青云翻译

Conventional tillage + straw, conventional tillage + straw not to field, roots + straw, roots + straw not to field, straw + subsoiling, subsoiling + no straw to field

Conventional farming, conventional farming + of + stalks straw without field, deep + straw, deep + of + straw not to field, deep pine straw, subsoiling + straw not to field

The conventional cultivation + straw stalk also field, the conventional cultivation + straw stalk not also field, deeply ploughs + the straw stalk also field, deeply ploughs + the straw stalk not field, the deep pine + straw stalk field, the deep pine + straw stalk does not return the field

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Conventional farming, conventional farming + of + stalks straw without field, deep + straw, deep + of + straw not to field, deep pine straw, subsoiling + straw not to field