Elmarie Van der Watt

3 Questions 2 Answers 0 Followers

Questions related from Elmarie Van der Watt

How do you apply humic acid in soil?

I chose to use a product consisting of 71% humic acid an 14% fulvic acid to enhance organic carbon to 3 rates. By using soil application method where incorporate the amount of product in the top...

09 May 2025 5,521 3 View

How can one preserve saffron stigma after harvest in field before measuring it in laboratory?

My student is harvesting it in filed but will only get to lab after a week. What is the best way to preserve the saffron

08 May 2023 2,894 0 View

I want to germinate weed seeds but tried a few things without any success any suggestions

Have three types of weed sees that we need to germinate for MSc studies but with no luck. Have exposed them to cold, dark and light conditions

07 June 2017 527 17 View