Scientist vidéos de stock libres de droits

3 vidéos de stock de scientist libres de droits

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4k00:06A young woman in a white robe and gloves sprinkles plants with a special solution for prevention and control of agricultural pests, viral and bacterial diseases of tomatoes.
A young woman in a white robe and gloves sprinkles plants with a special solution for prevention and control of agricultural pests, viral and bacterial diseases of tomatoes.
hd00:14UNITED STATES 1940s: Woman and man look at sample and talk/ Men talk around office table
UNITED STATES 1940s: Woman and man look at sample and talk/ Men talk around office table
hd00:10UNITED STATES 1960s:People Busy Working at Ground Control as Spaceship Travels in Space.
UNITED STATES 1960s:People Busy Working at Ground Control as Spaceship Travels in Space.
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