کریم زاده, لاله

[ 1 ] - اندازه گیری میزان سرب، کادمیوم و مس در چای سیاه تولیدی در کارخانجات مازندران در بهار و تابستان 1390

Background and purpose: The main source of trace elements in plants is soil and nutrients of their growth medium. On the other hand, growth of tea is affected by some variables such as relative humidity of weather, temperature difference between day and night and and length of the day which are different in each season. This study aimed to investigate the effects of harvest time on tea leaf hea...