Choose from a wide selection of beautiful, high-resolution images of giraffes in their natural habitats, in zoos, and in other settings. Download the perfect wallpaper for your desktop or device and enjoy the majestic beauty of these gentle giants....
We've got a great selection of berries images for you to choose from, and you can use them for free. Whether you're looking for raspberries, blueberries, or any other type of berry, we've got you covered. So feel free to browse through our selection and find the perfect berries image...
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One of these leaves is NOT a leaf. Can you spot it? Yep, there's a pink-bellied moth (Oenochroma vinaria) hoping you won’t see it. When at rest, the ones on the moth's forewings line up to resemble the veins of leaves. (Image credit: Auscape/UIG/Getty) Desert hide-n-seek...
under mosaic stress; (2) compare the inversion performance of characteristic bands, vegetation indices, wavelet coefficients, and effective parameters on anthocyanin, and use the optimal anthocyanin inversion model to obtain a map of leaf anthocyanin content and to evaluate the degree of mosaic disease...
Plantain, Long Leaf[Plantago elongata] Plum tree Pokeweed[Phytolacca americana] Poor man's pepper[Lepidium virginicum] Prickly pear cactus[Opuntia] Purslane[Portulaca oleracea] Queen Anne's lace[Daucus carota] Quickweed[Galinsoga parviflora]
- 《Biology of the Cell》 被引量: 61发表: 1992年 Freeze substitution sample preparation for ion microscopy of plant tissue Tomato leaf sections were freeze substituted with either ethanol, n-propanol, 20路0% acrolein: diethyl ether or acetone and then examined with an ion micro... GD Ross,...
Old flags of Serbia democratic republic on metal pole Rapessed (Brassica napus) in poplar forest in sunset Sheep animals with lambs grazing in countryside Orchard with rural farmhouse in distance in dusk Rapeseed agricultural field in summer season Empty plain agricultural flat field Bright ...
The term “subject” encompasses any warm-blooded animal, particularly including a member of the class Mammalia such as, without limitation, humans and nonhuman primates such as chimpanzees and other apes and monkey species; farm animals such as cattle, sheep, pigs, goats and horses; domestic mam...