Match the words to their definitions

• Группы
  • what a farmer grows e.g. potatoes
  • mixture put on plants to help them grow more successfully
  • natural fertiliser
  • chemicals to kill insects
  • systems within nature
  • animal droppings that help plants to grow in a natural way
  • fight against
  • natural substances that help plants to grow
• Варианты
  • crops
  • fertilisers
  • compost
  • pesticides
  • ecosystems
  • manure
  • combat
  • nutrients