《农桑辑要·播种·黍穄稗附》
耕三遍是最好的，如果是春夏季翻耕的，下过种之后，能再磨劳一次才好。
再转乃佳，若春、夏耕者，下种后再劳为良。
It is best to plow three times. If it is plowed in spring and summer, it is better to grind and work again after planting.
<s>[INST] Highlight and translate the key terms in the Classical Chinese text: 再转乃佳，若春、夏耕者，下种后再劳为良。, and explain their significance in the context of the passage. [/INST]

Key terms and their translations:

再转 (zài zhuǎn): again plow
若 (ruò): if 
春 (chūn): spring
夏 (xià): summer
下种 (xià zhǒng): plant seeds
劳 (láo): labor

Final English translation: It is best to plow three times. If it is plowed in spring and summer, it is better to grind and work again after planting.

Significance:

The key terms highlight the importance of plowing the land thoroughly for better crop yields. Plowing three times ensures that the soil is well-aerated and loose, which allows for proper root development and nutrient absorption. Plowing in spring and summer helps remove weeds and pests, creating a more favorable environment for seed germination and growth.</s>
Highlight and translate the key terms in the Classical Chinese text: 再转乃佳，若春、夏耕者，下种后再劳为良。, and explain their significance in the context of the passage.
user
Key terms and their translations:

再转 (zài zhuǎn): again plow
若 (ruò): if 
春 (chūn): spring
夏 (xià): summer
下种 (xià zhǒng): plant seeds
劳 (láo): labor

Final English translation: It is best to plow three times. If it is plowed in spring and summer, it is better to grind and work again after planting.

Significance:

The key terms highlight the importance of plowing the land thoroughly for better crop yields. Plowing three times ensures that the soil is well-aerated and loose, which allows for proper root development and nutrient absorption. Plowing in spring and summer helps remove weeds and pests, creating a more favorable environment for seed germination and growth.
assistant