-tropical, summerly spore piles annual to all can happen, go round and round, jump over summer or live through the winter with summerly spore.

在熱帶和亞熱帶，夏孢子堆全年均可發(fā)生人人操五月肥妇，周而復(fù)始91精品啪中文字幕，以夏孢子越夏或越冬。

Fallow lands of winter wheat in the southern part of loess plateau with an annual precipitation of 632mm were selected as the study object, Field and lab experiments were carried out during two wheat growth periods to investigate the correlations between N2O emissions and its influential factors, quantitative model and energy characteristics.

本研究以年均降水量為632mm的黃土高原南部旱作區(qū)冬小麥—休耕地土壤為對(duì)象亚洲精品视频在线免费，通過兩個(gè)小麥生長(zhǎng)年度不同處理的大田試驗(yàn)和相應(yīng)的室內(nèi)實(shí)驗(yàn)66j8影，對(duì)土壤N_2O排放量及其與影響因子的關(guān)系、定量模型和能量特征進(jìn)行了系統(tǒng)研究亚洲最新无码中文字幕久久。