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Fixed position study on basic cropping system of paddy field in downland region of South Sichuan [China]. II. The effect on yield increase and influence to soil fertility by the different patterns of multiple cropping system in paddy fields

1989

Zheng Qingyi | Wang Yunbing | Liu Zhiming (Sichuan Provincial Academy of Agricultural Sciences, Luzhou (China). Inst. of Rice and Sorghum)

AGROVOC Keywords
abonos verdes absorption de substances nutritives arroz arroz irrigado crop yield culture multiple engrais vert fertilidad del suelo green manures irrigated rice multiple cropping nutrient uptake paddy soils rendement des cultures rendimiento de cultivos rice riz soil fertility trigo wheats
Bibliographic information
Volume 2 Issue 2 ISSN 1001-4829
Pagination
pp. 32-37
Other Subjects
Ble; Sichuan/ organic matter content; Sol de riziere; Suelo de arrozales; Absorcion de substancias nutritivas; Riz irrigue; Sichuan/ contenido de materia organica; Fertilite du sol; Sichuan/ teneur en matiere organique; Cultivo multiple
Language
Chinese
Note
8 tables, 6 ref. Summaries (Ch, En)
Type
Summary
1990-08-15
AGRIS AP
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