覆盖处理后土壤温度年变化较对照平稳，其各土层的温度日较差较小。
The annual variation of soil temperature under mulching changed more smoothly than that of the control (CK), so the differences among the soil layers were small.
鸭梨果实生长速度和品质形成与热量条件、水分条件、温度日较差等气象条件关系密切。
The fruit growth rate and quality fo ya pear have close relations with weather conditions such as temperature, water and temperature difference between day and night etc.
鸭梨果实生长速度和品质形成与热量条件、水分条件、温度日较差等气象条件关系密切。
The fruit growth rate and quality fo ya pear have close relations with weather conditions such as temperature, water and temperature difference between day and night etc.
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