因此，往往随着优等品系的生产，家养动物、谷物、西红柿等被喂养或栽培下来。
They have thus been bred or cultivated, often with a production of superior strains, as with our domesticated animals, our food grains, and our potatoes.
因此，牧草栽培和谷物种植，在这里就成了必要条件。
Here, therefore, it was essential that land should be put under grass and corn cultivated.
在欧亚广泛栽培以收获其谷物，在北美洲种植以获取桔杆的一年生植物（稷稷属）
An annual grass (Panicum milaiceum) cultivated in Eurasia for its grains and in North America for hay.
谷子被发现后，农业的奇迹从此诞生：这就是可栽培的谷物。
Grains were discovered and from them flowed the marvel of agriculture: cultivated crops.
谷子被发现后，农业的奇迹从此诞生：这就是可栽培的谷物。
Grains were discovered and from them flowed the marvel of agriculture: cultivated crops.
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