Modifying certain provisions regulating pesticides and fertilizers; expanding prohibited pesticide use to pesticides endangering domestic animals; defining custom blend fertilizer and expanding the definition of specialty fertilizer under the fertilizer, soil amendment and plant amendment law; specifying certain separate labeling requirements for custom blend specialty fertilizers, requiring certain information to be furnished to customers on invoices or delivery tickets and exempting the fertilizers from registration requirements under certain conditions and from tonnage report requirements; clarifying the requirement for fertilizer distributors to furnish purchasers with invoices or delivery tickets; imposing a time limit for submission of requests to the commissioner of agriculture for inspection relating to pesticide applications allegedly damaging crops or vegetation (mk)