1. Nutrient Management in Non-Humid Regions Nat Dellavalle Certified Crop Advisor, Agronomist and Soil Scientist Dellavalle Laboratory, Inc Hanford, Fresno, Davis, California www.dellavallelab.com

2. OUTLINE Dellavalle Laboratory CALIFORNIA –CLIMATE –Water –Soils –AGRICULTURE MANAGAMENT –IRRIGATION –SALINITY –NUTRIENT REGULATION

10. California Agriculture http://www.cdfa.ca.gov/statistics/ Over 400 commodities 25,364,695 acres farm land in 2007 Over $33 billion farm products sold in 2007

11. Crop and Livestock Commodities in which California Leads the Nation Almonds Eggplant Lettuce, Romaine Pistachios Apricots Escarole/Endive Melons, CantaloupePlums Artichokes Figs Melons, Honeydew Plums, Dried Asparagus Flowers, Bulbs MilkPomegranates Avocados Flowers, Cut Milk Goats Raspberries Beans, Dry Baby Lima Flowers, Potted Plants Nectarines Rice, Sweet Beans, Dry Large Lima GarlicNursery, Bedding Plants Safflower Beans, Green Lima Grapes, Raisins Nursery Crops Seed, Alfalfa Bedding/Garden Plants Grapes, Table Olives Seed, Bermuda Grass Broccoli Grapes, Wine Onions, Dry Seed, Ladino Clover Brussels Sprouts Greens, Mustard Onions, Green Seed, Sudan Grass Cabbage, Chinese Hay, Alfalfa Parsley Seed, Vegetable and Flower Cabbage, Fresh Market Herbs Passion Fruit Spinach Carrots Jojoba Peaches, Clingstone Strawberries Cauliflower Kale Peaches, Freestone Tomatoes, Processing Celery Kiwifruit Pears, Bartlett Turnips Chicory Kumquats Peas, Chinese Vegetables, Greenhouse Cotton, American Pima Lemons Peppers, Bell Vegetables, Oriental Daikon Lettuce, Head Persimmons Walnuts Dates Lettuce, Leaf Pigeons and Squabs

12. Irrigation Mangment Trumps salinity and nutrient management Irrigation water quality ECCaMgNa SARBClCO 3 CO 3 NO 3 FeMn pHOthers………….

13. Irrigation Mangment Trumps salinity and nutrient management Irrigation water Quality CIMIS Neutron probes Irrigation scheduling Irrigation system evaluations

14. Salinity Managment Salinity Sodicity Specific Ion toxicity Water and Soil Analysis pHECeCaMg NaSARESPB Gypsum requirement Lime Requirement

15. Nutrient Management Water Analysis Pre-plant soil analysis

16. Pre-plant Soil Analysis pHECeCaMg NaSARESPB Gypsum requirement Lime Requirement NO 3 -NOlson PO 4 -P KZn

17. Nutrient Management Water Analysis Pre-plant soil analysis Pre-side dress profile NO 3 -N In season tissue analysis Nutrient removal tissue analysis Field consultation

18. Nutrient Managment

19. Regulation California Department of Public Health Services California Regional Water Qualityl Control Board California Air Board

20. Organic Solid Waste Analysis TNNO 3 -N NH 4 -N P K NaHCO3 CO 3 ACIDITY Alkalinity Metalsetc………

21. Impact on Laboratories Business Opportunities Operational Choice –Samplings Methods –Laboratory Methods –Personnel

22. THERE ARE SO MANY RULES THAT NO MATTER WHAT YOU DO YOU WILL BREAK ONE!!!

23. QUESTIONS! ndellavalle@dellavallelab.com http://www.dellavallelab.com/

24. Nutrient Management in Non-Humid Regions Nat Dellavalle Certified Crop Advisor, Agronomist and Soil Scientist Dellavalle Laboratory, Inc Hanford, Fresno, Davis, California www.dellavallelab.com