A fertilization time experiment is conducted in the spring and autumn respectively,in order to study the effects of fertilization time on the bermudagrass seed production.

通過在春秋季分別施肥,研究施肥時(shí)期對狗牙根種子生產(chǎn)的影響,結(jié)果表明:①不同施肥時(shí)期對狗牙根生殖枝數(shù)影響顯著。

The experiment on different fertilizing period of alfalfa in the bare and saltalkali field was carried out.

在瘠薄、鹽堿較重的地段,進(jìn)行苜蓿不同時(shí)期施肥試驗(yàn),結(jié)果表明,不同時(shí)期施肥,對苜蓿產(chǎn)量、密度及品質(zhì)均有提高的作用,夏施效果較春施好;除硫酸鉀外均可提高苜蓿種植的經(jīng)濟(jì)效益,均可提高土壤有效養(yǎng)分含量。

Effects of long-term fertilization on soil organic nitrogen components in paddy soil derived from red earth;

長期施肥對紅壤性水稻土有機(jī)氮組分的影響

Effect of long-term fertilization on potassium nutrient in chestnut cinnamon soil;

長期施肥對栗褐土鉀素含量的影響

Effects of long-term fertilization on paddy soil organic carbon mineralization;

長期施肥對水稻土土壤有機(jī)碳礦化的影響

The Effects of the Fertilizing Time and Methods to the Growth and Fruition of the Fruit Trees

土壤施肥時(shí)期和方法對果樹生長及結(jié)果的影響

Wheat fertilization mainly in basal, all organic manure, P and K and half of N fertilizers are applied at plowing, the rest N fertilizer dressed in jointing stage along with irrigation.

小麥?zhǔn)┓手饕獮榛?，全部有機(jī)肥、、和一半氮肥翻地時(shí)施入，其余氮肥在拔節(jié)期隨灌水追施。

Effect of Different Nitrogen Fertilizer Amount and Application Period on Wheat Quality

氮肥施用量及施用時(shí)期對小麥品質(zhì)性狀的影響

A Study on the Seeding Times and Fertilizing Rate of Direct Seeding Rice under Zero Tillage Condition;

免耕直播水稻播種時(shí)期和施肥量的研究

The Effect of Nitrogen Application Stage and Amount on Growth and Yield of Rice

氮肥施用時(shí)期及用量對水稻生長和產(chǎn)量的影響

Effect of HPLC Fingerprint of Radix Bupleuri with Different Fertilizers at Different Growth Stages

生長時(shí)期施肥種類對柴胡HPLC指紋圖譜影響分析

Effects of Nitrogen Application Time on Carbon Assimilate and Nitrogen Translocation and Nitrogen Use Efficiency of Summer Maize

施氮時(shí)期對夏玉米碳氮運(yùn)轉(zhuǎn)及氮肥利用的影響

Effect of Applying Tillering Fertilizer at Different Time on Yield and Quality of Rice

分蘗肥不同施用時(shí)期對水稻產(chǎn)量和品質(zhì)的影響

Study on Effects of Different Nitrogen Fertilizer Amount and Application Period on Wheat Quality

氮肥施用量及施用時(shí)期對普通小麥品質(zhì)性狀的影響研究

Effects of Chlorine Applying Time on Disciplinarian of Chlorine Accumulation as Flue-cured Tobacco Plant Growth

氯肥施用時(shí)期對烤煙生長期間氯積累規(guī)律的影響

Orchards should, at the time of flower initiation, receive an added application of nitrogen to stimulate flower determination.

種子園在花孕育時(shí)期應(yīng)增施氮肥以促進(jìn)花的定型。

Effects of N Fertilization at Different Stages on Nitrogenase Activity and Yield of Soybean;

不同時(shí)期施用氮肥對大豆根瘤固氮酶活性及產(chǎn)量的影響

Studies on the Effect of Application Date and Amount of Amino Acid Fluid Fertilizer on Growth and Quality of Flue-cured Tobacco;

氨基酸液肥施用時(shí)期和用量對烤煙生長和品質(zhì)影響的研究

Effects of Different Nitrogen Fertilizer and Their Appling Period on the Yield and Quality of Spring Wheat;

氮肥品種及施用時(shí)期對春小麥產(chǎn)量和品質(zhì)的影響

Different Period of Applied Nitrogen or Potassium Effect on the Yield and Quality of Rapeseed (Brassica Napus L.)

不同時(shí)期追施氮、鉀肥對油菜產(chǎn)量及品質(zhì)的影響研究

Studies on Change Law of Nitrogen with the Situation of Long-Term Fertilization in Typical Soils in China

我國典型土壤長期定位施肥下土壤氮素時(shí)空演變特征研究

Effects of Nitrogen Application Time on Dry Matter Accumulation and Nitrogen Use Efficiency of Summer Maize

不同施氮時(shí)期對夏玉米干物質(zhì)積累及氮肥利用的影響

Effect of Different N Supplying Dates on Yield and Content of Protein in Japonica Rice

氮肥不同追施時(shí)期對粳稻產(chǎn)量和蛋白質(zhì)含量的影響