Nitrogen nutritional diagnosis and recommendation as topdressing fertilizer N for spring wheat

春小麥氮營(yíng)養(yǎng)診斷及追肥推薦體系的研究

Field experiments were conducted to study effects of nitrogen application rate and ratio of base and topdressing on nitrogen utilization, grain yield, and grain protein content in winter wheat using 15N tracer technique.

在大田栽培條件下国产微拍精品一区91，運(yùn)用15N示蹤技術(shù)研究了不同施氮量和底追肥比例對(duì)小麥氮素利用和子粒產(chǎn)量及蛋白質(zhì)含量的影響国产在线xx。

Increased topdressing of nitrogen fertilizer, especially at the booting stage, had significant effect on the development and structures of amyloplasts and protein bodies.

通過盆栽試驗(yàn)研究了相同施氮量下不同施氮時(shí)期對(duì)揚(yáng)稻6號(hào)穎果發(fā)育及稻米品質(zhì)的影響。

The best application method is that 60% of silicon is used as based fertilizers, 40% of silicon as topdressing used in the eighth leaf.

現(xiàn)在硅肥已被國(guó)際土壤界列為繼氮国产交换配乱婬视频偷大叼、磷中文字幕最新视频、鉀之后的第四大元素肥料，為全球農(nóng)業(yè)及化肥業(yè)所重視[2]。

This research was conducted to determine the effects of nitrogen fertilizer rate and ratio of base and topdressing fertilizer on wheatTriticum aestivum L.

應(yīng)用15N標(biāo)記技術(shù)研究高產(chǎn)麥田中施氮量和底施與追施氮肥比例對(duì)冬小麥籽粒產(chǎn)量日韩性交免费A级黄片、氮肥利用及土壤殘留和損失的影響在线视频精品99。

Base fertilization and several times of topdressing fertilizations were conducted during the experiment.In consider of yield,quality and plant height,the ...

結(jié)果表明，在考慮株高色夜在线、產(chǎn)量和品質(zhì)綜合因素的影響下狠起插，辣椒在生產(chǎn)中施沼肥比施化肥效果好，這為沼肥的推廣應(yīng)用提供了理論依據(jù)www.韩日欧黄色片网站.com。

In many years, however, fertilization principle of heavy basal application and early topdressing used in fertilizer practice have been practised.

但是有許多年国产亚洲AⅤ人片在线观看，重施基肥和早施追肥的施肥理論付諸實(shí)踐，雜交稻產(chǎn)量在7.0~7.5噸/公頃上下浮動(dòng)国产av专区。

After the third leaf stage topdressing denitrification N loss was lower in the earlier stage than later due to soil drought.

三葉期施肥后土壤干旱偷拍偷窥一区二区综合，反硝化損失氮量相對(duì)較低，隨后由于土壤水分狀況的改善而增強(qiáng)国产福利不卡。

In the field experiment, two cultivars, the strong and weak gluten winter wheat varieties, were cultivated, and the effects of topdressing stage on wheat quality characters were analyzed.

在大田條件下研究了追氮時(shí)期對(duì)不同筋型冬小麥品種品質(zhì)性狀的影響人人人人人人人人人人艹。

Specialty wheat ; Nitrogen topdressing time ; Yield ; Accumulation of dry matter ; Nitrogen; Nitrogen transfer ; Protein

專用小麥；施氮時(shí)期射视频色草；產(chǎn)量国产大全色婷婷五月月天；干物質(zhì)積累；氮同化欧美成了人片A片免费；氮轉(zhuǎn)運(yùn)女人腿张开让男人桶爽动态图片；蛋白質(zhì)含量