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单词 preharvest
释义 preˈharvest, a.
[pre- B. 2.]
Occurring before a crop is ready to be gathered.
1934in Webster.1948New Biol. V. 62 Some varieties of apple, Beauty of Bath for example, tend to fall before they are fully ripe or of good eating quality. This is known as preharvest fruit drop.1951[see hormone 2].1971T. T. Kozlowski Growth & Devel. Trees II. viii. 359 In apple, three normal periods of fruit drop occur... These include ‘early drop’..and the preharvest drop.
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