Formation of the leaf surface area of spring wheat in various cultivation technologies

Open Access

Table 1.

Design of the experiment and the content of the variants.

Variants	Tillage	Fertilizers				Pestici des	Biopr eparat ions
		Mineral	Organic
		Mineral	Manure	Sugarbeet tops	Green manure
Extensive technology
1.Control	Plowing 20‐22 cmdeep	0	‐	‐	‐	‐	‐
2. 50%provision with min.fertilizers	Plowing 20‐22 cmdeep	N₃₀P₃₀K₃₀	‐	+	‐	+	‐
Intensive technology
3. 100%provision with min.fertilizers	Plowing 20‐22 cmdeep	N₆₀P₆₀K₆₀	‐	+	‐	+	‐
Biotechnology
6. 100%provision with org.fertilizers	Subsurface till. 20‐22 cm deep	‐	+	+	+	+	+
7. 100%provision with org.fertilizers	Subsurface till. 20‐22 cm deep	‐	+	+	+	+	‐
8. 100%provision with org.fertilizers	Plowing 20‐22 cmdeep	‐	+	+	+	+	+
9. 100%provision withorg.fertilizers	Plowing 20‐22 cmdeep	‐	+	+	+	+	‐
Ecologic resource saving technology
13. 50%org./50min. fertilizers	Surface tillage	N₃₀P₃₀K₃₀	‐	+	+	+	+
14.50%org./50min. fertilizers	Subsurfacetill.20‐22 cm deep	N₃₀P₃₀K₃₀	‐	+	+	+	+
15.50%org./50mi	Plowing 20‐22 cm	N₃₀P₃₀K₃₀	‐	+	+	+	+

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