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library:articles:p_basics:
11 Hitste within the plant tissue. The accumulation of unused sugars leads to the purple coloration often seen ... ent the annual yields of corn and soybeans that caused the P test drawdown. However, the nature of both ... discussion we will consider only the most widely used sources of fertilizer P. These include the follow
library:articles:copper_sulfate_hoof_baths_and_copper_toxicity_in_soil:
8 Hitslth for their dairy cows. Over the past years the used foot bath material has been recycled with the man... ns and recommendations that they have made can be used in other areas of the country. Two areas which wo... organic matter.
"Copper sulfate hoof baths are used on many dairies in Pennsylvania as part of their
library:articles:salt_index_calculation:
8 Hitsy more efficient when low P application rates are used.
Early planting dates, large amounts of crop r... would not be accurate if potassium phosphate was used as the source of K instead of KCI. This is becaus... s decreased seed germination or seedling injury caused by high salt concentrations in the soil solutions
library:articles:why_labs_have_different_soil_test_results:
6 Hitscal results is the different chemical extractants used by labs. At first, it may not seem logical for la... s an excellent "predictor" of P availability when used appropriately. However, they will typically give ... or differences are
- The type of instruments used to detect the nutrient in the extractant.
- Th
library:articles:interpreting_lawn_and_garden_soil_results:
5 Hitso you unless you understand the terms and numbers used. This guide provides definitions of terms and the... o you unless you understand the terms and numbers used. This fact sheet provides definitions of terms an...
===== Soil pH=====
The term pH is used to express the acidity or alkalinity of the soil.
library:articles:soil_aluminum_and_test_interpretation:
5 Hits Al in the soil and multiple tests that have been used to identify these different forms. Only two of th... extracted with the same chemical solution that is used in determining many plant nutrients. Mehlich 3 is a stronger extracting solution than used for available Al, so the results are much larger values. *
library:articles:common_liming_terms:
4 Hitsy impurities.
**CALCITIC LIMESTONE- **A widely used term that refers to agricultural limestone with a... e is 56.0%, for pure dolomite the value is 60.8%. Used by some states as a measure of aglime quality.
... ECTIVE NEUTRALIZING POWER (ENP)- **This is a term used in Ohio. It means the neutralizing value of limin
library:articles:interpretation_of_water_analysis_for_livestock_suitability:
4 Hits within limited concentrations. This paper can be used as a guide to the recommended limits of certain substances commonly found in water used for livestock and poultry.
^ Guidelines for Evaluating the Q... to be saline, however salinity should not be confused with water hardness. Saline water can be soft if
library:articles:ca_basics:
4 Hits of soluble Ca, typically as gypsum, are commonly used to desalinate sodic soils through the displacemen... prays and soil applications have been effectively used to help detoxify B over-applications.
===== B... ly toxic effect on plants. Most of the problems caused by excess soil Ca are the result of secondary eff
library:articles:gypsum:
4 Hitsatively deep and thick layers of compacted soil caused by mechanical compaction of clay-based soils
*... face crusting
**3. **Loss of soil structure caused by high sodium (Na) levels in the soil
**1. **... eds to be understood that both soil crusting is caused by a different process than mechanical compaction
library:articles:how_to_read_soil_report:
4 Hits)=====
Nitrate-N is the predominant form of N used by most plants. It is also the form most easily l... conditions. The level of nitrate reported is NOT used in the nitrogen recommendation due to the many va... rmation has several applications, but is probably used most frequently to identify drainage characterist
library:articles:soil_sampling_instructions:
4 Hitsel soil probe or auger. Shovels and spades may be used (see Fig. 2), but they are inefficient.
* A pla... (size, health, yield, etc.). These trees will be used as indicator trees for the rest of the block. The... he pattern of taking the cores is similar to that used in sampling crop fields (random and scattered), a
library:articles:zn_basics:
4 Hitsthe only apparent symptom. Sewage sludge has been used with success to decrease Zinc availability. Limin... lication of Phosphoric fertilizers have also been used.
===== Using Zinc in a Fertility Program=====
... "Zn Responsive" and a high yield program is being used, some Zn is often inexpensive insurance for the h
library:articles:presidedress_nitrate_nitrogen_test_university_summary:
4 Hitsowever, like all soil testing, the PSNT should be used as a guide, not a guarantee. Neither the PSNT res... rch showed that when a nitrification inhibitor is used, the NH4-N can be quite high at sampli... ts, especially where nitrification inhibitors are used.
The following are examples of how some Univer
