Some examples are shown in the following gallery with crops arranged from sensitive to very tolerant.. 1  Graphs of crop yield and soil salinity in farmers' fields ordered by increasing salt tolerance. 2  Fig. 3  Fig. 4  Fig. 5  Fig. 6  Fig. 7  Fig.
He should be at least 18 months old and have been doing public access training (performing his already mastered skills and tasks) in public for at least six months reliably before being transitioned from service dog in training to full service dog.
Toy breeds; start when they are about 6 to 9 months old. Medium breeds; start when they are about 9 to 12 months old. Large to XLarge; start when they are about 12 months old. This all depends on the breed and the dog, just like humans we have no set time when we start, our bodies tells us when it is time.