花量过多或过少,常常是造成柑桔树低产或大小年结果的重要原因。国内外园艺学家和柑桔栽培者多年来一直希望找到一种能有效调控柑桔花量的途径,迄今已有了诸如环割、制水等方法,但是这些 Too much or too little is often an important reason for the low yield or size of citrus trees. For many years, horticulturalists and citrus growers both at home and abroad have been hoping to find a way to effectively control the amount of citrus. To date, methods such as ring cutting and water making have been developed, but these