the sun shining through a majestic green oak tree on a meadow, with clear blue sky in the background, panorama format - 葉表皮 個影片檔及 b 捲影像00:05
process of deodeok (codonopsis lanceolata) stem growing / gyeonggi-do, south korea - 葉表皮 個影片檔及 b 捲影像00:17
photosynthesis (3rd edition) - part 6 of 35. a fascinating look at a process that is one of the key energy producers for all life - and the current research being done to expand its potential use. the film examines chemical changes and structures involved - 葉表皮 個影片檔及 b 捲影像00:29
photosynthesis (3rd edition) - part 5 of 35. a fascinating look at a process that is one of the key energy producers for all life - and the current research being done to expand its potential use. the film examines chemical changes and structures involved - 葉表皮 個影片檔及 b 捲影像00:34
flowering plants and their parts - part 18 of 26. reviews the typical structure of the "higher" green plants and illustrates, through demonstrations, the functions and interdependence of their parts - 葉表皮 個影片檔及 b 捲影像00:33
flowering plants and their parts - part 19 of 26. reviews the typical structure of the "higher" green plants and illustrates, through demonstrations, the functions and interdependence of their parts - 葉表皮 個影片檔及 b 捲影像00:30
green plantation in indoor research greenhouse. warehouse of indoor cannabis commercially grown and harvested for medical activity. hemp or cannabis plant leaves farm. organic production in laboratory in technological medical healthcare. - 葉表皮 個影片檔及 b 捲影像00:14
organic cannabis plantation with led electrical light source. preparation of annabis plants in greenhouses for medical research. - 葉表皮 個影片檔及 b 捲影像00:17
experiment of cannabis, hemp sapling preparation in laboratory room ready for alternative medical treatment. closeup young cannabis or marijuana leaves plant in pot - 葉表皮 個影片檔及 b 捲影像00:14
pots of cannabis seeding planting in laboratory scale. hemp saplings in soil pots. cultivation of marijuana flowering cannabis plant as a legal medicinal drug. - 葉表皮 個影片檔及 b 捲影像00:15
cannabis plants at flowering stage in a greenhouse with led electrical light in indoor greenhouse. operation cannabis system farm for commercial marijuana derived medicine and alternative drug. - 葉表皮 個影片檔及 b 捲影像00:15
close up of growing cannabis plant in research room with led electric light. farm with attractively beautiful cannabis garden in local area planting tree. growing hemp plant with indoor in factory - 葉表皮 個影片檔及 b 捲影像00:17
young cannabis seedling in pots for growing with led light source. growing hemp, cannabis in laboratory room ready toto be used in medical alternative therapy - 葉表皮 個影片檔及 b 捲影像00:11
preparation of cannabis using for extraction into various medical products. research and development for hemp and cannabis plantation in lab scale. watering marijuana plant and providing led light source. - 葉表皮 個影片檔及 b 捲影像00:05
marijuana or cannabis plantation in laboratory for drug/medicine development. large room with various sizes of cannabis plant. herbal alternative medicine concept. - 葉表皮 個影片檔及 b 捲影像00:20
hand of scientist or researcher is cutting bud of hemp, cannabis with pruning shears planting in greenhouse of herb treatment research unit . farm worker with beautiful cannabis plants growing in the factory. - 葉表皮 個影片檔及 b 捲影像00:06
plantation of cannabis or marijuana or hemp in laboratory for new medical development, herbal alternative medicine, cbd oil, pharmaceutical industry. - 葉表皮 個影片檔及 b 捲影像00:06
white research assistant is using digital tablet to calculate days for cannabis plantation and harvesting in indoor greenhouse. scientist check cannabis or marijuana or hemp leaf in a laboratory. weed, herbal alternative medicine, close-up on tag name - 葉表皮 個影片檔及 b 捲影像00:10
a scientist studies marijuana with tablet in the hand. medical marijuana plant leaves research unit establishing for herb medical treatment, drug development. - 葉表皮 個影片檔及 b 捲影像00:10
save to bud of marijuana, hemp, or cannabis planting in a laboratory. greenhouse with cultivated cannabis plants in flowering stage. - 葉表皮 個影片檔及 b 捲影像00:08
white senior researchers use their hands to hold or examine cannabis plants or buds for medical research—the plantation of hemp and cannabis in indoor greenhouses with led as a light source. - 葉表皮 個影片檔及 b 捲影像00:13
caucasian scientist worker is inspecting and checking cannabis leaf for improving and controlling quality with digital tablet. marijuana researcher, a male scientist in a hemp field checking plants and flower. - 葉表皮 個影片檔及 b 捲影像00:12
man researcher is inspecting and analyzing cannabis plants that are being grown in a greenhouse with led as source of light. researchers hold ipad/ tablet in hand checking cannabis leaf for improve and control quality in alternative medicine. - 葉表皮 個影片檔及 b 捲影像00:15
in the indoor greenhouse, researchers verify, test, and analyze cannabis briquettes to raise the standard of alternative medical therapies. alternative medicine theory - 葉表皮 個影片檔及 b 捲影像00:06
concept of a researcher examining plants and blossoms in a hemp field. academic research activity of working man in greenhouse is checking cannabis plant. environmentalist is planting hemp under led lamp. - 葉表皮 個影片檔及 b 捲影像00:14
scientists or academics analyze cannabis leaves and record their findings on a computer tablet. a scientist in a cheerful state of mind is using a digital tablet to inspect plantation. asian worker recording information on cannabis cultivation on an ipad - 葉表皮 個影片檔及 b 捲影像00:18
cannabis leaf analysis by scientists or academics to record information in digital tablet. portrait of a happy senior scientist looking at the camera. asian man worker recording cannabis cultivation data on ipad. - 葉表皮 個影片檔及 b 捲影像00:12
senior researcher is inspecting the plants in a hemp field—the indoor activity of man scientists analyzing the finding in computer laptops and cbd components of marijuana. - 葉表皮 個影片檔及 b 捲影像00:12
cannabis leaf examination by senior scientists or researchers to record the findings and information about the growth of hemp. medicinal plants worldwide campaign for medicinal and legal cannabis - 葉表皮 個影片檔及 b 捲影像00:11
front view of asian man worker inspecting the growth of cannabis and hemp plants in the greenhouse. to increase the quality of alternative medicine treatments, researchers verify, test, and analyze cannabis briquettes in an enclosed greenhouse. - 葉表皮 個影片檔及 b 捲影像00:10
asian male scientists examine and analyze cannabis plants in a greenhouse before recording their findings on computers: the pharmaceutical business, alternative herbal medicine - 葉表皮 個影片檔及 b 捲影像00:12
a professional research assistant is working in a hemp field. the plants are being examined and checked. introduction of using cannabis theory for cancer illness and complementary therapies. - 葉表皮 個影片檔及 b 捲影像00:10
laboratory for the growth of cannabis, hemp, or marijuana plants. in a technological medical, healthcare, and research sense, an organic product is in a lab. plant isolation and laboratory-scale plant cutting - 葉表皮 個影片檔及 b 捲影像00:17
marijuana, hemp, or cannabis plant propagation farm lab. organic product in laboratories in technology, medicine, healthcare, and research concept. isolation, cutting of plant in the lab scale. - 葉表皮 個影片檔及 b 捲影像00:06
cannabis plant leaf growth in agriculture technology with crop backdrop for use in a medical laboratory culture to create herb drugs from hemp weed. led plantation, innovative agriculture. - 葉表皮 個影片檔及 b 捲影像00:17
the hemp, cannabis, or marijuana plant exits the farm lab. technology medical, healthcare, and research idea organic product in the laboratory. - 葉表皮 個影片檔及 b 捲影像00:17
agricultural activity of hemp or cannabis plantation in laboratory. marijuana is growing in organic farm with scientific technolgy. medical technique concept. - 葉表皮 個影片檔及 b 捲影像00:18
marijuana, hemp, or cannabis plant in the lab. organic plantation in the laboratory with led light. healthcare, research activity concept. - 葉表皮 個影片檔及 b 捲影像00:19
cannabis plants at flowering stage in a greenhouse with led electrical light indoor. plants are grown indoors with artificial lights and irrigation. - 葉表皮 個影片檔及 b 捲影像00:10
premium indoor cannabis bud is being grown under led lights. the leaves and flowers of the hemp in the greenhouse. - 葉表皮 個影片檔及 b 捲影像00:17
cannabis plant storage facility. marijuana at the blossoming stage, in a greenhouse. a legal marijuana farm. large indoor plantation with electrical light. - 葉表皮 個影片檔及 b 捲影像00:19