Results 51 to 60 of about 273 (66)

Ethnobotanical study on medicinal plants used by Mulam people in Guangxi, China. [PDF]

open access: yesJ Ethnobiol Ethnomed, 2020
Hu R, Lin C, Xu W, Liu Y, Long C.
europepmc   +1 more source

稻田—田埂过渡区土壤水分运动与保持特征

open access: yesShuitu Baochi Xuebao, 2017
为揭示田埂对稻田水分渗漏的影响,以江汉平原典型稻田—田埂过渡区为研究对象,采用室内土壤理化性质分析、水力学参数测定和田间染色示踪等方法量化了过渡区各位点(田内、田埂和灌溉沟)土壤剖面导水与持水性能差异,并揭示了该区域的水流特征。结果表明:(1)不同位点的土壤饱和导水率(Ks)均随土层深度的增加而减小,上层(-20—35 cm)高于中、下层(35—65 cm),剖面导水性能表现为田埂>灌溉沟>田内,田埂平均Ks分别是沟内和田内的1.6倍和16.0倍;(2)同一吸力值下不同位点土壤含水量差异较大 ...
李胜龙   +5 more
doaj  

稀土复合微肥的研制及其在水稻种植中的应用

open access: yes四川大学学报. 自然科学版, 1996
经农业试验,获得了稀土、硼、锌3元素及添加剂4因素的最佳组合,制备了水稻用稀土复合微肥.通过实际进行的扩大试验结果表明,水稻喷施农用硝酸稀土或复合稀土后,各项指标均明显优于对照 ...
闵蔚宗   +4 more
doaj  

From home garden to market: ethnobotanical insights from Jīn Sān Jiǎo Agricultural Market, Baise City, Guangxi, China. [PDF]

open access: yesJ Ethnobiol Ethnomed
Zhang Y   +7 more
europepmc   +1 more source

[Assessment of Dietary Arsenic Exposure Levels and the Associated Health Risks in Chongqing City, China]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Dai X   +11 more
europepmc   +1 more source

[Advances in the development of analysis techniques for organophosphate diesters in water]. [PDF]

open access: yesSe Pu
Chen J   +8 more
europepmc   +1 more source

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