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Golovinomyces orontii is a common plurivorous powdery mildew species with wide host range and worldwide distribution, usually… Expand Summary1.The. pigments of varieties, hybrids and seven species ofAntirrhinum have, been studied by paper chromatography.2.The… Expand The growth of plant cells involves a constant adjustment of synthesis and rearrangement of cell wall polymers. Recently, three… Expand Condensed tannins (proanthocyanidins) are an important factor in the nutritive and dietary quality of many forage crops. We… Expand