Fixes some issues with new Hydro.

code/modules/client/preferences.dm

@@ -1212,8 +1212,6 @@ datum/preferences
 					var/new_f_style = input(user, "Choose your character's facial-hair style:", "Character Preference")  as null|anything in valid_facialhairstyles
 					if(new_f_style)
 						f_style = new_f_style
-								if(organ_data[third_limb] == "amputated")
-									organ_data[third_limb] = null
 
 				if("underwear")
 					var/list/underwear_options

code/modules/hydroponics/hydro_tray.dm

@@ -104,7 +104,7 @@
 		"cryoxadone" =     list(  3,    0,   0   ),
 		"ammonia" =        list(  0.5,  0,   0   ),
 		"diethylamine" =   list(  1,    0,   0   ),
-		"nutriment" =      list(  0.5,  1,   0   ),
+		"nutriment" =      list(  0.5,  0.1,   0 ),
 		"radium" =         list( -1.5,  0,   0.2 ),
 		"adminordrazine" = list(  1,    1,   1   ),
 		"robustharvest" =  list(  0,    0.2, 0   ),
@@ -242,7 +242,7 @@
 	if(seed.exude_gasses && seed.exude_gasses.len)
 		for(var/gas in seed.exude_gasses)
 			environment.adjust_gas(gas, max(1,round((seed.exude_gasses[gas]*seed.potency)/seed.exude_gasses.len)))
-	
+
 	// If we're attached to a pipenet, then we should let the pipenet know we might have modified some gasses
 	if (closed_system && connected_port)
 		update_connected_network()
@@ -302,7 +302,7 @@
 		lastproduce = age
 
 	if(prob(3))  // On each tick, there's a chance the pest population will increase
-		pestlevel += 1 * HYDRO_SPEED_MULTIPLIER
+		pestlevel += 0.1 * HYDRO_SPEED_MULTIPLIER
 
 	check_level_sanity()
 	update_icon()
@@ -326,9 +326,9 @@
 			if(toxic_reagents[R.id])
 				toxins += toxic_reagents[R.id]         * reagent_total
 			if(weedkiller_reagents[R.id])
-				weedlevel += weedkiller_reagents[R.id] * reagent_total
+				weedlevel -= weedkiller_reagents[R.id] * reagent_total
 			if(pestkiller_reagents[R.id])
-				pestlevel += pestkiller_reagents[R.id] * reagent_total
+				pestlevel -= pestkiller_reagents[R.id] * reagent_total
 
 			// Beneficial reagents have a few impacts along with health buffs.
 			if(beneficial_reagents[R.id])

code/modules/hydroponics/seed_datums.dm

@@ -188,26 +188,35 @@ proc/populate_seed_list()
 
 			if(gene.values.len < 6) return
 
-			yield =     round(yield*0.5)
-			endurance = round(endurance*0.5)
+			yield =     round(yield*0.8)
+			endurance = round(endurance*0.8)
 			lifespan =  round(lifespan*0.8)
 
 			if(!products) products = list()
 			products |= gene.values[1]
 
 			if(!chems) chems = list()
-			for(var/rid in gene.values[2])
-				var/existing_chem
-				for(var/chem in chems)
-					if(rid == chem)
-						existing_chem = 1
-						break
 
-				if(existing_chem)
-					chems[rid][1] = max(1,round((chems[rid][1]+gene.values[2][rid][1])/2))
-					chems[rid][2] = max(1,round((chems[rid][2]+gene.values[2][rid][2])/2))
+			var/list/gene_value = gene.values[2]
+			for(var/rid in gene_value)
+
+				var/list/gene_chem = gene_value[rid]
+
+				if(chems[rid])
+
+					var/list/chem_value = chems[rid]
+
+					chems[rid][1] = max(1,round((gene_chem[1] + chem_value[1])/2))
+
+					if(gene_chem.len > 1)
+						if(chem_value > 1)
+							chems[rid][2] = max(1,round((gene_chem[2] + chem_value[2])/2))
+						else
+							chems[rid][2] = gene_chem[2]
+
 				else
-					chems[rid] = gene.values[2][rid]
+					var/list/new_chem = gene_chem[rid]
+					chems[rid] = new_chem.Copy()
 
 			var/list/new_gasses = gene.values[3]
 			if(istype(new_gasses))
@@ -375,7 +384,7 @@ proc/populate_seed_list()
 			yield_mod = 0
 			total_yield = yield
 		else
-			total_yield = max(1,rand(yield_mod,yield_mod+yield))
+			total_yield = yield + rand(yield_mod)
 
 		currently_querying = list()
 		for(var/i = 0;i<total_yield;i++)

code/modules/hydroponics/vines.dm

@@ -240,7 +240,7 @@
 	del src
 
 /obj/effect/plantsegment/proc/die()
-	if(seed && harvest)
+	if(seed && harvest && rand(5))
 		seed.harvest(src,1)
 		del(src)