Clay soils require - Study guides, Class notes & Summaries

Iowa Commercial Pesticide Applicator Category 1A Latest Update Graded A What is the greatest hazard when applying most herbicides? Injury to nontarget plants Name some herbicides which are very effective against germinating weeds but less effective on established weeds. Frontier, Lasso, and Dual What soil conditions reduce the activity of many herbicides and require increased rates for adequate weed control? Higher levels of soil organic matter or clay Two herbicides which are more active on ...

FULL NHIE EXAM PRACTICE - Questions and Answers (Complete Solutions) Where you have found evidence of footing settlement, how can you predict whether there will be further settlement? (a) You can count the number of planes of movement. (b) You can determine the type of foundation material. (c) You cannot predict settlement from a single inspection. (d) You can determine the depth of the footing. You typically identify a Freon leak (a) As an oil stain (b) As refrigerant coming out of the Freon ...

Created to serve as a complete, comprehensive code regulating the construction of single-family, two-family and buildings consisting of three or more townhouse units. - Answer IRC (International Residential Code) Administrative - Answer First 2 chapters of code book are True - Answer Plans or supporting documents are almost always required by the controlling authority prior to issuing a permit. T or F Yes - Answer Does the building official have the authority to render interpretations o...

FFA Agronomy Test Questions and Answers 100% CorrectFFA Agronomy Test Questions and Answers 100% CorrectFFA Agronomy Test Questions and Answers 100% CorrectFFA Agronomy Test Questions and Answers 100% CorrectFFA Agronomy Test Questions and Answers 100% CorrectFFA Agronomy Test Questions and Answers 100% Correct What is the ideal stage of maturity for alfalfa? a. 1/4 to 1/2 bloom b. blooms emerged c. bud to 1/10th bloom d. boot stage e. seed heads emerged - ANSWER-c Forage legumes ____...

Texas FFA Nursery Landscape License Exam Q&A 2024 One reason modern horticultural fabrics used in landscaping are said to be better than black polyethylene film is they: A. Prevent moisture from penetrating too deeply B. Make a better base for rock mulch C. Completely control weeds D. Allow exchange of gases between soil and air - CORRECT ANSWER-D A privacy fence should be at least ____ feet high if the purpose is to screen the view of neighbors at ground level or others walking near ...

What is the ideal stage of maturity for alfalfa? a. 1/4 to 1/2 bloom b. blooms emerged c. bud to 1/10th bloom d. boot stage e. seed heads emerged c Forage legumes ________ digestible protein compared to grasses? a. have the same amount of b. do not require much c. are higher in d. are lower in c which soils have the best water-holding capacity? a. clay soils b. silt soils c. sandy soils b which soils have large pore spaces? a. clay soils b. silt soils c. sandy soils c which soils have nutrie...

Which of the following items is not an Atterberg limit? Ans: Water Content The _________ is the water content at which soil changes from liquid state to plastic state. Ans: Liquid Limit The Atterberg limits tests are applied to soils passing No. ___ sieve. Ans: 40 For a soil sample, the liquid limit is 32% and the plastic limit is 11%. What is the plasticity index (PI)? Ans: 21 According to AASHTO soil classification system, which of the following soils can be called granular soils? ...

Most perennial weeds are best controlled with herbicides? True False False Symptoms of soil-applied photosynthesis inhibitors typically appear first on the roots? True False False In calibrating your sprayer after spraying 1/8 acre, you poured 4 1/8 gallons of water back to refill your 100 gallon tank. How many gallons of spray are you spraying? 24 GPA 43 GPA 33 GPA 31 GPA 33 GPA Crop rotation and narrow crop rows are examples of cultural control? True F...

applicators exam iowa pesticide 2024 Most perennial weeds are best controlled with herbicides? True False - CORRECT ANSWER-False Symptoms of soil-applied photosynthesis inhibitors typically appear first on the roots? True False - CORRECT ANSWER-False In calibrating your sprayer after spraying 1/8 acre, you poured 4 1/8 gallons of water back to refill your 100 gallon tank. How many gallons of spray are you spraying? 24 GPA 43 GPA 33 GPA 31 GPA - CORRECT ANSWER-33 GPA Crop rotation ...

Texas FFA Nursery Landscape License Exam Q&A 2024 One reason modern horticultural fabrics used in landscaping are said to be better than black polyethylene film is they: A. Prevent moisture from penetrating too deeply B. Make a better base for rock mulch C. Completely control weeds D. Allow exchange of gases between soil and air - CORRECT ANSWER-D A privacy fence should be at least ____ feet high if the purpose is to screen the view of neighbors at ground level or others walking near ...