検索結果 - fertilizer

Production risk and optimal fertilizer rates : an application of the random coefficent model / 著者: Smith, J.

主題: “…Fertilizers.…”

Women's status and fertility in developing countries : son preference and economic security / 著者: Cain, Mead

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The family, fertility and contraception in Asia and the Pacific: a review of seven cross-comparative micro-demographic country studies (Study on family structure and acceptance and continuation of family planning practice).

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The role of fertilizer subsidies in agricultural production : a review of selected issues / 著者: Quibria, M. G.

主題: “…Fertilizers Economic aspects Developing countries.…”

Fertility and family planning in the Third World : a case study of Papua New Guinea / 著者: Agyei, William K. A.

主題: “…Fertility, Human Papua New Guinea. 6868…”

The use of organic and chemical fertilizers in Japan / 著者: Koshino, Masayoshi

主題: “…Organic fertilizers Japan…”

Use of chemical fertilizers for taro in the lowlands : an on-farm investigation /

主題: “…Fertilizers Application Papua New Guinea.…”

Combined use of organic and chemical fertilizers.

主題: “…Fertilizers.…”

Combined use of chemical and organic fertilizers : proceedings of the seminar "Proper use of chemical fertilizers combined with organic fertilizers in crop production" Malaysia, 1992 /

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The biological management of tropical soil fertility /

主題: “…Soil fertility.…”

Soil and fertilizer phosphorus in crop nutrition /

主題: “…Phosphatic fertilizers.…”

Appropriate use of fertilizers in Asia and the Pacific : proceedings of a seminar, Taipei, Taiwan, ROC, November 6-14, 1995 /

主題: “…Fertilizers.…”

Plant nutrition and soil fertility manual 著者: Jones, J. Benton

Child survival, fertility and population policy : implications of an analysis of provincial-level 1971 census data / 著者: McDevitt, Thomas

主題: “…Fertility, Human Papua New Guinea Statistics. 6875…”

Soilborne crop diseases in Asia /

Plant growth regulators in agriculture /

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Some research needs of fertilizer management of rice in Southeast Asia / 著者: Chang, S. C.

主題: “…Rice Fertilizers.…”

Demand for fertilizer in Ethiopian peasant agriculture, 1971/72 to 1984/85 / 著者: Belete, Abenet

主題: “…Fertilizers Applications.…”

Determining the maintenance fertilizer requirements of Siratro/green panic pastures at Narayen 著者: Johansen, C.

主題: “…Pastures Fertilizers…”

Fertiliser-the key to profitable and sustainable pastures a progress report on a major pasture fertiliser research program for the Northern slopes, Northern plains, Central West sl... 著者: Freebairn, R. D.

主題: “…Pastures Fertilizers.…”