使用自制的日灼诱导设备，在无风或微风的晴天对活体果实进行田间日灼诱导，通过改变诱导室内的气温来控制和调节果面温度，从而确定了不同苹果品种果实发生日灼的阈值温度。
A special inducing device for fruit sunburn was made to study the "threshold temperatures"with attached fruit. The results showed that, the device worked perfectly in calm, clear and sunny days.
使用自制的日灼诱导设备，在无风或微风的晴天对活体果实进行田间日灼诱导，通过改变诱导室内的气温来控制和调节果面温度，从而确定了不同苹果品种果实发生日灼的阈值温度。
A special inducing device for fruit sunburn was made to study the "threshold temperatures"with attached fruit. The results showed that, the device worked perfectly in calm, clear and sunny days.
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