Jacob Yu

11 Questions 10 Answers 0 Followers

Questions related from Jacob Yu

What are India's primary goals for the next 20-50 years?

Also, is this the right time scale I should be thinking about regarding a country's goals?

05 May 2015 9,171 0 View

How do I interpret the tetrapartite genome organization of this physical genome map of a chloroplast?

I am trying to learn about Plastid genetic engineering and saw this picture on PAGE 3-4 of the attached paper which I don't understand at all. I understand that it shows the names and color codes...

04 April 2015 5,912 4 View

Does a plant that acquires iron (Fe) more efficiently at low Fe availability ALSO acquire high levels of Fe at normal Fe availability?

I am trying to select for high levels of Fe and Ca in a lettuce breeding program. However, I don't have the time and money to take ICP plant tissue analysis for each lettuce plant. The issue then...

03 March 2015 2,441 13 View

Are there in situ, non-destructive ways to screen for nutrient levels in plant breeding, such as iron or calcium?

Is there a way to screen for iron levels (or other nutrients) APART FROM from taking plant tissue samples from each plant? I don't have the money to do that, but I am wondering if there are other...

03 March 2015 6,123 5 View

What are some approaches to measure and manage a nation's water supply?

Water scarcity is frequently cited as an issue in the coming decades which will be exacerbated by climate change. Some have said that "what gets measured gets managed." Please provide examples of...

01 January 2015 4,020 18 View

Can push pull agricultural pest managment replace pesticides?

The Wikipedia article on this strategy "has multiple issues", and the "How push pull works" section "does not cite any references or sources." A basic description is as follows: "It is based on...

12 December 2014 1,092 5 View

How can scientific understanding of beneficial soil microorganisms be utilized to increase agricultural production?

I have read that researchers have noticed significant differences in soil microorganism community structure / ratios of fungus:bacteria in samples of grassland compared to agricultural...

12 December 2014 8,740 11 View

Could anyone offer some advice to an undergraduate student studying Virology?

I am going through my first course in Virology and already I am aware of the enormous amount of subfields within virology. But I know that I must establish some sort of "base" knowledge before I...

12 December 2014 6,690 3 View

How does one determine the ecological function of each microbe within a soil sample containing a diverse microbial community?

Today, soil microbiologists are able to to quantify the diversity of soil microorganisms and use molecular methods such as oligonucleotide fingerprint groupings (OFRG), rRNA intergenic spacer...

11 November 2014 3,257 3 View

In hydroponics: What is the best way to monitor varying nutrient levels in plants in "real time"?

I have read in Howard Resh's Hydroponic Food Production that ideally the researcher would "take tissue analyses of the plant once a week, and in conjunction with these tests, nutrient solution...

11 November 2014 8,116 8 View

How can I determine which NPK ratios optimize for certain vegetables?

For a hydroponics research lab. I would ideally have a chart that provided me info on if cucumbers needed more nitrogen than tomatoes, etc. for every relevant vegetable. Hydroponics have proven...

11 November 2014 6,566 5 View