搜索结果: 1-5 共查到“土壤肥料学 Potassium”相关记录5条 . 查询时间(0.486 秒)
Fine root development and mycorrhization in Norway spruce stands one year after fertilization with potassium sulphate and wood ash
forest fertilization fine root ectomycorrhizal fungi
2016/1/29
We compared the effects of forest fertilization with wood ash and potassium (K) sulphate on growth and mycorrhizal colonization of fine roots and on other soil microorganisms in Norway spruce (Picea a...
Effect of Reduced Application of Phosphate and Potassium Fertilizer on Sugar Beet Production in the Abashiri Area
Sugar beet Yield Phosphoric acid Potassium Low-input Brown andosol
2009/7/8
We examined the effect of reduced application of phosphate and potassium fertilizers on sugar beet production in brown andosol fields in the Abashiri area of Hokkaido in 2001∼2003. We could not...
Effects of potassium, magnesium, and sulphur containing fertilizers on yield and quality of sugar beets (Beta vulgaris L.)
Kalimagnesia magnesium potassium sugar beet yield
2010/1/11
Effects of potassium (K), magnesium (Mg), and sulphur (S) containing fertilizers on root yield, refined sugar yield, and K, Mg, and S concentrations of leaf of sugar beet (Beta vulgaris L.) were studi...
Phosphorus and Potassium Fertilization of Disk-Till and No-Till Cotton
Phosphorus Potassium Fertilization Disk-Till No-Till Cotton
2008/12/9
Conservation-tillage practices have renewed interest in research evaluating fertilization responses of cotton. Research was conducted to evaluate the cotton-yield response to P and K fertilization und...
Potassium Fertilization of Conventional- and No-Till Cotton
Conventional- and No-Till Cotton Potassium Fertilization
2008/5/12
Potassium fertilization meeting the uptake requirements of the fast-fruiting cotton (Gossypium hirsutum L.) cultivars requires information on soils of varying extractable K levels, tillage systems, an...