תוצאות חיפוש - "Fertility"

Recycling organic matter in Asia for fertilizer use report of a study meeting on organic fertilizer (recycling of organic matter) 11th - 21st October, 1982

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Application of nitrogen-fixing systems in soil improvement and management מאת Hamdi, Y.A

נושאים: “...Organic fertilizers...”

Crop logging of sugar cane : nitrogen and potassium requirements and interactions using two varieties / מאת Clements, Harry F.

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Manual on fertilizer statistics.

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Effecient use of nitrogen in crop production / מאת Liu, Ta-chiang

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Soil constraints on sustainable plant production in the tropics : [proceedings...]

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Bibliography of soil fertility and plant nutrition in Papua New Guinea / מאת Bourke, R. Michael

נושאים: “...Soil fertility Papua New Guinea Bibliography....”

beginning of life, the.

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Soil nutrient bioavailability a mechanistic approach מאת Barber, Stanley A.

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

נושאים: “...Fertility, Human Papua New Guinea. 6868...”

Bibliography of soil fertility and soil management in Pacific Island countries / מאת Lincoln, Alexander

נושאים: “...Soil fertility Pacific area Bibliography....”

Population policy and individual choice : a theoretical investigation / מאת Nerlove, Marc, 1933-

נושאים: “...Fertility, Human Mathematical models....”

Farming, fertilizers and the nitrate problem / מאת Addiscott, T. M.

נושאים: “...Fertilizers....”

The recycling of crop residues in Taiwan / מאת Lin, Char-Fen

נושאים: “...Fertilizers Taiwan...”

Certain nitrogenous fertilizers (anti-dumping) /

נושאים: “...Fertilizer industry Australia....”

Chemical plant growth regulators in tropical plantation crops / מאת Seth, A. K.

נושאים: “...Tropial crops Fertilizers....”

Let it rot! the gardener`s guide to composting מאת Campbell, Stu

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Fertilizers, crop quality and economy proceedings of a Study Week on the Use of Fertilizers and their Effect on Crop Growth, with Emphasis on Quality and Economy, April 10th-16th,...

נושאים: “...Fertilizers...”

Rice fertilization A six-year isotope study on nitrogen and phosphorus fertilizer utilization

נושאים: “...Rice Fertilizers and manures...”

Soil, humus and health an organic guide מאת Shewell-Cooper, W. E. (Wilfred Edward), 1900-

נושאים: “...Organic fertilizers...”