cultivated crop

Wheat is the most widely distributed and cultivated crop in the world, and also has the highest output and trade volume. Its nutritional value is high. Food security of human depends on the wheat production to a great extent.

小麦是世界上分布范围和栽培面积最广，总产量最多，总贸易额最大，营养价值较高的粮食作物，人类的粮食保障在很大程度上依赖于小麦生产。

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Wild relatives of cultivated crop are important germplasm for improving yield, quality, resistance to biotic and abiotic stresses of modern cultivars.

野生亲缘物种是作物遗传改良的重要种质资源，对提高作物产量、改善品质、提高对生物和非生物逆境的抗性具有重要作用。

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As the fourth widest cultivated cereal crop after wheat, rice and corn in the world, barley has played significance role in modern agriculture with high nutrition value.

大麦为世界上仅次于小麦、水稻和玉米的第四大禾谷类作物，因其具有很高的营养价值而在世界范围内广泛种植，在农业生产中具有重要意义。

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High homogeneity of cultivated crop varieties can lower transaction and communication costs among fanners on the use of irrigation water. ( 3) A water user group with high social capital tends not to form a sub-group.

而村民组种植农作物的高同质性，将减少农户间协调水分配的交易成本。（3）具有高社会资本的村民组倾向不形成农户联合小组。

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Cucumber is globally widely cultivated vegetable crop. In China, it is mainly cultivated in the plastic tunnel, providing a year-round vegetable supply.

黄瓜是全球普遍栽培的主要蔬菜作物，其栽培面积在我国保护地蔬菜中居首位，对保证我国蔬菜周年均衡供应方面具有十分重要的作用。

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These large-scale estates not only planted corns, but also cultivated cash crop and bred herds. Therefore, this profitable economy began to be an object of pursuit for the upper class.

这种大规模的土地经营不仅表现在谷物种植方面，也包括经济作物的种植和大范围的牲畜饲养，而有利可图的经营方式开始成为上层社会逐利的目标。

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Application of Super Water Absorbent Resin to Cultivated Crop in Droughty Conditions

保水剂在作物抗旱栽培中的应用

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