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The results indicated that when initial NO3--N was not leached, soil initial NO3--N and mineral N extracted by CaCl2 before aerobic incubation were closely related with raygrass nitrogen uptake, the correlation coefficients were 0.856 and 0.862, respectively, both reached at 1% significant level. When initial NO3--N was leached, it was no good relationship between mineralizable N extracted by aerobic incubation, soil initial mineral N and mineralizable N extracted by aerobic incubation, N0 and soil initial mineral N and N0 with raygrass nitrogrn uptake, the correlation coefficients were 0.410, 0.553, 0.492 and 0.419, respectively, indicating that the poor effects of mineralizable N on reflecting soil N capacity were influenced and disturbed by initial nitrate.

以包括土壤起始NO3--N盆栽试验植物吸氮量为参比,通气培养前CaCl2所淋洗起始NO3--N和起始矿质氮与5期黑麦草地上部氮素累积量密切相关,相关系数分别为0.856和0.862,达1%显著水平;与此相反,通气培养30周所矿化氮素、土壤起始矿质氮+通气培养30周矿化氮素、氮素矿化势(N0)及N0+起始矿质氮与5期黑麦草地上部氮素累积量间无显著相关关系,相关系数分别仅为0.410、0.553、0.492和0.419。

Any plant of the genus Monstera; often grown as houseplants.

蓬莱蕉属的任何植物;常作为室内盆栽植物。

No significant difference of mycorrhizal root percent was observed between...

温室盆栽条件下,菌根化程度高的番茄苗具有较好的延缓青枯病发生的能力,但后期病情仍会加重。

Eighty percent of the potassium taken up by cotton was from nonexchangeable potassium of the soil.Both the pot and the field experiment showed a same result that the content of soil nonexchangeable potassium will no longer decrease when it reached a certain level,while nonextractable potassium with 1 mol/L HNO3 will continue to decline.

棉花吸收的钾素中有80%来自于土壤非交换性钾,盆栽生物耗竭与连续种植10年棉花的田间土壤,具有相同的结果,土壤交换性钾在下降到一定程度后不再下降,而1mol/LHNO3不能提取的钾一直在下降。

The nitrogen and phosphorus migration characteristic and influence factor in Karst area were studied through sample analyze to representative karst nonirrigated farmland and the experiment of pot, in Karst area.

在喀斯特地区,通过对有代表性的喀斯特旱地进行采样分析和盆栽试验,对喀斯特旱地土壤中氮磷的迁移特征及影响因素进行了研究,主要研究结果如下: 1。

Photosynthesis and anti-oxidase activity of Paeonia suffruficosa leaves during bud growing stage were studied under drought stress.

以现蕾期的盆栽牡丹叶片为试材,研究了中度干旱胁迫下牡丹叶片光合作用和抗氧化酶活性的变化。

The results showed that the complex function of the elements in the soil influenced the growth of pakchoi .

采用小白菜盆栽试验,研究了植物对土壤中重金属Cd、Pb、Cu的吸收效应。

Zea mays seed was soak with alkaloid extracts from Peganum multisectum and the effects on germination, seedling growth and some physiological under conditions of indoor culture and soil culture in flowerpots were investigated.

通过室内培养和盆栽试验研究多裂骆驼蓬生物碱提取液浸种对玉米种子萌发和幼苗生长及一些生理特性的影响。

A greenhouse study was conducted to learn the effect of introduced or indigenous mycorrhizae species on the growth and phosphorus uptake of Pennisetum flaccidum ,which was a sand fixation plant on the grassland of the Tibetan plateau.

采用盆栽方法,就外源菌种、土著菌种对固沙植物白草( Pennisetum.flaccidum )生长和吸磷效率的影响进行了研究。

The inhibitory activity of Echcin to 14 strains of phytopathogenic bacteria was tested using paper plate method.

采用纸碟法测定了Echcin 对5 个属植物病原细菌共14 个菌株的抑制作用,琼脂稀释法测定了Echcin 对12 种植物病原真菌的抑制作用,在此基础上开展了Echcin 对番茄早疫病和稻白叶枯病的温室盆栽试验,同时开展了Echcin 对小麦纹枯病的田间小区试验。

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