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soil tilth
释义
soil tilth
Encyclopedia
农学
土壤耕性
释
soil tilth
土壤耕性
耕作过程中土壤各种性质的综合反应及在耕作后土壤外在形态与作用的表现。也可泛指耕作过程中土壤的一种物理环境。这种环境可以描述为在微观和宏观尺度上的物理特性、水力特性、热特性、化学特性以及生物特性的复杂动态特征,主要影响土壤耕作措施、种子发芽、根系穿透作用以及作物生长等过程。
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opera facial paintings of the Qing court
opera feature film
opera film
Opera film director's technique course
Opera Film theory
opera frescoes at Peking Jingzhong Assosiation
opera frescoes unearthed at Yuan tomb of XilizhuangVillage, Yuncheng City
opera guild
opera house
opera house in Guangdong Guild Hall(Tian Jin)
opera house in Lanzhou Baiyun Taoist Temple
opera house in the City God Temple of New Jiangxian County
opera imaginativeness
Opera Improvement Bureau of the Ministry of Culture
Opera Improvement Committee of the Ministry of Culture
opera manuscripts and block-printed editions
opera masks of the Qing court
operameter
opera monument of Foshan Xujiang North Emperor Temple
opera murals of the Yanshan Temple in Fanzhi County
opera music
operand
operant behavior
operant conditioned reflex
operant conditioning
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