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南京农业大学农学院《Journal of Integrative Plant Biology》发表张红生教授团队“Potassium transporter OsHAK9 regulates seed germination under salt stress by preventing gibberellin degradation through mediating OsGA2ox7 in rice”（图）
张红生 种子 作物遗传
2024/6/11
盐害是制约全世界作物生长的主要非生物胁迫之一，全球有6%土地和20%灌溉用地受到盐害影响，严重制约了农作物生长发育和产量。水稻作为全球主要粮食作物之一，对盐胁迫敏感。盐胁迫条件下，水稻种子萌发和幼苗形态建成显著受抑制，严重制约了我国水稻直播的推广和盐碱地区耕地利用。因此，挖掘鉴定控制水稻种子萌发的关键基因，阐明其在盐胁迫条件下调控种子活力的分子机制，对培育适合盐碱地生长的种子高活力耐盐水稻品种和保...
Effects of Potassium Fertilisation on Potato Late Blight and Yield ‒ Short Communication
organic farming P. infestans plant defence stimulation potato cultivars
2018/3/5
Potato yields and infestation by P. infestans are related to the supply of potassium. Potassium was applied as soil
fertilisation combined with split foliar applications or only as split foliar treat...
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...
Allometric growth of calcium, phosphorus, magnesium, sodium, and potassium in slow- and fast-growing young chickens
Ca, Mg P, Na K retention
2015/6/23
Allometric coefficients for dry matter, calcium, phosphorus, magnesium, sodium, and potassium in relation
to body weight were 1.091, 1.427, 1.383, 1.284, 0.843, and 1.097 for SG chickens and 1.075, ...
The effect of different dietary potassium and chloride levels on performance and excreta dry matter in broiler chickens
broiler chickens potassium chloride performance excreta moisture carcass indices
2015/6/9
The aim of this 3 × 3 factorial experiment on broilers was to investigate the effect of different dietary levels of potassium and chloride on chicken performance, carcass composition and dry matter co...
Effects of zeolite and vermicompost applications on potassium release from calcareous soils
available K Iran K fertility kinetic models non-exchangeable K
2015/3/10
Zeolite and vermicompost applications to soil may improve K fertility of soils. For this purpose, these materials were added to five representative calcareous soils collected from southern Iran. The t...
Potassium fixation in soil size fractions of arid soils
calcareous soils Iran smectite soil fractionation
2015/3/9
Amounts of potassium (K) fixed in soil fractions of 10 calcareous soils of southern Iran were measured to evaluate the contributions of different soil size fractions to K fixation. Soil particles were...
Flower thinning of apple cultivar Braeburn using ammonium and potassium thiosulfate – Short communication
bearing potential phytotoxicity
2015/3/4
Ammonium and potassium thiosulfate are used commercially or experimentally as flower thinners because they are
considered user, environment and consumer safe. The thinning trials were conducted in 2...
Potassium and calcium enrichment alleviate salinity-induced stress in hydroponically grown endives
calcium foliar spay Cichorium endivia growth
2015/3/3
Salinity either of soil or of irrigation water causes disturbance in plant growth and nutrient balance and reduces crop yields. The effects of NaCl salinity and/or calcium or potassium level on the pl...
Improving germination of Prunus avium L. seeds by gibberellic acid, potassium nitrate and thiourea
dormancy germination gibberellic acid, potassium nitrate Prunus avium L. seed thiourea
2015/1/22
To break dormancy and increase the germination of Prunus avium L. (mazzard cherry) seeds, various methods were tested including the removal of the seed coat after cold moist stratification and treatme...
Effect of nitrogen, phosphorus, potassium fertilizers and manure on growth and productivity of the peach cultivars Springtime and Redhaven
manure fruit set fruit weight
2015/1/21
The response of the peach cvs. Springtime and Redhaven to nitrogen, phosphorus, potassium fertilizers and manure is reported. The research was conducted during a period of 10 years. The following fert...
Pepper plants growth, yield, photosynthetic pigments, and total phenols as affected by foliar application of potassium under different salinity irrigation water
Diluted Sea Water Potassium Mono Phosphate
2013/2/28
Irrigation with high salinity water influences plant growth, production of photosynthetic pigments and total phenols, leading to reduction in crop yield and quality. The objective of this study was to...
Response of Green Bean to Fertilization with Potassium and Magnesium
Potassium Magnesium Phaseolus vulgaris L. Paulista Exportable Quality
2010/12/16
Response of Green Bean to Fertilization with Potassium and Magnesium。
Effect of Interactive Effects of Potassium Fertilizer and Foliar Zinc Application on Yield and Quality of Sweet Potato
Sweet potato Potassium Fertilizer foliar Zinc roots quality and yield
2010/11/15
Field experiments were conducted during the two successive spring seasons of 2008 and
2009 in the International Potato Center (ICP), Agriculture Research Center (ARC), Kafr El-Zayat, El- Gharbia Gove...
Effects of iron and potassium fertility on micro element uptake of maize
Active iron antagonism hydroponic system interaction
2011/1/12
The current research was conducted to determine the effects of different potassium (K) and iron (Fe) rates on the growth and some micro nutrient uptake of maize. For this purpose, five K (1, 2, 4, 6 a...