What people are saying - Write a review
We haven't found any reviews in the usual places.
Soil Testing as a Guide to Productive
Plant and Tissue Testing Principles Relating
45 other sections not shown
acid soils adapted adequate alkaline amounts applied areas average bermudagrass blades Boron cacao Calcium cassava chlorosis chlorotic color concentration cowpea crop cultivars deficiency symptoms develop elements excess fertilizer foliar forage fruit glycine grain grass green growing grown harvest high yields increase interveinal irrigation kg N/ha kg/ha leaf legumes lime lower leaves Magnesium maize manure maturity micronutrients mineral nutrients moisture Molybdenum mt/ha mungbean necrotic Nitrogen nutrient deficiencies NUTRIENT REQUIREMENTS nutrition oil palm older leaves optimum organic matter palm pasture pearl millet petioles Phosphorus plant analysis plant tissue Potassium potato production protein rainfall range rates recommended red clover reduced regions response rhizobia rice root samples season seed soil pH soil test sorghum soybeans species Stylosanthes sulfate Sulfur Table tall fescue temperatures tion tomato toxicity trees tropical Ultisols uptake usually values varieties vegetative veins visual symptoms wheat yellow Zinc