chemicsl fertilizers stimulate plant growth;but if the concentration is too high,they amy damage roots.what precautions concering chemicalfertilizersmust a gardener take?
a)apply as much as possible without damagingroots.
b)do not apply chemical fertilizers
c)give the plants only tiny amounts.
d)use only the amount recommended
e)use them only on some of his or plants
A researcher wishes to compare the effects of 2 fertilizers on the yield of a soybean crop. She has 20 plots of land available and she decides to use a paired experiment — using 10 pairs of plots. Thus, she will: a. Use a table of …
Lab: claim a pot with pea plants in it. If your pot has more than 3 plants, cut if back to three by cutting the extra plants off at ground level. Leave one plant fully intact. With a toothpick flag, label it "C" for control. Cut the …
H. Using the technique outlined in this lab, a student decided to test wastewater for the presence of phosphate. The first reading produced an extremely dark blue color and a concentration higher than 3ppm. After performing a 10 ml …
does this make sense? Fertilizers are combinations of nutrients that plants need to grow. The primary nutrients of fertilizers are three different elements which are nitrogen, phosphorus, and potassium. These elements are often combined