808.2(f) 808.2(g) with certified free acrylamide monomer level of less than 0.05%
6.b BR Seedlings and Transplants. Root dip material containing live endo and ectomycorrhizal fungi, plant biostimulants, and water absorbent polymers conforming to the following typical requirements:
• Endomycorrhizal fungi — Minimum 50 000 live spores of VA fungi per pound of product to include entrephospora columbiana, glomus etunicatum, glomus clarum and glomus species
• Ectomycorrhizal fungi — Minimum 140 million live spores of pisolithus tinctorius per pound of product
• Biostimulants — Dry soluble yucca extract (yucca schidigera); soluble sea kelp extract (ascophylum nodosum); and humic acids (natural humates)
• Water absorbent polymer — 0.2 to 0.8 mm sized particles of polyacrylamide copolymer
steam sterilized, then composted for a minimum of 90 days in well -managed windrows, and on a properly surfaced and protected composting pad. Conforms to the requirements specified in Section 808.2( f)4 except the soluble salt content is 20 dS maximum and the moisture content is 60% maximum.
the following requirements:
Provide stakes free from knots, rot, or other defects that impair strength or render them unfit for the intended purpose.
3.a Rubber Collar Strap. A wide, flexible rubber strip ranging in width from 1 1/2 inches to 3 inches with minimum length ranging from 14 inches to 19 inches made from recycled tire inner tube with a 1/2- inch minimum diameter brass plated grommet on each end.
3.b Fiber Collar Strap. High tenacity, flexible, non- stretch polypropylene or heavy -duty nylon fibers; or natural cotton fibers, woven into tubular or flat surfaced, soft edged, abrasion resistant straps with a minimum width of 3/4 inch manufactured for staking trees and conforming to the following requirements:
required to encircle the tree trunk and attach to the stake as specified in Section 808.3(g) 5.
of an appropriate length to encircle the tree trunk and attach to the stake as specified in Section 808.3(g) 5.