HELP To convert from spray irrigation to drip irrigation, you must remove spray nozzles from risers and replace with? a
With an adaptor drip head which has 1/4" ports for 1/4" drip tubing?
b
Just cap off all risers sticking out of the ground?
c
Add 1/2" tubing to the riser?
d
Rebuild the irrigation system from the beginning ?

The federal crescent is shaped like what letter

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a researcher conducts a comparison of the comments made in a publicly available blog and the blogger's comments on a similar topic in a weekly magazine. undergraduate students in a field methods class are assigned a research question and asked to interview another classmate, to be followed by a class discussion on interview techniques. a cognitive psychologist enrolls undergraduate students for a computer-based study about the effect of mood on problem-solving behaviors. a researcher sets up a meeting with the superintendent of a large and diverse public school system to get data about the ethnic composition of the school system and the number of students receiving free lunches.

Answer the following question with at least three complete sentences. be sure to use specific examples from the lessons in your answer. why were the ancient greeks known as great thinkers?