Studying and designing indicates: This machines are of simple structure, light, adjust user-friendliness, can meet the agricultural demand of the wheat seeding and avoid ploughing.
研究设计表明：该机具结构简单，重量轻，调整使用方便，能够满足小麦免耕播种的农艺要求。
Study the effects of branch drawing on the tree growth, light environment, fruit quality and yield of jujube in direct seeding close planting jujube field.
拉枝对直播密植枣园树体生长、光环境以及枣果产量和品质的影响。
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