Orfeas Voutsinos

6 Questions 3 Answers 0 Followers

Questions related from Orfeas Voutsinos

Why does a lettuce plant grown under low light intensity conditions have high transpiration and low photosynthetic rate?

Fellow researchers I grew lettuce under white LED lighting. The light intensity was rather low (less than 200μmol/ m2s). The plants grew to have a shade avoidance-like morphology which enabled...

11 November 2018 7,343 3 View

Can supplemental far red light minimize tipburn on lettuce?

Greetings everyone Through experimenting, it seems that adding a small percentage of Far Red ligt decreases tipburn on lettuce. Has anyone else observed that? If yes, do you have any idea why is...

05 May 2018 5,303 0 View

What is the right PPFD and nutrient solution for cultivationg Valeriana?

Greetings I am looking for a nutrient slolutions recipe for growing Hydroponic Valeriana. Does the solution need to be different when growing valeriana for its leaves rather than its roots? What...

03 March 2018 3,221 2 View

Every how many days need to pass until we can harvest and what is the production in kg/year of lettuce, peppers, kale, piny cichory?

In an NFT or Floating system(depending on the crop)How many days need to pass until harvest?After the first harvest how many dayw need to pass to harvest again?How many kgs/year we can...

05 May 2016 3,445 2 View

What amount of water should be evaporated daily from a hot desert such as sahara in order to minimize temperature fluctuations of night and day?

What amount of water should be evaporated daily from a desert location such as Sahara, in order to minimize temperature fluctuations of night and day?In theory, how much water should be evaporated...

01 January 2016 694 2 View

What is the right amount of solar energy a plant needs to grow regarding light flux intensity, uniformity, PAR, IR, UV and how can someone measure it?

Apart from the PAR a plant needs some UV and IR, how much? (regardless of species). How can i measure if the light emmited from a source is right for plant growth(light flux intensity, uniformity,...

11 November 2015 1,600 4 View