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1. ÊÁÒ¹ªÕÇÔ¹ (Symbiosis) : à»ç¹¡ÒÃÍÂÙèÃèÇÁ¡Ñ¹·Õè½èÒÂã´½èÒÂ˹Öè§ËÃ×Í·Ñé§Êͧ½èÒÂä´é
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1.1 ÀÒÇоÖ觾ҡѹ (Mutualism) ¡ÒÃÍÂÙèÃèÇÁ¡Ñ¹¢Í§ÊÔè§ÁÕªÕÇÔµ â´Â·ÕèáµèÅнèÒÂàÃÕ¡ÇèÒ¤ÙèÍÂÙè¾ÃéÍÁ (Symbiont)
ËÃ×ͤÙèËØé¹ (Partner) µèÒ§ä´éÃѺ»ÃÐ⪹ì
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ÊÒËÃèÒÂÊÕà¢ÕÂÇ Chlorella vulgaris ·ÕèÍÒÈÑÂã¹à¹×éÍàÂ×èͧ͢äδÃÒÊÕà¢ÕÂÇ Chlorohyara viridissima
1.2 ÀÒÇÐÍÔ§ÍÒÈÑÂËÃ×Íà¡×éÍ¡ÙÅ (Commensalism) ¤×Í ¡ÒÃÍÂÙèÃèÇÁ¡Ñ¹¢Í§ÊÔè§ÁÕªÕÇÔµµÑé§áµè 2 ª¹Ô´¢Öé¹ä» â´Â½èÒÂ˹Öè§ä´éÃѺ»ÃÐ⪹ìàÃÕ¡ÇèÒµÑÇÍÔ§ÍÒÈÑ (Commensal) áµèÍÕ¡½èÒÂ˹Öè§äÁèä´éáµè¡çäÁèàÊÕ»ÃÐ⪹ì àÃÕ¡ÇèÒ µÑÇãËéÍÒÈÑ (host)
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2. ÊÀÒÇеç¢éÒÁ ËÃ×Í ÊÀÒÇл¯Ô»Ñ¡Éì (Antagonism) : ÀÒÇСÒÃÍÂÙèÃèÇÁ¢Í§ÊÔè§ÁÕªÕÇÔµ â´Â·Õè½èÒÂ˹Öè§
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1.1 ÀÒÇлÃÊÔµ (Parasitism) à»ç¹ÀÒÇзÕè½èÒÂ˹Öè§àºÕ´àºÕ¹ÍÕ¡½èÒÂ˹Öè§â´Â¡ÒÃà¡ÒСԹ
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1.2 ¡ÒÃÅèÒàËÂ×èÍ (Predation) à»ç¹¡ÒÃÍÂÙèÃèÇÁ¡Ñ¹â´Â½èÒÂ˹Öè§àÃÕ¡ÇèÒ ¼ÙéÅèÒàËÂ×èÍ (Predator) ÊѧËÒÃËÃ×Í¡Ñ´¡Ô¹½èÒÂ˹Ö觷ÕèàÃÕ¡ÇèÒàËÂ×èÍ (Prey) à¾×èÍà»ç¹ÍÒËÒÃ
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»ÅÒ¡Ô¹à¹×éÍ¡Ô¹»ÅÒª¹Ô´Í×è¹ æ àªè¹ »ÅÒªè͹¡Ô¹»ÅÒ¡Ãд
Õè1.3 ÀÒÇÐÁÕ¡ÒÃËÅÑè§ÊÒÃËéÒÁ¡ÒÃà¨ÃÔ (Antibiosis) à»ç¹¡ÒÃÍÂÙèÃèÇÁ¡Ñ¹ÃÐËÇèÒ§ÊÔè§ÁÕªÕÇÔµ ·Õè½èÒÂ˹Öè§äÁèä´éÃѺ»ÃÐ⪹ìáµèÍÕ¡½èÒÂ˹Öè§àÊÕ»ÃÐâª¹ì «Öè§à¡Ô´¨Ò¡ÊÔè§ÁÕªÕÇÔµ·ÕèÊ¡Ñ´ÊÒ÷ÕèÁռŵèÍ¡ÒôÓçªÕÇÔµ¢Í§ÊÔè§ÁÕªÕÇÔµª¹Ô´Í×è¹ ÊÒôѧ¡ÅèÒÇàÃÕ¡ÇèÒ “ÊÒû¯ÔªÕǹРËÃ×ÍÊÒÃÂѺÂÑ觔
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ÃÒ Penicilium notalum. Ê¡Ñ´ÊÒÃྐྵ¹Ô«ÔÅÅÔ¹ (Penicillin) ÍÍ¡ÁÒÂѺÂÑ駡ÒÃà¨ÃÔàµÔºâµ¢Í§áº¤·ÕàÃÕ Sclerotium s.p.
1.5 Amensalism à»ç¹¡ÒÃÍÂÙèÃèÇÁ¡Ñ¹·Õè½èÒÂ˹Öè§Ê觼šÃзºâ´Â·Ò§ÍéÍÁµèÍÍÕ¡½èÒÂ˹Öè§
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1.6 ¡ÒÃá¢è§¢Ñ¹ (Competition) à»ç¹¡ÒÃÍÂÙèÃèÇÁ¡Ñ¹ÃÐËÇèÒ§ÊÔè§ÁÕªÕÇÔµ·ÕèµèÒ§½èÒµèÒ§àÊÕ»ÃÐ⪹ìÍѹà»ç¹¼ÅÁÒ¨Ò¡
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3. ÊÀÒÇÐà»ç¹¡ÅÒ§ (Neutralism) : à»ç¹¡ÒÃÍÂÙèÃèÇÁ¡Ñ¹â´ÂäÁèÁÕ½èÒÂã´ä´éà»ÃÕºËÃ×ÍàÊÕÂà»ÃÕºãËéá¡è¡Ñ¹
4. ÀÒÇÐÁÕ¡ÒÃÂèÍÂÊÅÒ (Saprophytism) : à»ç¹¤ÇÒÁÊÑÁ¾Ñ¹¸ìÊÔè§ÁÕªÕÇÔµÍÒÈÑ«ҡ¢Í§
ÊÔè§ÁÕªÕÇÔµÍ×è¹ â´Â¡ÒÃÂèÍÂÊÅÒ«ҡãËéà»ç¹ÊÒÃÍÔ¹·ÃÕÂìáÅéǨ֧´Ù´«ÖÁà¢éÒÊÙèÃèÒ¡ÒÂ
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