在美国，因小麦和黑麦锈病（Pacciniarecondita）的危害，每年损失粮食价值数百万美元。美国农业部和位于明尼苏达州的美国农业研究局谷物锈病实验室的科学家在研究锈病防治中发现，小麦和黑麦植株叶片上的细毛，能阻止和妨碍锈菌抱子的萌发，为提高品种的抗性有种提出了新思路 In the United States millions of dollars are lost in food each year due to the damage caused by the rust of wheat and rye (Paccinia recondita). Scientists from the U.S. Department of Agriculture and the Bureau of Grain Rust in the American Bureau of Agricultural Research in Minnesota, who studied rust prevention, found that fine hair on the leaves of wheat and rye plants prevented and hindered the germination of rusty spores, Kinds of resistance put forward new ideas