Sorption and distribution of Zn in a sludge-amended soil: influence of the soil clay mineralogy

Toxicity assessment of plants raised in sludge amended soil

critical period effects in foreign language learning:the influence of maturational state on the acquisition of reading,writing, and grammar in english as a foreign language

since the 1960s the age effects on learning both first and second language have been explored by many linguists and applied linguists (e.g lennerberg, 1967; schachter, 1996; long, 1990) and the existence of critical period for language acquisition was found to be a common ground of all these studies. in spite of some common findings, some issues about the impacts of age on acquiring a second or...

Changes in the sorption-desorption of fungicides over time in an amended sandy clay loam soil under laboratory conditions

25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41

morphology, geochemistry, mineralogy, and micromorphology of soils of hormozgan province in relation to parent materials

ویژگی های زمین شیمیایی، کانی شناسی، و میکرومورفولوژیکی خاک ها و سنگ مادر مربوطه در منطقه بین بخش های جنوبی زاگرس و خلیج فارس تا دریای عمان(استان هرمزگان، ایران) مورد بررسی قرار گرفت. هدف های این مطالعه شناسایی تغییرات در خصوصیات فیزیکی، شیمیایی، و ترکیب کانی شناسی خاک، مطالعه میکرومورفولوژی و تکامل خاک، و بررسی توزیع عنصر خاک بر اساس هوازدگی، پروسه های خاک و زمین شناسی جهت توصیف اثرات مواد مادر...

Influence of application of sewage sludge and manure compost on crop ZN concentration and soil Zn availability index in a loamy sand soil in Ontario

Influence of application of sewage sludge and manure compost on crop ZN concentration and soil Zn availability index in a loamy sand soil in Ontario Guang Wen1, R. P. Voroney2 J. J. Schoenau1 and T. E. Bates22 ‘Dept. of Soil Science, Univ. of Saskatchewan, SASK., Canada S7N 5A8. ‘Dept. of Land Resource Science, Univ. of Guelph, Ont., Canada NIG 2WI. _-__-____-----______~~~~~~~~~~~~~~~~~--------...