1. ENVIRONMENTALLY SOUND
PLANT NUTRITION
Dr. Péter Csathó

2. ENVIRONMENTALLY SOUND PLANT NUTRITION
 1. History of agriculture and soil fertility
2. Basic principles and methods of soil tests (30 slides)
3. Principles and methods of plant analysis 4. Types of Plant Nutrition Experiments 5. Principles and method of nutrient balance
6. Plant nutrition and environmental aspects of soil pH and lime status
7. Assessing of organic farming from the aspect of sustainable plant nutrition
8. The environmental aspects of plant nutrition 9. Heavy metal load of agricultural production related to plants nutrition
10. The basics of environmentally sound plant nutrition advisory system : Evaluation of the database of Hungarian long-term field NPK fertilization experiments 11. The structure of environmentally sound plant nutrition advisory system 12. Comparative evaluation of the environmentally sound plant nutrition advisory system, and its application in case of some
farms

3. ENVIRONMENTALLY FRIENDLY POWER PLANTS
10. The basics of environmentally sound plant nutrition advisory system : Evaluation of the database of Hungarian long-term field NPK fertilization experiments
ENVIRONMENTALLY FRIENDLY POWER PLANTS

4. Fertilizer consumption in Hungary, 1901-2010 (According to CSO data)

5. The annual agronomic NPK balance of rural areas in Hungary, 1901-2010.

6. Cumulated agronomic NPK balance of rural areas in Hungary, 1901-2010.

7. Changes in the soil AL-P2O5 content in a P aftereffect experiment
Changes in the soil AL-P2O5 content in a P aftereffect experiment. Calcareous Chernozem,
(Csathó and Kadar 2002)

8. „Fresh" P and K equivalents of phosphorus and potassium aftereffects Calcareous Chernozem, (Csathó, 2005)

9. Number of soil tests in Hungary, 1981-2010

10. Evaluation of the Hungarian field NPK fertilizer database of long-term experiments

11. Chernozem, Nagyhörcsök. (Csathó 1985)
Correlations between soil AL-P2O5 content and the winter wheat grain yield on a loam soil with 5% CaCO3 content.
Chernozem, Nagyhörcsök. (Csathó 1985)
11. The structure of the environment-friendly plant advisory system

12. Nitrogen-response experiments

13. Y '= 100 (1-10-CX); n = 63; Y '= 1 / (ax + b); n = 63
c: = ; r = a = 0.30; b = 0.33; r = 0.50
Relationship between the humus content of the N-control (PK) parcels and the relative yield and yield surplus of winter wheat . national database of the field trials, (Csathó, 2003)
10 Fundamentals of environmentally friendly crop nutrition advisory system:
Evaluation of the Hungarian field NPK fertilizer database of long-term experiments

14. Y '= 100 (1-10-CX); n = 68; Y '= 1 / (ax + b); n = 68
c: = ; r = a = 0.25; b = 0.20; r = 0.55
Relationship between the humus content of the N-control (PK) parcels and the relative yield and yield surplus of maize. national database of the field trials, (Csathó, 2003)
10 Fundamentals of environmentally friendly crop nutrition advisory system:
Evaluation of the Hungarian field NPK fertilizer database of long-term experiments

15. Y '= 100 (1-10-CX); n = 24; Y '= 1 / (ax + b); n = 24
c: = ; r = 00:33 a = 0:01; b = 2.47; r = 12:00
Relationship between the humus content of the N-control (PK) parcels and the relative yield and yield surplus of alfalfa . national database of the field trials, (Csathó, 2003)
10 Fundamentals of environmentally friendly crop nutrition advisory system:
Evaluation of the Hungarian field NPK fertilizer database of long-term experiments

16. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of N in field wheat experiments

17. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of N in field maize experiments

18. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of N in field alfalfa experiments

19. New N supply categories for N-consuming plants (Not legumes) on the basis of soil organic matter content (Csathó, 2003). The data are based on the realtionships of the HungarianN-effect field experiments (Csathó, 2003)
N – supply categories (humus %)
texture v. weak weak meadium good v. good excess
sand ≤ 0, ,61-1, ≥ 1,
sandy loam ≤ 1, ,41-2, ,01-2, ≥ 2,
loam ≤ 1, ,81-2, ,41-3, ,21-3, ≥ 3,
clay loam ≤ 2, ,01-2, ,61-3, ,41-4, ,01-4,60 ≥4,61 clay ≤ 2, ,21-2, ,81-3, ,61-4, ,21-4, ≥4,81 19

20. New N supply categories for less N-consuming plants ( legumes) on the basis of soil organic matter content (Csathó, 2003). The data are based on the realtionships of the HungarianN-effect field experiments (Csathó, 2003)
N – supply categories (humus %)
texture v. weak weak medium good v. good excess
sand ≤ 0, ,41-0, ,61-1, ≥ 1,
s. loam ≤ 1, ,01-1, ,41-2, ,01-2, ≥ 2,
loam ≤ 1, ,41-1, ,81-2, ,41-2, ,21-3, ≥ 3,81
clay loam ≤ 1,60 1,61-2, ,01-2, ,61-3, ,41-4,00 ≥ 4,01
clay ≤ 1, ,81-2, ,21-2, ,81-3, ,61-4,20 ≥ 4,21 20

21. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of N in field winter wheat experiments

22. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of N in field maize experiments

23. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of N in field alfalfa experiments

24. Distribution of Hungarian soils based on their organic matter / humus content (Chickenpox et al. 1987)

25. The texture of Hungarian soils

26. Phosphorus-response experiments

27. Acidic soils: empty symbols; calcareous soils: full marks
Y '= 100 (1-10-CX); n = 145; Y '= 1 / (ax + b); n = 145
c: = ; r = a = 0.010; b = 00:33; r = 0.60
Acidic soils: empty symbols; calcareous soils: full marks
Relationship between the AL-P2O5 content of the P-control (NK) parcels and the relative yield and yield surplus of winter wheat . national database of the field trials, (Csathó, 2003)
10 Fundamentals of environmentally friendly crop nutrition advisory system:
Evaluation of the Hungarian field NPK fertilizer database of long-term experiments

28. Acidic soils: empty symbols; calcareous soils: full marks
Y '= 100 (1-10-CX); n = 83; Y '= 1 / (ax + b); n = 83 c: = ; r = a = 0.040; b = -0.19; r = 0.68
Acidic soils: empty symbols; calcareous soils: full marks
Relationship between the AL-P2O5 content of the P-control (NK) parcels and the relative yield and yield surplus of maize . national database of the field trials, (Csathó, 2003)
10 Fundamentals of environmentally friendly crop nutrition advisory system:
Evaluation of the Hungarian field NPK fertilizer database of long-term experiments

29. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of P in field winter wheat experiments

30. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of P in field maize experiments

31. Medium P supply categories for P-consuming plants on the basis of soil AL-P2O5 content (Csathó, 2003). The data are based on the relationships of the Hungarian P-effect field experiments (Csathó, 2003)
pH(KCl) CaCO3% Medium P - supply (AL-P2O5 mg/kg)
sand s. loam loam l. clay clay
3,5-5,
5,6-6, 0, 1, 5,
10,
20, 31

32. Medium P supply categories for less P-consuming plants on the basis of soil AL-P2O5 content (Csathó, 2003). The data are based on the relationships of the Hungarian P-effect field experiments (Csathó, 2003)
pH(KCl) CaCO3% Medium P – supply (AL-P2O5 mg/kg)
sand s.loam loam l. clay clay
3,5-5,
5,6-6, 0, 1, 5,
10,
20, 32

33. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of P in field winter wheat experiments

34. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of P in field maize experiments

35. The distribution of Hungarian soils based on their AL-P2O5 content in mg / kg (Chickenpox et al. 1987)

36. Soil pH

37. Potassium response experiments

38. Y '= 100 (1-10-CX); n = 59; Y '= 1 / (ax + b); n = 59
c: = ; r = a = 0.04; b = -0.29; r = 0.72
Relationship between the AL-K2O content of the K-control (NP) plots and the relative yield and yield surplus of winter wheat . national database of the field trials, (Csathó, 2003)
10 Fundamentals of environmentally friendly crop nutrition advisory system:
Evaluation of the Hungarian field NPK fertilizer database of long-term experiments

39. Y '= 100 (1-10-CX); n = 86; Y '= 1 / (ax + b); n = 86
c: = ; r = a = 0.01; b = -0.02; r = 0.70
Relationship between the AL-K2O content of the K-control (NP) plots and the relative yield and yield surplus of maize . national database of the field trials, (Csathó, 2003)
10 Fundamentals of environmentally friendly crop nutrition advisory system:
Evaluation of the Hungarian field NPK fertilizer database of long-term experiments

40. Forecast of crop surplus and shortages (Csathó, 2005)
Effect of K in field winter wheat experiments

41. Forecast of crop surplus and shortages (Csathó, 2005)
Effect of K in field maize experiments

42. New K supply categories for K-consuming plants on the basis of the soil AL-K2O content .The data are based on the realtionships of the HungarianN-effect field experiments (Csathó, 2005)
K – supply categories (AL-K2O mg/kg)
texture v. weak weak medium good v. good excess
sand ≤ ≥201
s. Loam ≤ ≥271
loam ≤ ≥291
c.Loam ≤ ≥311
clay ≤ ≥321 42

43. New K supply categories for low K-consuming plants on the basis of the soil AL-K2O content .The data are based on the realtionships of the HungarianN-effect field experiments (Csathó, 2005)
K – supply categories (AL-K2O mg/kg)
texture very weak weak medium good very good excess
sand ≤ ≥161
s. Loam ≤ ≥221
loam ≤ ≥231
Clay loam ≤ ≥251
clay ≤ ≥261 43

44. Forecast of crop surplus and shortages (Csathó, 2003)
Effect of K in field winter wheat experiments

45. Forecast of crop surplus and shortages (Csathó, 2005)
Effect of K in field maize experiments

46. The distribution of soils in Hungary AL-K2O-based content, mg / kg (chickenpox et al. 1987)

47. Soil texture

48. The effect of N, P and K on the relative yield of maize
The effect of N, P and K on the relative yield of maize. and winter wheat, Hungarian N, P and K-response experiments database ,
MAIZE
WINTER WHEAT

49. The soils K supply categories based on AL-K2O values grouped by texture The data are based on the realtionships of the Hungarian maize K-effect field experiments (Csathó, 2005)

50. Field crops average N, P, respectively
Field crops average N, P, respectively. K-effects of domestic fertilizer field trials. (Csathó, 2003)
N-effects P-effects K-effects
Plant Relative Yield Relative Yield Relatív Yield yield ,% surplus, t/ha yield,% surplus, t/ha yield,% surplus, t/ha
(PK/NPK) (NPK-PK) (NK/NPK) (NPK-NK) (NP/NPK) (NPK-NP)
Pea (KPN)
Potato (NPK)
Sorghum (PKN)
Sugar beet (NEP)
Hemp (NEP)
Maize (NEP)
Alfalfa (PNK)
Mustard (NPK)
Sunflower (NEP)
linseed (NPK)
Winter
barley (NPK)
wheat (NPK)
Rape (NPK)
Rye (NPK)
Soy (NEP)
spring
barley (NPK)
triticale (NEP)
oat (NPK)

51. / The nutrient dilution effect /
Relationship between the yield and the specific nutrient content of the plants
/ The nutrient dilution effect /

52. winter wheat Maize
Correlations between the crop yield and the specific K content of the crops Martonvasar, (Árendás 1998)